{"id":22682,"date":"2026-04-08T16:00:04","date_gmt":"2026-04-08T09:00:04","guid":{"rendered":"https:\/\/optex-asean.com\/?post_type=dt_portfolio&#038;p=22682"},"modified":"2026-04-08T16:00:04","modified_gmt":"2026-04-08T09:00:04","slug":"fd331-2-fiber-optic-sensor","status":"publish","type":"dt_portfolio","link":"https:\/\/optex-asean.com\/vi\/product\/fd331-2-fiber-optic-sensor\/","title":{"rendered":"FD331\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column width=&#8221;1\/2&#8243;][vc_single_image image=&#8221;22451&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; css=&#8221;&#8221;][vc_empty_space height=&#8221;10px&#8221;][\/vc_column][vc_column width=&#8221;1\/2&#8243;]<div id=\"ultimate-heading-9669da289eb38c0\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-9669da289eb38c0 uvc-9417  uvc-heading-default-font-sizes\" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-9669da289eb38c0 h2'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' ><h2 style=\"--font-weight:theme;\">FD331\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/h2><\/div><\/div><div class=\"ult-spacer spacer-69da289eb393f\" data-id=\"69da289eb393f\" data-height=\"20\" data-height-mobile=\"20\" data-height-tab=\"20\" data-height-tab-portrait=\"\" data-height-mobile-landscape=\"\" style=\"clear:both;display:block;\"><\/div>[vc_column_text css=&#8221;&#8221;]FD331\/2 \u2013 H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp c\u00e1p quang<\/p>\n<ul>\n<li>H\u1ed7 tr\u1ee3 v\u1eadn h\u00e0nh m\u1ed9t v\u00f9ng ho\u1eb7c hai v\u00f9ng<br \/>\n\u2022 FD331: model m\u1ed9t k\u00eanh<br \/>\n\u2022 FD332: model hai k\u00eanh<\/li>\n<li>C\u00e1p c\u1ea3m bi\u1ebfn d\u00e0i \u0111\u1ebfn 5 km m\u1ed7i k\u00eanh<\/li>\n<li>C\u00e1p c\u1ea3m bi\u1ebfn mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u EMI, RFI v\u00e0 s\u00e9t<\/li>\n<li>T\u00f9y ch\u1ecdn giao ti\u1ebfp IP-XML<\/li>\n<li>T\u00f9y ch\u1ecdn t\u00edch h\u1ee3p m\u00e1y \u0111o gi\u00f3<\/li>\n<li>X\u1eed l\u00fd t\u00edn hi\u1ec7u DSP cho ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_empty_space height=&#8221;10px&#8221;][vc_separator][vc_empty_space height=&#8221;10px&#8221;][vc_column_text css=&#8221;.vc_custom_1775638462659{margin-top: 20px !important;}&#8221;]<a class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\" href=\"https:\/\/optex-asean.com\/vi\/contact-us\/\" target=\"_blank\" rel=\"&quot;noopener noopener noreferrer\"> <span class=\"elementor-button-content-wrapper\"> <span class=\"elementor-button-text\">\u0110\u1eb7t c\u00e2u h\u1ecfi ngay<\/span> <\/span> <\/a>[\/vc_column_text][\/vc_column][\/vc_row][vc_row bg_type=&#8221;bg_color&#8221; css=&#8221;.vc_custom_1602675871737{margin-top: 50px !important;}&#8221; bg_color_value=&#8221;#ededed&#8221;][vc_column]<div id=\"advanced-tabs-desc-wrap-8637\" class=\"ult_tabs \" style=\" margin-top:20px;\" data-tabsstyle=\"style1\"\n data-titlebg=\"#ffffff\" data-titlecolor=\"#74777b\" data-fullheight=\"off\"\n data-titlehoverbg=\"#4f90d1\" data-titlehovercolor=\"#ffffff\"\n data-rotatetabs=\"0\" data-responsivemode=\"Both\" data-animation=\"None\"\ndata-activetitle=\"#ffffff\" data-activeicon=\"\" data-activebg=\"#4f90d1\"  data-respmode=\"Tabs\" data-respwidth=\"400\" data-scroll = \"on\" data-activeindex=\"1\"><ul id=advanced-tabs-wrap-1428 class=\"ult_tabmenu style1 Style_4\" style=\"color:#c4c4c4;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-width:0px;\"><li class=\"ult_tab_li ult_tab_style_4 \" data-iconcolor=\"#74777b\" data-iconhover=\"#ffffff\" style=\"background-color:#ffffff;border-color:#c4c4c4;border-width:1px;border-style:solid;border-top-left-radius:8px;\">\n\t\t\t\t\t<a href=\"#1601982474480-6\"  id=\"1601982474480-6\"  style=\"color:#74777b;;   \" class=\"ult_a ult_tab_style_4 \">\n\t\t\t\t\t     <span class=\"ult_tab_main Both \">\n\t\t\t\t\t \t\t <span class=\"ult_tab_section\">\n\t\t\t\t\t   \t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_tab_display_text ult-responsive\" style=\";\">Product Details<\/span>\n\t\t\t\t\t   \t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><li class=\"ult_tab_li ult_tab_style_4 \" data-iconcolor=\"#74777b\" data-iconhover=\"#ffffff\" style=\"background-color:#ffffff;border-color:#c4c4c4;border-width:1px;border-style:solid;\">\n\t\t\t\t\t<a href=\"#1601982474528-8\"  id=\"1601982474528-8\"  style=\"color:#74777b;;   \" class=\"ult_a ult_tab_style_4 \">\n\t\t\t\t\t     <span class=\"ult_tab_main Both \">\n\t\t\t\t\t \t\t <span class=\"ult_tab_section\">\n\t\t\t\t\t   \t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_tab_display_text ult-responsive\" style=\";\">Applications<\/span>\n\t\t\t\t\t   \t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><li class=\"ult_tab_li ult_tab_style_4 \" data-iconcolor=\"#74777b\" data-iconhover=\"#ffffff\" style=\"background-color:#ffffff;border-color:#c4c4c4;border-width:1px;border-style:solid;\">\n\t\t\t\t\t<a href=\"#1601982573863-2-8\"  id=\"1601982573863-2-8\"  style=\"color:#74777b;;   \" class=\"ult_a ult_tab_style_4 \">\n\t\t\t\t\t     <span class=\"ult_tab_main Both \">\n\t\t\t\t\t \t\t <span class=\"ult_tab_section\">\n\t\t\t\t\t   \t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_tab_display_text ult-responsive\" style=\";\">Key Features<\/span>\n\t\t\t\t\t   \t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><li class=\"ult_tab_li ult_tab_style_4 \" data-iconcolor=\"#74777b\" data-iconhover=\"#ffffff\" style=\"background-color:#ffffff;border-color:#c4c4c4;border-width:1px;border-style:solid;\">\n\t\t\t\t\t<a href=\"#1601982575199-3-6\"  id=\"1601982575199-3-6\"  style=\"color:#74777b;;   \" class=\"ult_a ult_tab_style_4 \">\n\t\t\t\t\t     <span class=\"ult_tab_main Both \">\n\t\t\t\t\t \t\t <span class=\"ult_tab_section\">\n\t\t\t\t\t   \t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_tab_display_text ult-responsive\" style=\";\">Specifications<\/span>\n\t\t\t\t\t   \t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><li class=\"ult_tab_li ult_tab_style_4 \" data-iconcolor=\"#74777b\" data-iconhover=\"#ffffff\" style=\"background-color:#ffffff;border-color:#c4c4c4;border-width:1px;border-style:solid;\">\n\t\t\t\t\t<a href=\"#1601982576101-4-2\"  id=\"1601982576101-4-2\"  style=\"color:#74777b;;   \" class=\"ult_a ult_tab_style_4 \">\n\t\t\t\t\t     <span class=\"ult_tab_main Both \">\n\t\t\t\t\t \t\t <span class=\"ult_tab_section\">\n\t\t\t\t\t   \t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_tab_display_text ult-responsive\" style=\";\">Accessories<\/span>\n\t\t\t\t\t   \t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><li class=\"ult_tab_li ult_tab_style_4 \" data-iconcolor=\"#74777b\" data-iconhover=\"#ffffff\" style=\"background-color:#ffffff;border-color:#c4c4c4;border-width:1px;border-style:solid;border-top-right-radius:8px;\">\n\t\t\t\t\t<a href=\"#1601982775281-5-5\"  id=\"1601982775281-5-5\"  style=\"color:#74777b;;   \" class=\"ult_a ult_tab_style_4 \">\n\t\t\t\t\t     <span class=\"ult_tab_main Both \">\n\t\t\t\t\t \t\t <span class=\"ult_tab_section\">\n\t\t\t\t\t   \t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_tab_display_text ult-responsive\" style=\";\">Downloads<\/span>\n\t\t\t\t\t   \t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><\/ul><div  data-ultimate-target='#advanced-tabs-desc-wrap-8637 .ult_tabcontent .ult_tab_min_contain  p'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' class=\"ult_tabcontent ult-responsive style1\" style=\"background-color:#ffffff;color:#74777b;\"><div class=\"ult_tab_min_contain \" >\n\t\t\t<div  class=\"ult_tabitemname\"  >\n\t\t\t\t[vc_column_text css=&#8221;&#8221;]<\/p>\n<div class=\"main-content-body \">\n<p>Fiber Defender\u00ae Model FD331\/FD332 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean bi\u1ec7t cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh ph\u1ee7, c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i. D\u1ef1a tr\u00ean B\u1ed9 x\u1eed l\u00fd b\u00e1o \u0111\u1ed9ng (Alarm Processing Unit \u2013 APU), h\u1ec7 th\u1ed1ng cung c\u1ea5p gi\u1ea3i ph\u00e1p m\u1ed9t ho\u1eb7c hai v\u00f9ng. FD331 l\u00e0 model m\u1ed9t k\u00eanh, trong khi FD332 l\u00e0 b\u1ed9 x\u1eed l\u00fd b\u00e1o \u0111\u1ed9ng hai k\u00eanh, c\u00f3 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 hai v\u00f9ng c\u00e1p c\u1ea3m bi\u1ebfn ri\u00eang bi\u1ec7t (v\u00ed d\u1ee5: v\u00f9ng h\u00e0ng r\u00e0o ho\u1eb7c t\u01b0\u1eddng) v\u00e0 c\u00f3 th\u1ec3 hi\u1ec7u ch\u1ec9nh \u0111\u1ed9c l\u1eadp \u0111\u1ec3 thi\u1ebft l\u1eadp \u0111\u1ed9 nh\u1ea1y ph\u00e1t hi\u1ec7n.<br \/>\nH\u1ec7 th\u1ed1ng an ninh FD331\/FD332 s\u1eed d\u1ee5ng s\u1ee3i c\u00e1p quang c\u00f3 kh\u1ea3 n\u0103ng mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u EMI, s\u00e9t, t\u1eeb tr\u01b0\u1eddng v\u00e0 t\u00edn hi\u1ec7u t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn. H\u1ec7 th\u1ed1ng c\u0169ng t\u00edch h\u1ee3p x\u1eed l\u00fd t\u00edn hi\u1ec7u s\u1ed1 n\u00e2ng cao (DSP) nh\u1eb1m l\u1ecdc b\u1ecf c\u00e1c t\u00edn hi\u1ec7u t\u1eeb c\u00e1p c\u1ea3m bi\u1ebfn do c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng g\u00e2y nguy c\u01a1 nh\u01b0 gi\u00f3, th\u1eddi ti\u1ebft v\u00e0 \u0111\u1ed9ng v\u1eadt hoang d\u00e3.<\/p>\n<p>V\u1edbi kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp hi\u1ec7u su\u1ea5t cao, ph\u00e2n bi\u1ec7t b\u00e1o \u0111\u1ed9ng nhi\u1ec5u hi\u1ec7u qu\u1ea3 v\u00e0 nhi\u1ec1u l\u1ef1a ch\u1ecdn ph\u00e1t hi\u1ec7n chu vi linh ho\u1ea1t, h\u1ec7 th\u1ed1ng Fiber Optic Intrusion Detection FD331\/FD332 mang \u0111\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng m\u1ed9t gi\u1ea3i ph\u00e1p an ninh c\u00f3 \u0111\u1ed9 tin c\u1eady cao.<\/p>\n<\/div>\n<p>[\/vc_column_text]\n\t\t\t<\/div>\n\t\t\t<div  class=\"ult_tabitemname\"  >\n\t\t\t\t[vc_column_text css=&#8221;&#8221;]<\/p>\n<ul>\n<li>Tr\u1ea1m bi\u1ebfn \u00e1p \u0111i\u1ec7n<\/li>\n<li>Trang tr\u1ea1i \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/li>\n<li>S\u00e2n bay v\u00e0 khu v\u1ef1c \u0111\u01b0\u1eddng s\u1eaft<\/li>\n<li>C\u01a1 s\u1edf d\u1ea7u kh\u00ed v\u00e0 h\u00f3a ch\u1ea5t<\/li>\n<li>C\u01a1 s\u1edf qu\u00e2n s\u1ef1<\/li>\n<li>Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n<\/li>\n<li>C\u01a1 s\u1edf c\u1ea3i hu\u1ea5n \/ tr\u1ea1i giam<\/li>\n<li>Khu v\u1ef1c doanh nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/li>\n<\/ul>\n<p>[\/vc_column_text]\n\t\t\t<\/div>\n\t\t\t<div  class=\"ult_tabitemname\"  >\n\t\t\t\t[vc_column_text css=&#8221;&#8221;]<\/p>\n<ul>\n<li>H\u1ed7 tr\u1ee3 v\u1eadn h\u00e0nh m\u1ed9t v\u00f9ng ho\u1eb7c hai v\u00f9ng<br \/>\n\u2022 FD331: model m\u1ed9t k\u00eanh<br \/>\n\u2022 FD332: model hai k\u00eanh<\/li>\n<li>C\u00e1p c\u1ea3m bi\u1ebfn d\u00e0i \u0111\u1ebfn 5 km m\u1ed7i k\u00eanh<\/li>\n<li>C\u00e1p c\u1ea3m bi\u1ebfn mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u EMI, RFI v\u00e0 s\u00e9t<\/li>\n<li>T\u00f9y ch\u1ecdn giao ti\u1ebfp IP-XML<\/li>\n<li>M\u00e1y \u0111o gi\u00f3 b\u00f9 gi\u00f3 gi\u00fap gi\u1ea3m b\u00e1o \u0111\u1ed9ng gi\u1ea3<\/li>\n<li>X\u1eed l\u00fd t\u00edn hi\u1ec7u DSP cho ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c<\/li>\n<\/ul>\n<p>[\/vc_column_text]\n\t\t\t<\/div>\n\t\t\t<div  class=\"ult_tabitemname\"  >\n\t\t\t\t[vc_column_text][\/vc_column_text][vc_single_image image=&#8221;22338&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221;]\n\t\t\t<\/div>\n\t\t\t<div  class=\"ult_tabitemname\"  >\n\t\t\t\t[vc_column_text css=&#8221;&#8221;]Kh\u00f4ng c\u00f3 ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m[\/vc_column_text]\n\t\t\t<\/div>\n\t\t\t<div  class=\"ult_tabitemname\"  >\n\t\t\t\t<span id=\"creative-link-wrap-7921\" class=\"ult_main_cl ult-adjust-bottom-margin  \" >\n\t \t\t\t<span class=\"  ult_crlink\" >\n\t\t\t\t\t<a  data-ultimate-target='#creative-link-wrap-7921 .ult_colorlink'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  href=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD33X-Brochure.pdf\"  class=\"ult_colorlink ult-responsive \" style=\"float:left;font-weight:normal; \"  data-textcolor=\"#333333\" data-texthover=\"#333333\"data-style=\"\">\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span data-hover=\"OPTEX FD331\/2 Brochure \u3010PDF\u3011\" style=\"color:#333333;;;\" class=\"ult_btn10_span   \">OPTEX FD331\/2 Brochure \u3010PDF\u3011<\/span>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t<\/span><span id=\"creative-link-wrap-7567\" class=\"ult_main_cl ult-adjust-bottom-margin  \" >\n\t \t\t\t<span class=\"  ult_crlink\" >\n\t\t\t\t\t<a  data-ultimate-target='#creative-link-wrap-7567 .ult_colorlink'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  href=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD33X-Spec-Sheet.pdf\"  class=\"ult_colorlink ult-responsive \" style=\"float:left;font-weight:normal; \"  data-textcolor=\"#333333\" data-texthover=\"#333333\"data-style=\"\">\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span data-hover=\"OPTEX FD331\/2 Spec Sheet \u3010PDF\u3011\" style=\"color:#333333;;;\" class=\"ult_btn10_span   \">OPTEX FD331\/2 Spec Sheet \u3010PDF\u3011<\/span>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t<\/span>\n\t\t\t<\/div><\/div><\/div><\/div><div class=\"ult_acord advanced-tabs-desc-wrap-8637\">\n   <div class=\"ult-tabto-accordion \" style=\"width:;\"\n    data-titlecolor=\"#74777b\"  data-titlebg=\"#ffffff\"\n     data-titlehoverbg=\"#4f90d1\" data-titlehovercolor=\"#ffffff\" data-animation=\"None\"\n     data-activetitle=\"#ffffff\" data-activeicon=\"\" data-activebg=\"#4f90d1\" data-scroll = \"on\" data-activeindex=\"1\" >\n     <dl><dt class=\"\">\n\t        \t<a class=\"ult-tabto-actitle withBorder ult_a \" id=\"1601982474480-6\" style=\"color:#74777b;;background-color:#ffffff;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;\" href=\"#1601982474480-6\">\n\t        \t\t<i class=\"accordion-icon\"><\/i>\n\t        \t\t\t<span class=\"ult_tab_main ult_ac_main ult_noacordicnBoth\">\n\n\t\t\t\t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_acordian-text ult-responsive\" style=\";color:inherit \" >Product Details<\/span>\n\t\t\t\t\t\t<\/span><\/a><\/dt>\n\t            \t\t<dd class=\"ult-tabto-accordionItem ult-tabto-accolapsed\">\n\t\t\t\t            <div class=\"ult-tabto-acontent\" style=\"background-color:#ffffff;color:#74777b;\">\n\t\t\t\t               [vc_column_text css=&#8221;&#8221;]<\/p>\n<div class=\"main-content-body \">\n<p>Fiber Defender\u00ae Model FD331\/FD332 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean bi\u1ec7t cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u00ednh ph\u1ee7, c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i. D\u1ef1a tr\u00ean B\u1ed9 x\u1eed l\u00fd b\u00e1o \u0111\u1ed9ng (Alarm Processing Unit \u2013 APU), h\u1ec7 th\u1ed1ng cung c\u1ea5p gi\u1ea3i ph\u00e1p m\u1ed9t ho\u1eb7c hai v\u00f9ng. FD331 l\u00e0 model m\u1ed9t k\u00eanh, trong khi FD332 l\u00e0 b\u1ed9 x\u1eed l\u00fd b\u00e1o \u0111\u1ed9ng hai k\u00eanh, c\u00f3 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 hai v\u00f9ng c\u00e1p c\u1ea3m bi\u1ebfn ri\u00eang bi\u1ec7t (v\u00ed d\u1ee5: v\u00f9ng h\u00e0ng r\u00e0o ho\u1eb7c t\u01b0\u1eddng) v\u00e0 c\u00f3 th\u1ec3 hi\u1ec7u ch\u1ec9nh \u0111\u1ed9c l\u1eadp \u0111\u1ec3 thi\u1ebft l\u1eadp \u0111\u1ed9 nh\u1ea1y ph\u00e1t hi\u1ec7n.<br \/>\nH\u1ec7 th\u1ed1ng an ninh FD331\/FD332 s\u1eed d\u1ee5ng s\u1ee3i c\u00e1p quang c\u00f3 kh\u1ea3 n\u0103ng mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u EMI, s\u00e9t, t\u1eeb tr\u01b0\u1eddng v\u00e0 t\u00edn hi\u1ec7u t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn. H\u1ec7 th\u1ed1ng c\u0169ng t\u00edch h\u1ee3p x\u1eed l\u00fd t\u00edn hi\u1ec7u s\u1ed1 n\u00e2ng cao (DSP) nh\u1eb1m l\u1ecdc b\u1ecf c\u00e1c t\u00edn hi\u1ec7u t\u1eeb c\u00e1p c\u1ea3m bi\u1ebfn do c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng g\u00e2y nguy c\u01a1 nh\u01b0 gi\u00f3, th\u1eddi ti\u1ebft v\u00e0 \u0111\u1ed9ng v\u1eadt hoang d\u00e3.<\/p>\n<p>V\u1edbi kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp hi\u1ec7u su\u1ea5t cao, ph\u00e2n bi\u1ec7t b\u00e1o \u0111\u1ed9ng nhi\u1ec5u hi\u1ec7u qu\u1ea3 v\u00e0 nhi\u1ec1u l\u1ef1a ch\u1ecdn ph\u00e1t hi\u1ec7n chu vi linh ho\u1ea1t, h\u1ec7 th\u1ed1ng Fiber Optic Intrusion Detection FD331\/FD332 mang \u0111\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng m\u1ed9t gi\u1ea3i ph\u00e1p an ninh c\u00f3 \u0111\u1ed9 tin c\u1eady cao.<\/p>\n<\/div>\n<p>[\/vc_column_text]\n\t\t\t\t            <\/div>\n\t        \t\t\t<\/dd><dt class=\"\">\n\t        \t<a class=\"ult-tabto-actitle withBorder ult_a \" id=\"1601982474528-8\" style=\"color:#74777b;;background-color:#ffffff;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;\" href=\"#1601982474528-8\">\n\t        \t\t<i class=\"accordion-icon\"><\/i>\n\t        \t\t\t<span class=\"ult_tab_main ult_ac_main ult_noacordicnBoth\">\n\n\t\t\t\t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_acordian-text ult-responsive\" style=\";color:inherit \" >Applications<\/span>\n\t\t\t\t\t\t<\/span><\/a><\/dt>\n\t            \t\t<dd class=\"ult-tabto-accordionItem ult-tabto-accolapsed\">\n\t\t\t\t            <div class=\"ult-tabto-acontent\" style=\"background-color:#ffffff;color:#74777b;\">\n\t\t\t\t               [vc_column_text css=&#8221;&#8221;]<\/p>\n<ul>\n<li>Tr\u1ea1m bi\u1ebfn \u00e1p \u0111i\u1ec7n<\/li>\n<li>Trang tr\u1ea1i \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/li>\n<li>S\u00e2n bay v\u00e0 khu v\u1ef1c \u0111\u01b0\u1eddng s\u1eaft<\/li>\n<li>C\u01a1 s\u1edf d\u1ea7u kh\u00ed v\u00e0 h\u00f3a ch\u1ea5t<\/li>\n<li>C\u01a1 s\u1edf qu\u00e2n s\u1ef1<\/li>\n<li>Nh\u00e0 m\u00e1y \u0111i\u1ec7n h\u1ea1t nh\u00e2n<\/li>\n<li>C\u01a1 s\u1edf c\u1ea3i hu\u1ea5n \/ tr\u1ea1i giam<\/li>\n<li>Khu v\u1ef1c doanh nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/li>\n<\/ul>\n<p>[\/vc_column_text]\n\t\t\t\t            <\/div>\n\t        \t\t\t<\/dd><dt class=\"\">\n\t        \t<a class=\"ult-tabto-actitle withBorder ult_a \" id=\"1601982573863-2-8\" style=\"color:#74777b;;background-color:#ffffff;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;\" href=\"#1601982573863-2-8\">\n\t        \t\t<i class=\"accordion-icon\"><\/i>\n\t        \t\t\t<span class=\"ult_tab_main ult_ac_main ult_noacordicnBoth\">\n\n\t\t\t\t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_acordian-text ult-responsive\" style=\";color:inherit \" >Key Features<\/span>\n\t\t\t\t\t\t<\/span><\/a><\/dt>\n\t            \t\t<dd class=\"ult-tabto-accordionItem ult-tabto-accolapsed\">\n\t\t\t\t            <div class=\"ult-tabto-acontent\" style=\"background-color:#ffffff;color:#74777b;\">\n\t\t\t\t               [vc_column_text css=&#8221;&#8221;]<\/p>\n<ul>\n<li>H\u1ed7 tr\u1ee3 v\u1eadn h\u00e0nh m\u1ed9t v\u00f9ng ho\u1eb7c hai v\u00f9ng<br \/>\n\u2022 FD331: model m\u1ed9t k\u00eanh<br \/>\n\u2022 FD332: model hai k\u00eanh<\/li>\n<li>C\u00e1p c\u1ea3m bi\u1ebfn d\u00e0i \u0111\u1ebfn 5 km m\u1ed7i k\u00eanh<\/li>\n<li>C\u00e1p c\u1ea3m bi\u1ebfn mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u EMI, RFI v\u00e0 s\u00e9t<\/li>\n<li>T\u00f9y ch\u1ecdn giao ti\u1ebfp IP-XML<\/li>\n<li>M\u00e1y \u0111o gi\u00f3 b\u00f9 gi\u00f3 gi\u00fap gi\u1ea3m b\u00e1o \u0111\u1ed9ng gi\u1ea3<\/li>\n<li>X\u1eed l\u00fd t\u00edn hi\u1ec7u DSP cho ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c<\/li>\n<\/ul>\n<p>[\/vc_column_text]\n\t\t\t\t            <\/div>\n\t        \t\t\t<\/dd><dt class=\"\">\n\t        \t<a class=\"ult-tabto-actitle withBorder ult_a \" id=\"1601982575199-3-6\" style=\"color:#74777b;;background-color:#ffffff;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;\" href=\"#1601982575199-3-6\">\n\t        \t\t<i class=\"accordion-icon\"><\/i>\n\t        \t\t\t<span class=\"ult_tab_main ult_ac_main ult_noacordicnBoth\">\n\n\t\t\t\t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_acordian-text ult-responsive\" style=\";color:inherit \" >Specifications<\/span>\n\t\t\t\t\t\t<\/span><\/a><\/dt>\n\t            \t\t<dd class=\"ult-tabto-accordionItem ult-tabto-accolapsed\">\n\t\t\t\t            <div class=\"ult-tabto-acontent\" style=\"background-color:#ffffff;color:#74777b;\">\n\t\t\t\t               [vc_column_text][\/vc_column_text][vc_single_image image=&#8221;22338&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221;]\n\t\t\t\t            <\/div>\n\t        \t\t\t<\/dd><dt class=\"\">\n\t        \t<a class=\"ult-tabto-actitle withBorder ult_a \" id=\"1601982576101-4-2\" style=\"color:#74777b;;background-color:#ffffff;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;\" href=\"#1601982576101-4-2\">\n\t        \t\t<i class=\"accordion-icon\"><\/i>\n\t        \t\t\t<span class=\"ult_tab_main ult_ac_main ult_noacordicnBoth\">\n\n\t\t\t\t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_acordian-text ult-responsive\" style=\";color:inherit \" >Accessories<\/span>\n\t\t\t\t\t\t<\/span><\/a><\/dt>\n\t            \t\t<dd class=\"ult-tabto-accordionItem ult-tabto-accolapsed\">\n\t\t\t\t            <div class=\"ult-tabto-acontent\" style=\"background-color:#ffffff;color:#74777b;\">\n\t\t\t\t               [vc_column_text css=&#8221;&#8221;]Kh\u00f4ng c\u00f3 ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m[\/vc_column_text]\n\t\t\t\t            <\/div>\n\t        \t\t\t<\/dd><dt class=\"\">\n\t        \t<a class=\"ult-tabto-actitle withBorder ult_a \" id=\"1601982775281-5-5\" style=\"color:#74777b;;background-color:#ffffff;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:#c4c4c4;border-bottom-width:1px;border-bottom-style:solid;\" href=\"#1601982775281-5-5\">\n\t        \t\t<i class=\"accordion-icon\"><\/i>\n\t        \t\t\t<span class=\"ult_tab_main ult_ac_main ult_noacordicnBoth\">\n\n\t\t\t\t\t\t<span  data-ultimate-target='#advanced-tabs-wrap-1428 .ult-span-text'  data-responsive-json-new='{\"font-size\":\"desktop:15px;\",\"line-height\":\"\"}'  class=\"ult-span-text no_icon ult_acordian-text ult-responsive\" style=\";color:inherit \" >Downloads<\/span>\n\t\t\t\t\t\t<\/span><\/a><\/dt>\n\t            \t\t<dd class=\"ult-tabto-accordionItem ult-tabto-accolapsed\">\n\t\t\t\t            <div class=\"ult-tabto-acontent\" style=\"background-color:#ffffff;color:#74777b;\">\n\t\t\t\t               <span id=\"creative-link-wrap-2068\" class=\"ult_main_cl ult-adjust-bottom-margin  \" >\n\t \t\t\t<span class=\"  ult_crlink\" >\n\t\t\t\t\t<a  data-ultimate-target='#creative-link-wrap-2068 .ult_colorlink'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  href=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD33X-Brochure.pdf\"  class=\"ult_colorlink ult-responsive \" style=\"float:left;font-weight:normal; \"  data-textcolor=\"#333333\" data-texthover=\"#333333\"data-style=\"\">\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span data-hover=\"OPTEX FD331\/2 Brochure \u3010PDF\u3011\" style=\"color:#333333;;;\" class=\"ult_btn10_span   \">OPTEX FD331\/2 Brochure \u3010PDF\u3011<\/span>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t<\/span><span id=\"creative-link-wrap-7159\" class=\"ult_main_cl ult-adjust-bottom-margin  \" >\n\t \t\t\t<span class=\"  ult_crlink\" >\n\t\t\t\t\t<a  data-ultimate-target='#creative-link-wrap-7159 .ult_colorlink'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  href=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD33X-Spec-Sheet.pdf\"  class=\"ult_colorlink ult-responsive \" style=\"float:left;font-weight:normal; \"  data-textcolor=\"#333333\" data-texthover=\"#333333\"data-style=\"\">\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span data-hover=\"OPTEX FD331\/2 Spec Sheet \u3010PDF\u3011\" style=\"color:#333333;;;\" class=\"ult_btn10_span   \">OPTEX FD331\/2 Spec Sheet \u3010PDF\u3011<\/span>\n\t\t\t\t\t\t\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t<\/span>\n\t\t\t\t            <\/div>\n\t        \t\t\t<\/dd>\n    \t<\/dl>\n    <!--<div class=\"extraborder\" style=\"background-color:#4f90d1\"><\/div>-->\n<\/div>\n\n<\/div>[\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space]<div id=\"ultimate-heading-340969da289eb54c0\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-340969da289eb54c0 uvc-5181  uvc-heading-default-font-sizes\" data-hspacer=\"no_spacer\"  data-halign=\"center\" style=\"text-align:center\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-340969da289eb54c0 h2'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' ><h2 style=\"--font-weight:theme;\">C\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c c\u00f3 th\u1ec3 b\u1ea1n quan t\u00e2m<\/h2><\/div><\/div><style type=\"text\/css\" data-type=\"the7_shortcodes-inline-css\">.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.dividers-on.classic-layout-list article {\n  padding-top: 0;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.dividers-on.classic-layout-list article:first-of-type {\n  margin-top: 0;\n  padding-top: 0;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.classic-layout-list.mode-list .post-entry-content {\n  width: calc(100% - );\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.classic-layout-list.mode-list .no-img .post-entry-content {\n  width: 100%;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .filter-bg-decoration .filter-categories a.act {\n  color: #fff;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23:not(.mode-masonry) article:first-of-type,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23:not(.mode-masonry) article.visible.first {\n  margin-top: 0;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.dividers-on:not(.mode-masonry) article {\n  margin-top: 0;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.dividers-on:not(.mode-masonry) article:first-of-type,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.dividers-on:not(.mode-masonry) article.visible.first {\n  margin-top: 0;\n  padding-top: 0;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.hover-scale article:after {\n  background: -webkit-linear-gradient();\n  background: linear-gradient();\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.gradient-overlay-layout-list article {\n  border-radius: 0px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-thumbnail-wrap {\n  padding: 50px 50px 0px 50px;\n  border-radius: 0px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-thumbnail-wrap *,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-thumbnail-rollover:after {\n  border-radius: 0px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.enable-bg-rollover .post-thumbnail-rollover:after {\n  background: -webkit-linear-gradient();\n  background: linear-gradient();\n}\n.bottom-overlap-layout-list.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container {\n  height: calc(100% - 100px);\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a {\n  width: 44px;\n  height: 44px;\n  line-height: 44px;\n  border-radius: 100px;\n  margin: 10px 5px 10px;\n}\n.content-rollover-layout-list:not(.content-align-center).portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a,\n.gradient-overlay-layout-list:not(.content-align-center).portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a {\n  margin: 10px 10px 10px 0;\n}\n.dt-icon-border-on.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:before {\n  border-width: 0px;\n  border-style: solid;\n}\n.dt-icon-hover-border-on.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:after {\n  border-width: 0px;\n  border-style: solid;\n}\n.dt-icon-bg-on.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:before {\n  background: rgba(255,255,255,0.3);\n  -webkit-box-shadow: none;\n  box-shadow: none;\n}\n.dt-icon-hover-bg-on.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:after {\n  background: rgba(255,255,255,0.5);\n  -webkit-box-shadow: none;\n  box-shadow: none;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a > span,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a > span:before {\n  font-size: 16px;\n  line-height: 44px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:not(:hover) > span {\n  color: #ffffff;\n  background: none;\n}\n.dt-icon-hover-off.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a > span,\n.dt-icon-hover-off.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:hover > span {\n  color: #ffffff;\n  background: none;\n}\n.dt-icon-hover-on.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-links-container a:hover > span {\n  color: #ffffff;\n  background: none;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .entry-title,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .entry-title {\n  margin-bottom: 5px;\n  font-weight: bold;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .entry-meta {\n  margin-bottom: 15px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .portfolio-categories {\n  margin-bottom: 15px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .entry-excerpt {\n  margin-bottom: 5px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23:not(.centered-layout-list) .post-entry-content {\n  padding: 25px 30px 30px 30px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23:not(.centered-layout-list):not(\n      .content-bg-on\n    ):not(.mode-list)\n    .no-img\n    .post-entry-content {\n  padding: 0;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.gradient-overlay-layout-list .post-entry-content {\n  border-radius: 0px;\n}\n@media screen and (max-width: ) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 article {\n    -webkit-flex-flow: column nowrap;\n    -moz-flex-flow: column nowrap;\n    -ms-flex-flow: column nowrap;\n    flex-flow: column nowrap;\n    margin-top: 20px;\n  }\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.dividers-on article {\n    border: none;\n  }\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.content-bg-on.centered-layout-list article {\n    padding: 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-thumbnail-wrap,\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-entry-content {\n    width: 100%;\n    margin: 0;\n    top: 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-thumbnail-wrap {\n    padding: 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-entry-content:after {\n    display: none;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .project-even .post-thumbnail-wrap,\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.centered-layout-list .post-thumbnail-wrap {\n    -webkit-order: 0;\n    -moz-order: 0;\n    -ms-flex-order: 0;\n    order: 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.centered-layout-list .post-entry-title-content {\n    -webkit-order: 1;\n    -moz-order: 1;\n    -ms-flex-order: 1;\n    order: 1;\n    width: 100%;\n    padding: 20px 20px 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.centered-layout-list .post-entry-content {\n    -webkit-order: 2;\n    -moz-order: 2;\n    -ms-flex-order: 2;\n    order: 2;\n    padding-top: 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .post-entry-content {\n    padding: 20px;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .entry-title {\n    margin: 3px 0 5px;\n    font-size: 20px;\n    line-height: 26px;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .entry-meta {\n    margin: 5px 0 5px;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .entry-excerpt {\n    margin: 15px 0 0;\n  }\n  #page .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 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none;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div.owl-prev {\n  top: 50%;\n  transform: translateY(calc(-50% + 0px));\n  left: -43px;\n}\n@media all and (-ms-high-contrast: none) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div.owl-prev {\n    transform: translateY(-50%);\n    margin-top: 0px;\n  }\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div.owl-prev i {\n  padding: 0px 0px 0px 0px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div.owl-next {\n  top: 50%;\n  transform: translateY(calc(-50% + 0px));\n  right: -43px;\n}\n@media all and (-ms-high-contrast: none) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div.owl-next {\n    transform: translateY(-50%);\n    margin-top: 0px;\n  }\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div.owl-next i {\n  padding: 0px 0px 0px 0px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav i {\n  font-size: 18px;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div:not(:hover) i,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div:not(:hover) i:before {\n  color: #7f7f7f;\n  background: none;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div:hover i,\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.owl-carousel .owl-nav div:hover i:before {\n  color: rgba(255,255,255,0.75);\n  background: none;\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .owl-dots {\n  top: calc(100% + 20px);\n  left: 50%;\n  transform: translateX(calc(-50% + 0px));\n}\n@media all and (-ms-high-contrast: none) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .owl-dots {\n    transform: translateX(-50%);\n    margin-left: 0px;\n  }\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 .owl-dot {\n  width: 10px;\n  height: 10px;\n  margin: 0 8px;\n}\n@media screen and (max-width: 778px) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.hide-arrows.owl-carousel .owl-nav a {\n    display: none;\n  }\n}\n@media screen and (max-width: 778px) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.reposition-arrows.owl-carousel .owl-nav .owl-prev {\n    top: 50%;\n    transform: translateY(calc(-50% + 0px));\n    left: 10px;\n  }\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.reposition-arrows.owl-carousel .owl-nav .owl-next {\n    top: 50%;\n    transform: translateY(calc(-50% + 0px));\n    right: 10px;\n  }\n}\n@media screen and (max-width: 778px) and all and (-ms-high-contrast: none) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.reposition-arrows.owl-carousel .owl-nav .owl-prev {\n    transform: translateY(-50%);\n    margin-top: 0px;\n  }\n}\n@media screen and (max-width: 778px) and all and (-ms-high-contrast: none) {\n  .portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.reposition-arrows.owl-carousel .owl-nav .owl-next {\n    transform: translateY(-50%);\n    margin-top: 0px;\n  }\n}\n.portfolio-carousel-shortcode.portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23.enable-img-shadow .owl-stage-outer {\n  padding: 34px 0;\n}<\/style><div class=\"owl-carousel portfolio-carousel-shortcode portfolio-shortcode dt-owl-carousel-call portfolio-carousel-shortcode-id-5dbb551be71e0b11f2cc4523166d2e23 content-align-center dt-icon-bg-on dt-icon-border-on dt-arrow-border-on dt-arrow-hover-border-on classic-layout-list scale-img meta-info-off bullets-small-dot-stroke reposition-arrows arrows-bg-off arrows-hover-bg-on  dt-icon-hover-on dt-icon-hover-border-on dt-icon-hover-bg-on \" data-scroll-mode=\"1\" data-col-num=\"3\" data-wide-col-num=\"4\" data-laptop-col=\"3\" data-h-tablet-columns-num=\"3\" data-v-tablet-columns-num=\"2\" data-phone-columns-num=\"1\" data-auto-height=\"false\" data-col-gap=\"30\" data-stage-padding=\"0\" data-speed=\"600\" data-autoplay=\"true\" data-autoplay_speed=\"6000\" data-arrows=\"true\" data-bullet=\"false\" data-next-icon=\"icon-ar-017-r\" data-prev-icon=\"icon-ar-017-l\" data-img-shadow-size=\"12px\" data-img-shadow-spread=\"3px\"><article class=\"post post-14658 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-case-study_ministries-facility dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-169 dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-80\" data-name=\"EchoPoint EP9300\u2122 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang\" data-date=\"2024-02-22T09:21:30+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/ep9000-echopoint\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img fetchpriority=\"high\" decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20720%20720&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2024\/01\/Echo-point_BG-720x720.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2024\/01\/Echo-point_BG-720x720.png 720w\" loading=\"eager\" style=\"--ratio: 720 \/ 720\" sizes=\"(max-width: 720px) 100vw, 720px\" alt=\"\" title=\"Echo point_BG\" width=\"720\" height=\"720\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/ep9000-echopoint\/\" target=\"\" title=\"EchoPoint EP9300\u2122 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang\" rel=\"bookmark\">EchoPoint EP9300\u2122 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-11835 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"FD 525 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang\" data-date=\"2023-02-17T09:12:07+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd-525-fiber-optic-sensor\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20376%20376&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2023\/02\/fd525-1-376x376.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2023\/02\/fd525-1-376x376.png 376w\" loading=\"eager\" style=\"--ratio: 376 \/ 376\" sizes=\"(max-width: 376px) 100vw, 376px\" alt=\"\" title=\"fd525-1\" width=\"376\" height=\"376\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd-525-fiber-optic-sensor\/\" target=\"\" title=\"FD 525 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang\" rel=\"bookmark\">FD 525 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-22673 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-case-study_ministries-facility dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-169 dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"FD322 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang\" data-date=\"2026-04-08T11:54:57+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd322-fiber-optic-sensor\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20290%20290&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD322-photo-290x290.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD322-photo-290x290.png 290w\" loading=\"eager\" style=\"--ratio: 290 \/ 290\" sizes=\"(max-width: 290px) 100vw, 290px\" alt=\"\" title=\"FD322 photo\" width=\"290\" height=\"290\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd322-fiber-optic-sensor\/\" target=\"\" title=\"FD322 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang\" rel=\"bookmark\">FD322 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-22682 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-fiber-sensor dt_portfolio_category-case-study_ministries-facility dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-215 dt_portfolio_category-169 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"FD331\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang\" data-date=\"2026-04-08T16:00:04+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd331-2-fiber-optic-sensor\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20290%20290&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD332-photo-290x290.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD332-photo-290x290.png 290w\" loading=\"eager\" style=\"--ratio: 290 \/ 290\" sizes=\"(max-width: 290px) 100vw, 290px\" alt=\"\" title=\"FD332 photo\" width=\"290\" height=\"290\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd331-2-fiber-optic-sensor\/\" target=\"\" title=\"FD331\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang\" rel=\"bookmark\">FD331\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-22694 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-case-study_ministries-facility dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-169 dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"FD341\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang\" data-date=\"2026-04-08T17:52:48+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd341-2-fiber-optic-sensor\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20290%20290&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD342-photo-290x290.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/FD342-photo-290x290.png 290w\" loading=\"eager\" style=\"--ratio: 290 \/ 290\" sizes=\"(max-width: 290px) 100vw, 290px\" alt=\"\" title=\"FD342 photo\" width=\"290\" height=\"290\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd341-2-fiber-optic-sensor\/\" target=\"\" title=\"FD341\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang\" rel=\"bookmark\">FD341\/2 \u2013 C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-11837 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"FD508 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang\" data-date=\"2023-02-17T09:18:44+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd508-fiber-optic-sensor\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20376%20376&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2023\/02\/fd508-1-376x376.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2023\/02\/fd508-1-376x376.png 376w\" loading=\"eager\" style=\"--ratio: 376 \/ 376\" sizes=\"(max-width: 376px) 100vw, 376px\" alt=\"\" title=\"fd508-1\" width=\"376\" height=\"376\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/fd508-fiber-optic-sensor\/\" target=\"\" title=\"FD508 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang\" rel=\"bookmark\">FD508 &#8211; C\u1ea3m bi\u1ebfn s\u1ee3i quang<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-21829 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"Point Defender PD500\u2122 \u2013 H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp theo \u0111i\u1ec3m\" data-date=\"2025-12-04T14:38:34+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/point-defender-pd500\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20280%20280&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2025\/05\/Point-Defende-PD500-e1747878408114-280x280.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2025\/05\/Point-Defende-PD500-e1747878408114-280x280.png 280w\" loading=\"eager\" style=\"--ratio: 280 \/ 280\" sizes=\"(max-width: 280px) 100vw, 280px\" alt=\"\" title=\"Point Defende PD500\" width=\"280\" height=\"280\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/point-defender-pd500\/\" target=\"\" title=\"Point Defender PD500\u2122 \u2013 H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp theo \u0111i\u1ec3m\" rel=\"bookmark\">Point Defender PD500\u2122 \u2013 H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp theo \u0111i\u1ec3m<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><article class=\"post post-22707 dt_portfolio type-dt_portfolio status-publish has-post-thumbnail hentry dt_portfolio_category-case-study_ministries-facility dt_portfolio_category-fiber-sensor dt_portfolio_category-commercial-sensors dt_portfolio_category-a-zone dt_portfolio_category-security-sensor-and-system dt_portfolio_category-outdoor-sensors vi dt_portfolio_category-169 dt_portfolio_category-215 dt_portfolio_category-82 dt_portfolio_category-85 dt_portfolio_category-101 dt_portfolio_category-80\" data-name=\"Terrain Defender TD100\u2122 \u2013 C\u1ea3m bi\u1ebfn tuy\u1ebfn ch\u00f4n \u0111\u1ecbnh v\u1ecb \u0111i\u1ec3m\" data-date=\"2026-04-08T18:12:30+07:00\">\n\n<div class=\"post-thumbnail-wrap forward-post \">\n\t<div class=\"post-thumbnail\">\n\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/terrain-defender-td100\/\" class=\"post-thumbnail-rollover layzr-bg\" target=\"\"  aria-label=\"Post image\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%20290%20290&#39;%2F%3E\" data-src=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/TD100-photo-290x290.png\" data-srcset=\"https:\/\/optex-asean.com\/wp-content\/uploads\/2026\/03\/TD100-photo-290x290.png 290w\" loading=\"eager\" style=\"--ratio: 290 \/ 290\" sizes=\"(max-width: 290px) 100vw, 290px\" alt=\"\" title=\"TD100 photo\" width=\"290\" height=\"290\"  \/><\/a>\n\t<\/div>\n<\/div>\n\n\n<div class=\"post-entry-content\">\n\n\t<h3 class=\"entry-title\">\n\t\t<a href=\"https:\/\/optex-asean.com\/vi\/product\/terrain-defender-td100\/\" target=\"\" title=\"Terrain Defender TD100\u2122 \u2013 C\u1ea3m bi\u1ebfn tuy\u1ebfn ch\u00f4n \u0111\u1ecbnh v\u1ecb \u0111i\u1ec3m\" rel=\"bookmark\">Terrain Defender TD100\u2122 \u2013 C\u1ea3m bi\u1ebfn tuy\u1ebfn ch\u00f4n \u0111\u1ecbnh v\u1ecb \u0111i\u1ec3m<\/a>\n\t<\/h3>\n\n\t\n\t\n\t\n<\/div><\/article><\/div>[\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<ul class=\"deldot\">\n<li style=\"text-align: left;\">FD331\/2 \u2013 H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp c\u00e1p quang<\/li>\n<li style=\"text-align: left;\">\u25cf H\u1ed7 tr\u1ee3 v\u1eadn h\u00e0nh m\u1ed9t v\u00f9ng ho\u1eb7c hai v\u00f9ng<br \/>\n\u2022 FD331: model m\u1ed9t k\u00eanh<br \/>\n\u2022 FD332: model hai k\u00eanh<\/li>\n<li style=\"text-align: left;\">\u25cf C\u00e1p c\u1ea3m bi\u1ebfn d\u00e0i \u0111\u1ebfn 5 km m\u1ed7i k\u00eanh<\/li>\n<li style=\"text-align: left;\">\u25cf C\u00e1p c\u1ea3m bi\u1ebfn mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u EMI, RFI v\u00e0 s\u00e9t<\/li>\n<li style=\"text-align: left;\">\u25cf T\u00f9y ch\u1ecdn giao ti\u1ebfp IP-XML<\/li>\n<li style=\"text-align: left;\">\u25cf T\u00f9y ch\u1ecdn t\u00edch h\u1ee3p m\u00e1y \u0111o gi\u00f3<\/li>\n<li style=\"text-align: left;\">\u25cf X\u1eed l\u00fd t\u00edn hi\u1ec7u DSP cho ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c<\/li>\n<\/ul>\n","protected":false},"author":12,"featured_media":22451,"comment_status":"closed","ping_status":"closed","template":"","dt_portfolio_category":[215,169,82,85,101,80],"dt_portfolio_tags":[],"class_list":["post-22682","dt_portfolio","type-dt_portfolio","status-publish","has-post-thumbnail","hentry","dt_portfolio_category-fiber-sensor","dt_portfolio_category-case-study_ministries-facility","dt_portfolio_category-commercial-sensors","dt_portfolio_category-a-zone","dt_portfolio_category-security-sensor-and-system","dt_portfolio_category-outdoor-sensors","vi","dt_portfolio_category-215","dt_portfolio_category-169","dt_portfolio_category-82","dt_portfolio_category-85","dt_portfolio_category-101","dt_portfolio_category-80","description-off"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/dt_portfolio\/22682","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/dt_portfolio"}],"about":[{"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/types\/dt_portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/comments?post=22682"}],"version-history":[{"count":2,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/dt_portfolio\/22682\/revisions"}],"predecessor-version":[{"id":22688,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/dt_portfolio\/22682\/revisions\/22688"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/media\/22451"}],"wp:attachment":[{"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/media?parent=22682"}],"wp:term":[{"taxonomy":"dt_portfolio_category","embeddable":true,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/dt_portfolio_category?post=22682"},{"taxonomy":"dt_portfolio_tags","embeddable":true,"href":"https:\/\/optex-asean.com\/wp-json\/wp\/v2\/dt_portfolio_tags?post=22682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}