{"id":3240,"date":"2021-03-04T12:06:17","date_gmt":"2021-03-04T04:06:17","guid":{"rendered":"http:\/\/www.optav-tech.com\/?p=3240"},"modified":"2026-08-04T12:15:34","modified_gmt":"2026-08-04T04:15:34","slug":"single-mode-vs-multimode-fiber-how-to-choose-for-av-over-fiber-projects","status":"publish","type":"post","link":"http:\/\/www.optav-tech.com\/zh\/single-mode-vs-multimode-fiber-how-to-choose-for-av-over-fiber-projects\/","title":{"rendered":"\u5355\u6a21\u5149\u7ea4\u548c\u591a\u6a21\u5149\u7ea4\u600e\u4e48\u9009\uff1fAV \u5149\u7ea4\u4f20\u8f93\u9879\u76ee\u5b8c\u6574\u9009\u578b\u6307\u5357"},"content":{"rendered":"
\n
\u5149\u7ea4\u5ef6\u957f\u5668\u73b0\u5df2\u6210\u4e3a\u6f14\u64ad\u5ba4\u3001\u821e\u53f0\u79df\u8d41\u6d3b\u52a8\u3001\u4f1a\u8bae\u4e2d\u5fc3\u4e0e\u6570\u5b57\u6807\u724c\u9879\u76ee\u4e2d\uff0cHDMI\u3001SDI\u3001DisplayPort\u3001USB\u4fe1\u53f7\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u6807\u51c6\u65b9\u6848\u3002<\/p>\n
 <\/div>\n

\u642d\u5efa\u97f3\u89c6\u9891\u5149\u7ea4\u4f20\u8f93\u7cfb\u7edf\u65f6\uff0c\u4f60\u9700\u8981\u505a\u51fa\u7b2c\u4e00\u4e2a\u5173\u952e\u9009\u62e9\uff1a\u5355\u6a21\u5149\u7ea4\u8fd8\u662f\u591a\u6a21\u5149\u7ea4\uff1f<\/strong><\/p>\n<\/div>\n<\/div>\n

\n
\u8bb8\u591a\u5de5\u7a0b\u5e08\u53ea\u662f\u7b80\u5355\u9075\u5faa\u201c\u77ed\u8ddd\u79bb\u4f7f\u7528\u591a\u6a21\u5149\u7ea4\uff0c\u957f\u8ddd\u79bb\u4f7f\u7528\u5355\u6a21\u5149\u7ea4\u201d\u7684\u7ecf\u9a8c\u6cd5\u5219\uff0c\u5374\u5ffd\u7565\u5e26\u5bbd\u9650\u5236\u3001\u517c\u5bb9\u98ce\u9669\u3001\u79df\u8d41\u573a\u666f\u7a33\u5b9a\u6027\u4ee5\u53ca\u957f\u671f\u5347\u7ea7\u9700\u6c42\u3002<\/p>\n
 <\/div>\n

\u672c\u6587\u5c06\u8be6\u89e3\u4e8c\u8005\u6838\u5fc3\u5dee\u5f02\u3001\u5b9e\u9645\u4f18\u7f3a\u70b9\uff0c\u5e76\u4e14\u4e3a\u5149\u7ea4\u97f3\u89c6\u9891\u4f20\u8f93\u573a\u666f\u63d0\u4f9b\u6e05\u6670\u7684\u9009\u578b\u5efa\u8bae\u3002<\/p>\n<\/div>\n<\/div>\n

\n
\n
\n
\n
\"\u5355\u6a21\u5149\u7ea4\u4e0e\u591a\u6a21\u5149\u7ea4\u7ed3\u6784\u5bf9\u6bd4\"<\/div>\n<\/div>\n
 <\/div>\n<\/div>\n
 <\/div>\n<\/div>\n
\"\u5149\u7ea4\u5149\u4f20\u64ad\u8def\u5f84\u5bf9\u6bd4\"<\/div>\n
\n

1. \u6838\u5fc3\u672c\u8d28\u533a\u522b<\/h2>\n<\/div>\n
\n
\u4e8c\u8005\u6700\u6839\u672c\u7684\u533a\u522b\u5728\u4e8e\u7ea4\u82af\u76f4\u5f84\u4e0e\u5149\u4fe1\u53f7\u4f20\u8f93\u8def\u5f84\u3002<\/div>\n<\/div>\n
\n
    \n
  • \u5355\u6a21\u5149\u7ea4\uff08SMF\uff09<\/strong>\n
     <\/div>\n

    \u7ea4\u82af\u76f4\u5f84\uff1a8~10\u03bcm\u3002\u4ec5\u5141\u8bb8\u4e00\u675f\u5149\u7ebf\u6cbf\u5149\u7ea4\u8f74\u5fc3\u76f4\u7ebf\u4f20\u8f93\uff0c\u4e0d\u5b58\u5728\u6a21\u5f0f\u8272\u6563\u3002<\/p>\n

     <\/div>\n

    \u6807\u51c6\u5de5\u4f5c\u6ce2\u957f\uff1a1310nm \/ 1550nm\u3002<\/li>\n

  • \u591a\u6a21\u5149\u7ea4\uff08MMF\uff09<\/strong>\n
     <\/div>\n

    \u7ea4\u82af\u76f4\u5f84\uff1a50\u03bcm\uff08OM3\/OM4\/OM5\uff09\u621662.5\u03bcm\uff08OM1\/OM2\uff09\u3002\u5149\u7ebf\u901a\u8fc7\u591a\u6761\u53cd\u5c04\u8def\u5f84\u8fdb\u884c\u4f20\u8f93\u3002<\/p>\n

     <\/div>\n

    \u4e0d\u540c\u5149\u8def\u7684\u4fe1\u53f7\u62b5\u8fbe\u65f6\u95f4\u4e0d\u4e00\u81f4\uff0c\u4f1a\u4ea7\u751f\u6a21\u5f0f\u8272\u6563<\/strong>\uff0c\u957f\u8ddd\u79bb\u4f20\u8f93\u65f6\u9020\u6210\u9ad8\u901f\u89c6\u9891\u4fe1\u53f7\u5931\u771f\u3002<\/p>\n

     <\/div>\n

    \u6807\u51c6\u5de5\u4f5c\u6ce2\u957f\uff1a850nm\u3002<\/li>\n<\/ul>\n<\/div>\n

    \n
    \n
    \n
    \ud83d\udccc \u91cd\u8981\u63d0\u9192\uff1a\u5355\u6a21\u5149\u6a21\u5757\u65e0\u6cd5\u4e0e\u591a\u6a21\u5149\u7ea4\u7a33\u5b9a\u642d\u914d\u4f7f\u7528\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002\u4e8c\u8005\u642d\u914d\u4e0d\u5f53\u6781\u6613\u9020\u6210\u4fe1\u53f7\u8870\u51cf\u3001\u753b\u9762\u95ea\u70c1\u751a\u81f3\u65e0\u4fe1\u53f7\u3002<\/div>\n<\/div>\n<\/blockquote>\n<\/div>\n
    \n

    2. \u8be6\u7ec6\u5bf9\u6bd4\uff1a\u4f18\u52bf\u4e0e\u52a3\u52bf<\/h2>\n<\/div>\n
    \n

    \u5355\u6a21\u5149\u7ea4<\/h3>\n<\/div>\n
    \n
    \u2705 \u4f18\u52bf<\/strong><\/div>\n<\/div>\n
    \n
      \n
    1. \u4f20\u8f93\u8ddd\u79bb\u6781\u8fdc\uff0c\u6570\u767e\u7c73\u81f310\u516c\u91cc\u4ee5\u4e0a\u5747\u53ef\u7a33\u5b9a\u4f20\u8f93\u4e14\u65e0\u4fe1\u53f7\u5931\u771f\uff0c\u9002\u7528\u4e8e\u697c\u5b87\u95f4\u5e03\u7ebf\u3001\u8f6c\u64ad\u8f66\u3001\u56ed\u533a\u5168\u57df\u97f3\u89c6\u9891\u7cfb\u7edf\u3002<\/li>\n
    2. \u5e26\u5bbd\u80fd\u529b\u6781\u5f3a\uff0c\u652f\u6301\u65e0\u538b\u7f2912G-SDI\u30018K HDMI 2.1\u3001DP 1.4\u7b49\u9ad8\u5e26\u5bbd\u4fe1\u53f7\uff0c\u5bf9\u672a\u6765\u9ad8\u5206\u8fa8\u7387\u8bbe\u5907\u5347\u7ea7\u5177\u5907\u4f18\u79c0\u517c\u5bb9\u6027\u3002<\/li>\n
    3. \u4fe1\u53f7\u8870\u51cf\u4f4e\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\uff0c\u9002\u5408\u957f\u671f\u56fa\u5b9a\u5de5\u7a0b\u9879\u76ee\u3002<\/li>\n<\/ol>\n<\/div>\n
      \n
      \u274c \u52a3\u52bf<\/strong><\/div>\n<\/div>\n
      \n
        \n
      1. \u6574\u5957\u7cfb\u7edf\u6210\u672c\u66f4\u9ad8\u3002\u5355\u6a21\u5149\u7ea4\u5ef6\u957f\u5668\u91c7\u7528\u6fc0\u5149\u5149\u6e90\uff0c\u786c\u4ef6\u4ef7\u683c\u9ad8\u4e8e\u591a\u6a21\u8bbe\u5907\u3002<\/li>\n
      2. \u5bf9\u63a5\u7cbe\u5ea6\u8981\u6c42\u4e25\u82db\u3002\u7ea4\u82af\u5c3a\u5bf8\u5fae\u5c0f\uff0c\u63a5\u5934\u7aef\u63a5\u4e0e\u6e05\u6d01\u6807\u51c6\u66f4\u9ad8\uff0c\u65bd\u5de5\u4e0d\u5f53\u5bb9\u6613\u9020\u6210\u94fe\u8def\u4e0d\u7a33\u5b9a\u3002<\/li>\n
      3. \u5bb9\u9519\u7387\u8f83\u4f4e\uff0cLC\u63a5\u5934\u5bb9\u6613\u53d7\u7070\u5c18\u3001\u5212\u75d5\u5f71\u54cd\u3002\u82e5\u65e0\u5b8c\u5584\u7ef4\u62a4\uff0c\u4e0d\u9002\u5408\u9891\u7e41\u63d2\u62d4\u7684\u79df\u8d41\u573a\u666f\u3002<\/li>\n<\/ol>\n<\/div>\n
        \n

        \u591a\u6a21\u5149\u7ea4\uff08OM3 \/ OM4 \/ OM5\uff09<\/h3>\n<\/div>\n
        \n
        \u2705 \u4f18\u52bf<\/strong><\/div>\n<\/div>\n
        \n
          \n
        1. \u77ed\u8ddd\u79bb\u9879\u76ee\u6210\u672c\u66f4\u4f4e\u3002\u591a\u6a21\u5149\u7ea4\u5ef6\u957f\u5668\u91c7\u7528VCSEL\u5149\u6e90\uff0c\u786c\u4ef6\u6295\u5165\u5927\u5e45\u964d\u4f4e\u3002<\/li>\n
        2. \u7ea4\u82af\u66f4\u5927\uff0c\u5bb9\u9519\u6027\u66f4\u5f3a\uff0c\u5149\u7ea4\u7aef\u63a5\u66f4\u7b80\u5355\uff0c\u8f7b\u5fae\u7684\u63a5\u5934\u9519\u4f4d\u4e0d\u6613\u5f71\u54cd\u4fe1\u53f7\u3002<\/li>\n
        3. \u66f4\u52a0\u9002\u914d\u97f3\u89c6\u9891\u79df\u8d41\u884c\u4e1a<\/strong>\uff0c\u73b0\u573a\u53cd\u590d\u5e03\u7ebf\u3001\u9891\u7e41\u63d2\u62d4\uff0c\u63a5\u5934\u8f7b\u5fae\u6c61\u67d3\u4e00\u822c\u4e0d\u4f1a\u76f4\u63a5\u4e2d\u65ad\u4fe1\u53f7\u3002<\/li>\n<\/ol>\n<\/div>\n
          \n
          \u274c \u52a3\u52bf<\/strong><\/div>\n<\/div>\n
          \n
            \n
          1. \u53d7\u8272\u6563\u9650\u5236\uff0c\u5b58\u5728\u4f20\u8f93\u8ddd\u79bb\u4e0a\u9650\u3002\n
             <\/div>\n

            \u97f3\u89c6\u9891\u8bbe\u5907\u53c2\u8003\u6807\u51c6\uff1a<\/li>\n<\/ol>\n<\/div>\n

            \n
              \n
            • OM4\u591a\u6a21\u5149\u7ea4\uff1a4K@60 HDMI \/ 12G-SDI\u7a33\u5b9a\u4f20\u8f93\u8ddd\u79bb300\u7c73\u4ee5\u5185<\/li>\n
            • \u8d85\u8fc7300\u7c73\uff0c\u65e0\u538b\u7f29\u9ad8\u901f\u89c6\u9891\u5b58\u5728\u4fe1\u53f7\u52a3\u5316\u3001\u753b\u9762\u95ea\u70c1\u3001\u9ed1\u5c4f\u98ce\u9669<\/li>\n<\/ul>\n<\/div>\n
              \n
                \n
              1. \u5347\u7ea7\u7a7a\u95f4\u6709\u9650\u3002\u540e\u671f\u5982\u9700\u5ef6\u957f\u4f20\u8f93\u8ddd\u79bb\uff0c\u65e0\u6cd5\u76f4\u63a5\u6269\u5bb9\uff0c\u9700\u8981\u6574\u5957\u66f4\u6362\u5149\u7f06\u4e0e\u5149\u7ea4\u5ef6\u957f\u5668\u3002<\/li>\n<\/ol>\n<\/div>\n
                \n
                \"OM3<\/div>\n
                 <\/div>\n<\/div>\n
                 <\/div>\n
                \n

                3. \u97f3\u89c6\u9891\u884c\u4e1a\u573a\u666f\u5b9e\u7528\u9009\u578b\u6307\u5357<\/h2>\n<\/div>\n
                \n

                \ud83d\udfe2 \u9009\u62e9\u591a\u6a21\u5149\u7ea4\uff08\u63a8\u8350OM4\uff09<\/h3>\n<\/div>\n
                \n
                \u9002\u7528\u6761\u4ef6\uff1a<\/div>\n<\/div>\n
                \n
                  \n
                • \u4f20\u8f93\u8ddd\u79bb \u2264 300\u7c73<\/li>\n
                • \u9002\u7528\u9879\u76ee\uff1a\u5ba4\u5185\u4f1a\u8bae\u5ba4\u3001\u4e2d\u5c0f\u578b\u5c55\u5385\u3001\u77ed\u671f\u821e\u53f0\u79df\u8d41\u6d3b\u52a8<\/li>\n
                • \u9884\u7b97\u6709\u9650\u7684\u5efa\u7b51\u5185\u56fa\u5b9a\u5b89\u88c5\u9879\u76ee<\/li>\n<\/ul>\n<\/div>\n
                  \n
                  \u5907\u6ce8\uff1a\u4f18\u5148\u9009\u7528OM4\u591a\u6a21\u5149\u7ea4\uff0c\u4e0d\u8981\u4f7f\u7528\u8001\u65e7OM1\/OM2\u578b\u53f7\u3002OM4\u53ef\u4ee5\u4fdd\u8bc1300\u7c73\u5185\u65e0\u538b\u7f294K\/12G-SDI\u7a33\u5b9a\u4f20\u8f93\u3002<\/div>\n<\/div>\n
                  \n

                  \ud83d\udd35 \u9009\u62e9\u5355\u6a21\u5149\u7ea4<\/h3>\n<\/div>\n
                  \n
                  \u9002\u7528\u6761\u4ef6\uff08\u6ee1\u8db3\u4efb\u610f\u4e00\u6761\u5373\u53ef\uff09\uff1a<\/div>\n<\/div>\n
                  \n
                    \n
                  1. \u4f20\u8f93\u8ddd\u79bb\u8d85\u8fc7300\u7c73<\/strong><\/li>\n
                  2. \u5ba4\u5916\u697c\u5b87\u95f4\u5e03\u7ebf\u3001\u5e7f\u7535\u8f6c\u64ad\u8f66\u3001\u5927\u578b\u6237\u5916\u6f14\u51fa\u9879\u76ee<\/li>\n
                  3. \u9700\u8981\u4f20\u8f938K HDMI 2.1\u3001DP 1.4\u9ad8\u5e26\u5bbd\u65e0\u538b\u7f29\u4fe1\u53f7<\/li>\n
                  4. \u6c38\u4e45\u6027\u5de5\u7a0b\u9879\u76ee\uff0c\u9700\u8981\u9884\u7559\u8bbe\u5907\u5347\u7ea7\u517c\u5bb9\u7a7a\u95f4<\/li>\n<\/ol>\n<\/div>\n
                    \n

                    \u9700\u8981\u89c4\u907f\u7684\u5e38\u89c1\u8bef\u533a<\/h3>\n<\/div>\n
                    \n
                    \n
                    \n
                    \u8bef\u533a\uff1a\u201c\u8ddd\u79bb\u5728300\u7c73\u4ee5\u5185\uff0c\u591a\u6a21\u6c38\u8fdc\u662f\u6700\u4f18\u65b9\u6848\u3002\u201d<\/p>\n
                     <\/div>\n

                    \u5982\u679c\u5ba2\u6237\u672a\u6765\u5b58\u5728\u9879\u76ee\u6269\u5bb9\u3001\u5ef6\u957f\u5149\u7ea4\u7ebf\u8def\u7684\u9700\u6c42\uff0c\u5355\u6a21\u5149\u7ea4\u662f\u66f4\u7a33\u59a5\u7684\u957f\u671f\u65b9\u6848\uff0c\u907f\u514d\u540e\u671f\u6574\u5957\u7ebf\u7f06\u548c\u5ef6\u957f\u5668\u5168\u90e8\u66f4\u6362\u3002<\/p>\n<\/div>\n<\/div>\n<\/blockquote>\n<\/div>\n

                    \n

                    4. \u642d\u914dOPTAV\u5149\u7ea4\u5ef6\u957f\u5668\u9009\u578b\u8bf4\u660e<\/h2>\n<\/div>\n
                    \n
                    OPTAV\u7684HDMI\u3001SDI\u3001DisplayPort\u3001USB\u5149\u7ea4\u5ef6\u957f\u5668\u540c\u65f6\u63d0\u4f9b\u5355\u6a21\u3001\u591a\u6a21\u4e24\u4e2a\u7248\u672c\uff1a<\/div>\n<\/div>\n
                    \n
                      \n
                    • \u591a\u6a21\u673a\u578b\uff1a\u642d\u914dOM4\u5149\u7ea4\u6807\u51c6\u6700\u8fdc\u4f20\u8f93300\u7c73<\/li>\n
                    • \u5355\u6a21\u673a\u578b\uff1a\u6839\u636e\u4ea7\u54c1\u7cfb\u5217\u53ef\u9009500\u7c73 \/ 700\u7c73 \/ 10\u516c\u91cc\u4f20\u8f93\u8ddd\u79bb<\/li>\n<\/ul>\n<\/div>\n
                      \n
                      \u4e0b\u5355\u65f6\u8bf7\u660e\u786e\u786e\u8ba4\u5149\u7ea4\u7c7b\u578b\uff0c\u9632\u6b62\u5149\u6a21\u5757\u4e0e\u5149\u7ea4\u7c7b\u578b\u4e0d\u5339\u914d\u9020\u6210\u9879\u76ee\u6545\u969c\u3002<\/div>\n<\/div>\n
                      \n

                      \u603b\u7ed3<\/h2>\n<\/div>\n
                      \n
                      300\u7c73\u4ee5\u5185\u7684\u5ba4\u5185\u9879\u76ee\uff0cOM4\u591a\u6a21\u5149\u7ea4\u5177\u5907\u6210\u672c\u4f18\u52bf\uff0c\u73b0\u573a\u90e8\u7f72\u4fbf\u6377\uff0c\u9002\u5408\u97f3\u89c6\u9891\u79df\u8d41\u4e1a\u52a1\u4e0e\u4e2d\u5c0f\u578b\u96c6\u6210\u9879\u76ee\u3002<\/p>\n
                       <\/div>\n

                      \u957f\u8ddd\u79bb\u90e8\u7f72\u30018K\u9ad8\u6e05\u4fe1\u53f7\u4f20\u8f93\u4ee5\u53ca\u6c38\u4e45\u6027\u5de5\u7a0b\u573a\u666f\uff0c\u5355\u6a21\u5149\u7ea4\u62e5\u6709\u66f4\u4f73\u7684\u7a33\u5b9a\u6027\u4e0e\u62d3\u5c55\u80fd\u529b\u3002<\/p>\n

                       <\/div>\n

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