\u6309\u7167\u6807\u51c6ISO\/IEC 11801\u89c4\u8303\uff0c\u591a\u6a21\u5149\u7ea4\u5206\u4e3aOM1\u3001OM2\u3001OM3\u3001OM4\u3001OM5\u4e94\u4e2a\u5927\u7c7b\uff0c\u5176\u4e0eIEC60792-2-10\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u5982\u88681\u6240\u793a\u3002\u5176\u4e2dOM1\u3001OM2\u662f\u6307\u4f20\u7edf\u768462.5\/125\u03bcm\u548c50\/125\u03bcm\u591a\u6a21\u5149\u7ea4\uff1b OM3\u3001OM4\u548cOM5\u662f\u6307\u65b0\u578b\u768450\/125\u03bcm\u4e07\u5146\u4f4d\u591a\u6a21\u5149\u7ea4\u3002<\/p>\n\n\n\n
\u591a\u6a21\u5149\u7ea4\u7684\u7814\u53d1\u59cb\u4e8e\u4e0a\u4e2a\u4e16\u7eaa\u4e03\u516b\u5341\u5e74\u4ee3\uff0c\u65e9\u671f\u7684\u591a\u6a21\u5149\u7ea4\u5305\u62ec\u5f88\u591a\u5c3a\u5bf8\u79cd\u7c7b\uff0c\u5217\u5165\u56fd\u9645\u7535\u5de5\u59d4\uff08IEC\uff09\u6807\u51c6\u4e2d\u7684\u5c3a\u5bf8\u7c7b\u578b\u5305\u62ec\u56db\u79cd\uff0c\u82af\u5305\u5c42\u76f4\u5f84\u5206\u4e3a50\/125\u03bcm\u300162.5\/125\u03bcm\u300185\/125\u03bcm\u548c100\/140\u03bcm\u3002\u7531\u4e8e\u82af\u5305\u5c42\u5c3a\u5bf8\u5927\u5219\u5236\u4f5c\u6210\u672c\u9ad8\u3001\u6297\u5f2f\u6027\u80fd\u5dee\uff0c\u800c\u4e14\u4f20\u8f93\u6a21\u6570\u91cf\u589e\u591a\uff0c\u5e26\u5bbd\u964d\u4f4e\uff0c\u56e0\u800c\u8f83\u5927\u82af\u5305\u5c42\u5c3a\u5bf8\u7684\u7c7b\u578b\u9010\u6e10\u88ab\u6dd8\u6c70\uff0c\u9010\u6e10\u5f62\u6210\u4e86\u4e24\u79cd\u4e3b\u8981\u7684\u82af\u5305\u5c42\u5c3a\u5bf8\uff0c\u5206\u522b\u662f50\/125\u03bcm\u548c62.5\/125\u03bcm\u3002<\/p>\n\n\n\n
\u5728\u65e9\u671f\u7684\u5c40\u57df\u7f51\u4e2d\uff0c\u4e3a\u4e86\u5c3d\u53ef\u80fd\u5730\u964d\u4f4e\u5c40\u57df\u7f51\u7684\u7cfb\u7edf\u6210\u672c\uff0c\u666e\u904d\u91c7\u7528\u4ef7\u683c\u4f4e\u5ec9\u7684LED\u4f5c\u5149\u6e90\u3002\u7531\u4e8eLED\u8f93\u51fa\u529f\u7387\u4f4e\uff0c\u53d1\u6563\u89d2\u6bd4\u8f83\u5927\uff0c\u800c50\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u7684\u82af\u5f84\u548c\u6570\u503c\u5b54\u5f84\u90fd\u6bd4\u8f83\u5c0f\uff0c\u4e0d\u5229\u4e8e\u4e0eLED\u7684\u9ad8\u6548\u8026\u5408\uff0c\u4e0d\u5982\u82af\u5f84\u548c\u6570\u503c\u5b54\u5f84\u5927\u768462.5\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u80fd\u4f7f\u8f83\u591a\u7684\u5149\u529f\u7387\u8026\u5408\u5230\u5149\u7ea4\u94fe\u8def\u4e2d\u53bb\uff0c\u56e0\u6b64\uff0c50\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u572820\u4e16\u7eaa90\u5e74\u4ee3\u4e2d\u671f\u4ee5\u524d\u4e0d\u598262.5\/12\u03bcm\u591a\u6a21\u5149\u7ea4\u90a3\u6837\u5f97\u5230\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n
\u968f\u7740\u5c40\u57df\u7f51\u4f20\u8f93\u901f\u7387\u4e0d\u65ad\u5347\u7ea7\uff0c\u81ea20\u4e16\u7eaa\u672b\u4ee5\u6765\uff0c\u5c40\u57df\u7f51\u54111Gb\/s\u901f\u7387\u4ee5\u4e0a\u53d1\u5c55\uff0c\u4ee5LED\u4f5c\u5149\u6e90\u768462.5\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u4ec5\u4ec5\u51e0\u767e\u5146\u7684\u5e26\u5bbd\u9010\u6e10\u4e0d\u80fd\u6ee1\u8db3\u8981\u6c42\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c50\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u6570\u503c\u5b54\u5f84\u548c\u82af\u5f84\u8f83\u5c0f\uff0c\u4f20\u5bfc\u6a21\u5f0f\u4e5f\u8f83\u5c11\uff0c\u56e0\u800c\u6709\u6548\u5730\u964d\u4f4e\u4e86\u591a\u6a21\u5149\u7ea4\u7684\u6a21\u5f0f\u8272\u6563\uff0c\u4f7f\u5f97\u5e26\u5bbd\u5f97\u5230\u4e86\u663e\u8457\u7684\u589e\u52a0\uff0c\u7531\u4e8e\u82af\u5f84\u8f83\u5c0f\uff0c50\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u7684\u5236\u4f5c\u6210\u672c\u4e5f\u66f4\u4f4e\uff0c\u56e0\u6b64\u91cd\u65b0\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n
IEEE 802.3z\u5343\u5146\u4f4d\u4ee5\u592a\u7f51\u6807\u51c6\u4e2d\u89c4\u5b9a50\/125\u03bcm\u591a\u6a21\u548c62.5\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u90fd\u53ef\u4ee5\u4f5c\u4e3a\u5343\u5146\u4f4d\u4ee5\u592a\u7f51\u7684\u4f20\u8f93\u4ecb\u8d28\u4f7f\u7528\u3002\u4f46\u5bf9\u65b0\u5efa\u7f51\u7edc\uff0c\u4e00\u822c\u9996\u900950\/125\u03bcm\u591a\u6a21\u5149\u7ea4\u3002<\/p>\n\n\n\n
\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\uff0c850nm VCSEL(\u5782\u76f4\u8154\u4f53\u8868\u9762\u53d1\u5c04\u6fc0\u5149\u5668)\u51fa\u73b0\u3002VCSEL\u6fc0\u5149\u5668\u6bd4\u957f\u6ce2\u957f\u6fc0\u5149\u5668\u4ef7\u683c\u66f4\u4f4e\uff0c\u540c\u65f6\u80fd\u591f\u63d0\u9ad8\u7f51\u7edc\u901f\u7387\uff0c\u56e0\u6b64\u83b7\u5f97\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u7531\u4e8e\u4e24\u79cd\u53d1\u5149\u5668\u4ef6\u7684\u4e0d\u540c\uff0c\u5fc5\u987b\u5bf9\u5149\u7ea4\u672c\u8eab\u8fdb\u884c\u6539\u9020\uff0c\u4ee5\u9002\u5e94\u5149\u6e90\u7684\u53d8\u5316\u3002<\/p>\n\n\n\n
\u4e3a\u4e86VCSEL\u6fc0\u5149\u5668\u9700\u8981\uff0c\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7\/\u56fd\u9645\u7535\u5de5\u59d4\u5458\u4f1a\uff08ISO\/IEC\uff09\u548c\u7f8e\u56fd\u7535\u4fe1\u5de5\u4e1a\u8054\u76df\uff08TIA\uff09\u8054\u5408\u8d77\u8349\u4e86\u65b0\u4e00\u4ee3\u7ea4\u82af\u4e3a50\u03bcm\u7684\u591a\u6a21\u5149\u7ea4\u7684\u6807\u51c6\u3002ISO\/IEC\u5728\u5176\u6240\u5236\u5b9a\u7684\u65b0\u7684\u591a\u6a21\u5149\u7ea4\u7b49\u7ea7\u4e2d\u5c06\u65b0\u4e00\u4ee3\u591a\u6a21\u5149\u7ea4\u5212\u4e3aOM3\u7c7b\u522b(IEC\u6807\u51c6\u4e3aA1a.2)\uff0c\u5373\u4e3a\u6fc0\u5149\u4f18\u5316\u7684\u591a\u6a21\u5149\u7ea4\u3002<\/p>\n\n\n\n
\u540e\u7eed\u51fa\u73b0\u7684OM4\u5149\u7ea4\uff0c\u5b9e\u9645\u662fOM3\u591a\u6a21\u5149\u7ea4\u7684\u5347\u7ea7\u7248\u3002OM4\u6807\u51c6\u4e0eOM3\u5149\u7ea4\u76f8\u6bd4\uff0c\u53ea\u662f\u5728\u5149\u7ea4\u5e26\u5bbd\u6307\u6807\u505a\u4e86\u63d0\u5347\u3002\u5373OM4\u5149\u7ea4\u6807\u51c6\u5728850nm\u6ce2\u957f\u7684\u6709\u6548\u6a21\u5f0f\u5e26\u5bbd\uff08EMB\uff09\u548c\u6ee1\u6ce8\u5165\u5e26\u5bbd\uff08OFL\uff09\u76f8\u6bd4OM3 \u5149\u7ea4\u90fd\u505a\u4e86\u63d0\u9ad8\u3002<\/p>\n\n\n\n
\u591a\u6a21\u5149\u7ea4\u5185\u4f20\u8f93\u6a21\u5f0f\u4f17\u591a\uff0c\u968f\u4e4b\u8fd8\u5e26\u6765\u5149\u7ea4\u6297\u5f2f\u66f2\u6027\u80fd\u7684\u95ee\u9898\uff0c\u5f53\u5149\u7ea4\u5f2f\u66f2\u65f6\uff0c\u9ad8\u9636\u7684\u6a21\u5f0f\u6781\u6613\u6cc4\u9732\u51fa\u53bb\uff0c\u9020\u6210\u4fe1\u53f7\u7684\u635f\u5931\uff0c\u5373\u5149\u7ea4\u7684\u5f2f\u66f2\u635f\u8017\u3002\u968f\u7740\u5ba4\u5185\u5e94\u7528\u573a\u666f\u4e0d\u65ad\u589e\u591a\uff0c\u591a\u6a21\u5149\u7ea4\u5728\u72ed\u7a84\u73af\u5883\u4e0b\u7684\u5e03\u7ebf\uff0c\u5bf9\u5176\u6297\u5f2f\u66f2\u6027\u80fd\u4e5f\u63d0\u51fa\u4e86\u66f4\u9ad8\u8981\u6c42\u3002<\/p>\n\n\n\n
\u4e0d\u540c\u4e8e\u5355\u6a21\u5149\u7ea4\u7b80\u5355\u7684\u6298\u5c04\u7387\u5256\u9762\u7ed3\u6784\uff0c\u591a\u6a21\u5149\u7ea4\u7684\u6298\u5c04\u7387\u5256\u9762\u5341\u5206\u590d\u6742\uff0c\u9700\u8981\u6781\u4e3a\u7cbe\u7ec6\u7684\u6298\u5c04\u7387\u5256\u9762\u8bbe\u8ba1\u4e0e\u5236\u4f5c\u5de5\u827a\u3002\u5728\u76ee\u524d\u56fd\u9645\u4e3b\u6d41\u7684\u56db\u5927\u9884\u5236\u68d2\u5236\u5907\u5de5\u827a\u4e2d\uff0c\u5236\u5907\u591a\u6a21\u5149\u7ea4\u6700\u4e3a\u7cbe\u5bc6\u7684\u662f\u7b49\u79bb\u5b50\u4f53\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\uff08PCVD\uff09\u5de5\u827a\u3002\u8be5\u5de5\u827a\u4e0d\u540c\u4e8e\u5176\u4ed6\u5de5\u827a\uff0c\u5176\u6c89\u79ef\u5c42\u6570\u591a\u8fbe\u51e0\u5343\u5c42\uff0c\u4e14\u6c89\u79ef\u65f6\u6bcf\u5c42\u4ec5\u7ea61\u5fae\u7c73\u7684\u539a\u5ea6\uff0c\u80fd\u591f\u5b9e\u73b0\u8d85\u7cbe\u7ec6\u7684\u6298\u5c04\u7387\u66f2\u7ebf\u63a7\u5236\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u5e26\u5bbd\u3002<\/p>\n\n\n\n
OM3\u5149\u7ea4\u548cOM4\u5149\u7ea4\uff0c\u90fd\u662f\u4e3b\u8981\u5e94\u7528\u4e8e850nm\u6ce2\u6bb5\u7684\u591a\u6a21\u5149\u7ea4\u3002\u968f\u7740\u4f20\u8f93\u901f\u7387\u7684\u4e0d\u65ad\u63d0\u5347\uff0c\u4ec5\u4ec5\u5355\u901a\u9053\u7684\u6ce2\u6bb5\u8bbe\u8ba1\uff0c\u4f1a\u5e26\u6765\u8d8a\u6765\u8d8a\u5bc6\u96c6\u7684\u5e03\u7ebf\u6210\u672c\uff0c\u968f\u4e4b\u7684\u7ba1\u7406\u7ef4\u62a4\u6210\u672c\u4e5f\u76f8\u5e94\u5347\u9ad8\u3002\u56e0\u6b64\uff0c\u6280\u672f\u4eba\u5458\u5c1d\u8bd5\u5c06\u6ce2\u5206\u590d\u7528\u6982\u5ff5\u5f15\u5165\u591a\u6a21\u4f20\u8f93\u7cfb\u7edf\u4e2d\uff0c\u5982\u679c\u80fd\u591f\u5728\u4e00\u6839\u5149\u7ea4\u4e0a\u4f20\u8f93\u591a\u4e2a\u6ce2\u957f\uff0c\u5219\u76f8\u5e94\u7684\u5e76\u884c\u5149\u7ea4\u6839\u6570\u548c\u94fa\u8bbe\u3001\u7ef4\u62a4\u6210\u672c\u90fd\u80fd\u5927\u5e45\u4e0b\u964d\u3002\u5728\u6b64\u80cc\u666f\u4e0b\uff0cOM5\u5149\u7ea4\u5e94\u8fd0\u800c\u751f\u3002<\/p>\n\n\n\n
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