{"id":5341,"date":"2025-08-26T00:00:00","date_gmt":"2025-08-26T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/850nm-optical-transceivers-for-short-reach-mmf-transmission\/"},"modified":"2026-06-22T08:08:50","modified_gmt":"2026-06-22T08:08:50","slug":"850nm-optical-transceivers-for-short-reach-mmf-transmission","status":"publish","type":"post","link":"https:\/\/resources.l-p.com\/vi\/knowledge-center\/850nm-optical-transceivers-for-short-reach-mmf-transmission","title":{"rendered":"B\u1ed9 thu ph\u00e1t quang 850nm: Gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u nh\u1ea5t cho truy\u1ec1n d\u1eabn s\u1ee3i quang \u0111a mode kho\u1ea3ng c\u00e1ch ng\u1eafn"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"608\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7aea2a250f924d8f907092a83d63a34c-1024x608.webp\" alt=\"850nm Optical Transceivers: The Best Solution for Short-Reach Multimode Fiber Transmission\" class=\"wp-image-5339\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7aea2a250f924d8f907092a83d63a34c-1024x608.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7aea2a250f924d8f907092a83d63a34c-300x178.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7aea2a250f924d8f907092a83d63a34c-768x456.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7aea2a250f924d8f907092a83d63a34c-18x12.webp 18w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7aea2a250f924d8f907092a83d63a34c.webp 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i v\u00e0 m\u1ea1ng doanh nghi\u1ec7p, <strong>c\u00e1c k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn<\/strong> chi\u1ebfm ph\u1ea7n l\u1edbn c\u00e1c li\u00ean k\u1ebft quang. \u0110\u1ed1i v\u1edbi nh\u1eefng t\u00ecnh hu\u1ed1ng n\u00e0y, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/buy-850nm.htm\"><strong>b\u1ed9 thu ph\u00e1t quang 850nm <\/strong><\/a><strong>k\u1ebft h\u1ee3p v\u1edbi s\u1ee3i quang \u0111a mode (MMF)<\/strong> \u0111\u00e3 tr\u1edf th\u00e0nh gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t. T\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/glossary\/overview-of-vcsel\/\">Laser VCSEL.<\/a> (Laze ph\u00e1t x\u1ea1 t\u1eeb bu\u1ed3ng \u0111\u1ee9ng \u2013 Vertical-Cavity Surface-Emitting Laser), c\u00e1c module 850nm mang l\u1ea1i m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n th\u1ea5p, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch cao v\u00e0 hi\u1ec7u n\u0103ng m\u1ea1nh m\u1ebd cho kho\u1ea3ng c\u00e1ch l\u00ean \u0111\u1ebfn v\u00e0i tr\u0103m m\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ec sao n\u00ean ch\u1ecdn b\u01b0\u1edbc s\u00f3ng 850nm?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Ti\u00eau chu\u1ea9n ng\u00e0nh<\/strong>: C\u00e1c ti\u00eau chu\u1ea9n IEEE 802.3 nh\u01b0 <a href=\"https:\/\/www.l-p.com\/products\/475415.htm\" target=\"_blank\" rel=\"\">10GBASE-SR<\/a>, <a href=\"https:\/\/www.l-p.com\/products\/482754.htm\" target=\"_blank\" rel=\"\">40GBASE-SR4<\/a>, <a href=\"https:\/\/www.l-p.com\/products\/473115.htm\" target=\"_blank\" rel=\"\">100GBASE-SR4<\/a>, v\u00e0 400GBASE-SR8 \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a \u1edf b\u01b0\u1edbc s\u00f3ng <strong>B\u01b0\u1edbc s\u00f3ng 850nm<\/strong>.<\/p><\/li>\n\n\n\n<li><p><strong>C\u00f4ng ngh\u1ec7 VCSEL<\/strong>: C\u00e1c module 850nm s\u1eed d\u1ee5ng laser VCSEL, v\u1ed1n chi ph\u00ed s\u1ea3n xu\u1ea5t th\u1ea5p, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn.<\/p><\/li>\n\n\n\n<li><p><strong>Ph\u00f9 h\u1ee3p ho\u00e0n h\u1ea3o v\u1edbi s\u1ee3i MMF<\/strong>: \u0110\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho c\u00e1c lo\u1ea1i s\u1ee3i quang \u0111a mode OM3, OM4 v\u00e0 OM5, c\u00e1c module 850nm \u0111\u1ea3m b\u1ea3o truy\u1ec1n d\u1eabn \u1ed5n \u0111\u1ecbnh \u1edf kho\u1ea3ng c\u00e1ch ng\u1eafn v\u1edbi t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u 10G, 40G, 100G v\u00e0 th\u1eadm ch\u00ed c\u1ea3 400G.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i module 850nm \u0111i\u1ec3n h\u00ecnh v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">SFP \/<br> <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475415.htm\">SFP+ SR<\/a> M\u00f4-\u0111un<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u: 1G\/10G<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn: t\u1ed1i \u0111a 300m (OM3) ho\u1eb7c 400\u2013550m (OM4)<\/p><\/li>\n\n\n\n<li><p>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh: m\u1ea1ng LAN doanh nghi\u1ec7p, m\u1ea1ng khu\u00f4n vi\u00ean<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/482749.htm\">QSFP+ SR4<br><\/a> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/473115.htm\">QSFP28 SR4<\/a> M\u00f4-\u0111un<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u: 40G (4\u00d710G) \/ 100G (4\u00d725G)<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn: 100m (OM3) \/ 150m (OM4)<\/p><\/li>\n\n\n\n<li><p>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh: k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c t\u1ee7 rack v\u00e0 l\u1edbp t\u1ed5ng h\u1ee3p trong trung t\u00e2m d\u1eef li\u1ec7u<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Module QSFP-DD SR8 400G<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u: 400G (8\u00d750G)<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn: 70\u2013100m (OM3\/OM4)<\/p><\/li>\n\n\n\n<li><p>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh: trung t\u00e2m d\u1eef li\u1ec7u quy m\u00f4 si\u00eau l\u1edbn th\u1ebf h\u1ec7 m\u1edbi<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft h\u1ee3p module 850nm v\u1edbi s\u1ee3i quang \u0111a mode<\/h2>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 124px;\"\/><col style=\"width: 187px;\"\/><col style=\"width: 208px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p>Lo\u1ea1i s\u1ee3i<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"187\"><p>tri\u1ec3n khai 10G SFP+ SR<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"208\"><p>40G\/100G SR4<br><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>400G SR8<br><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p><strong><p>Up to 550 m (1,800 ft)<\/p><\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"187\"><p>\u2264 300 m<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"208\"><p>\u2264 100 m<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2264 70 m<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p><strong>OM4<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"187\"><p>\u2264 400\u2013550 m<br><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"208\"><p>\u2264 150 m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2264 100 m<br><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"124\"><p><strong>OM5<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"187\"><p>\u0110\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho d\u1ea3i b\u01b0\u1edbc s\u00f3ng 850\u2013950nm<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"208\"><p>H\u1ed7 tr\u1ee3 truy\u1ec1n d\u1eabn song song v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Tri\u1ec3n khai m\u1edbi n\u1ed5i<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong><p>Up to 550 m (1,800 ft)<\/p><\/strong>: Ph\u01b0\u01a1ng \u00e1n ti\u1ebft ki\u1ec7m chi ph\u00ed cho c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>OM4<\/strong>: Ph\u1ea1m vi m\u1edf r\u1ed9ng l\u00ean \u0111\u1ebfn 550m \u1edf t\u1ed1c \u0111\u1ed9 10G, \u0111\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>OM5<\/strong>: Lo\u1ea1i s\u1ee3i b\u0103ng th\u00f4ng r\u1ed9ng m\u1edbi h\u01a1n <a href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/om1-om2-om3-om4-om5-multimode-fiber-guide\/\" target=\"_blank\" rel=\"\">multimode fiber<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho c\u00e1c module SR4\/SR8 t\u1ed1c \u0111\u1ed9 cao.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a module 850nm<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 <strong>Advantages<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Chi ph\u00ed th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c module \u0111\u01a1n mode 1310nm<\/p><\/li>\n\n\n\n<li><p>Ti\u00eau th\u1ee5 \u0111i\u1ec7n th\u1ea5p v\u00e0 thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn<\/p><\/li>\n\n\n\n<li><p>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t ch\u00edn mu\u1ed3i v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c cao<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u274c <strong>H\u1ea1n ch\u1ebf<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ph\u1ea1m vi t\u1ed1i \u0111a th\u01b0\u1eddng \u2264 550m<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch gi\u1ea3m khi t\u1ed1c \u0111\u1ed9 t\u0103ng (v\u00ed d\u1ee5: 100G\/400G)<\/p><\/li>\n\n\n\n<li><p>Kh\u00f4ng ph\u00f9 h\u1ee3p cho m\u1ea1ng \u0111\u01b0\u1eddng d\u00e0i ho\u1eb7c m\u1ea1ng \u0111\u00f4 th\u1ecb (&gt;2km)<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Gi\u1ea3i ph\u00e1p b\u1ed9 thu ph\u00e1t quang 850nm LINK-PP<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/232b7321cb3d408082118a0438d49266.webp\" alt=\"LINK-PP 850 nm Optical Transceiver\" class=\"wp-image-5340\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/232b7321cb3d408082118a0438d49266.webp 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/232b7321cb3d408082118a0438d49266-300x178.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/232b7321cb3d408082118a0438d49266-1024x608.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/232b7321cb3d408082118a0438d49266-768x456.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/232b7321cb3d408082118a0438d49266-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">LINK-PP cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 danh m\u1ee5c <strong>module quang kho\u1ea3ng c\u00e1ch ng\u1eafn 850nm<\/strong>, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho trung t\u00e2m d\u1eef li\u1ec7u, m\u1ea1ng doanh nghi\u1ec7p v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a href=\"https:\/\/www.l-p.com\/products\/475415.htm\" target=\"_blank\" rel=\"\"><strong>B\u1ed9 thu ph\u00e1t SFP+ SR 10G<\/strong><\/a> \u2013 L\u00ean \u0111\u1ebfn 300\u2013550m tr\u00ean s\u1ee3i OM3\/OM4<\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/www.l-p.com\/products\/482754.htm\" target=\"_blank\" rel=\"\"><strong>B\u1ed9 thu ph\u00e1t QSFP+ SR4 40G<\/strong><\/a> \u2013 L\u00ean \u0111\u1ebfn 100\u2013150m tr\u00ean s\u1ee3i OM3\/OM4<\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/www.l-p.com\/products\/473115.htm\" target=\"_blank\" rel=\"\"><strong>B\u1ed9 thu ph\u00e1t QSFP28 SR4 100G<\/strong><\/a> \u2013 Truy\u1ec1n d\u1eabn song song hi\u1ec7u n\u0103ng cao l\u00ean \u0111\u1ebfn 150m<\/p><\/li>\n\n\n\n<li><p><strong>B\u1ed9 thu ph\u00e1t QSFP-DD SR8 400G<\/strong> \u2013 Gi\u1ea3i ph\u00e1p kho\u1ea3ng c\u00e1ch ng\u1eafn th\u1ebf h\u1ec7 m\u1edbi d\u00e0nh cho m\u1ea1ng quy m\u00f4 si\u00eau l\u1edbn<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 T\u1ea5t c\u1ea3 b\u1ed9 thu ph\u00e1t LINK-PP \u0111\u1ec1u <strong>tu\u00e2n th\u1ee7 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n IEEE 802.3<\/strong>, h\u1ed7 tr\u1ee3 <strong>ti\u00eau th\u1ee5 \u0111i\u1ec7n th\u1ea5p<\/strong>, v\u00e0 <strong>\u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u1ec1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch \u0111a nh\u00e0 cung c\u1ea5p<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udccc <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">Kh\u00e1m ph\u00e1 c\u00e1c s\u1ea3n ph\u1ea9m b\u1ed9 thu ph\u00e1t quang LINK-PP<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>B\u01b0\u1edbc s\u00f3ng 850nm<\/strong> v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t cho <strong>c\u00e1c k\u1ebft n\u1ed1i s\u1ee3i quang \u0111a mode kho\u1ea3ng c\u00e1ch ng\u1eafn<\/strong>. V\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 m\u1ea1nh m\u1ebd t\u1eeb c\u00f4ng ngh\u1ec7 VCSEL v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch r\u1ed9ng r\u00e3i v\u1edbi c\u00e1c lo\u1ea1i s\u1ee3i OM3\/OM4\/OM5, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/buy-850nm.htm\">b\u1ed9 thu ph\u00e1t quang 850nm<\/a> ti\u1ebfp t\u1ee5c th\u1ed1ng tr\u1ecb c\u00e1c k\u1ebft n\u1ed1i n\u1ed9i b\u1ed9 trung t\u00e2m d\u1eef li\u1ec7u. Nh\u00ecn v\u1ec1 t\u01b0\u01a1ng lai, c\u00e1c module SR \u1edf t\u1ed1c \u0111\u1ed9 100G, 400G v\u00e0 cao h\u01a1n s\u1ebd \u0111\u1ea3m b\u1ea3o c\u00f4ng ngh\u1ec7 850nm duy tr\u00ec vai tr\u00f2 then ch\u1ed1t trong m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C1: Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn t\u1ed1i \u0111a c\u1ee7a b\u1ed9 thu ph\u00e1t 850nm l\u00e0 bao nhi\u00eau?<\/strong><br>\u0110: Th\u00f4ng th\u01b0\u1eddng l\u00ean \u0111\u1ebfn 550m tr\u00ean s\u1ee3i OM4 \u1edf t\u1ed1c \u0111\u1ed9 10G, v\u00e0 kho\u1ea3ng 100\u2013150m \u1edf t\u1ed1c \u0111\u1ed9 40G\/100G.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C2: V\u00ec sao b\u1ed9 thu ph\u00e1t 850nm r\u1ebb h\u01a1n c\u00e1c module 1310nm?<\/strong><br>\u0110: Ch\u00fang s\u1eed d\u1ee5ng laser VCSEL \u2014 lo\u1ea1i laser c\u00f3 chi ph\u00ed th\u1ea5p, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 d\u1ec5 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C3: C\u00e1c module 850nm th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u1edf \u0111\u00e2u?<\/strong><br>\u0110: K\u1ebft n\u1ed1i gi\u1eefa c\u00e1c t\u1ee7 rack trong trung t\u00e2m d\u1eef li\u1ec7u, m\u1ea1ng LAN doanh nghi\u1ec7p v\u00e0 m\u1ea1ng l\u01b0u tr\u1eef.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1c m\u00f4-\u0111un quang h\u1ecdc 850nm 10GBASE-SR, 40GBASE-SR4, 100GBASE-SR4 v\u00e0 400GBASE-SR8 l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t cho c\u00e1c k\u1ebft n\u1ed1i s\u1ee3i \u0111a mode \u1edf kho\u1ea3ng c\u00e1ch ng\u1eafn.<\/p>","protected":false},"author":1,"featured_media":5339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-5341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/5341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/comments?post=5341"}],"version-history":[{"count":4,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/5341\/revisions"}],"predecessor-version":[{"id":11222,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/5341\/revisions\/11222"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media\/5339"}],"wp:attachment":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media?parent=5341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/categories?post=5341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/tags?post=5341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}