{"id":166,"date":"2024-07-18T17:27:56","date_gmt":"2024-07-18T09:27:56","guid":{"rendered":"https:\/\/www.bihec.com\/spectrogon-\/?p=166"},"modified":"2024-07-18T17:27:56","modified_gmt":"2024-07-18T09:27:56","slug":"%e5%b9%b3%e9%9d%a2%e5%85%89%e6%a0%85","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/spectrogon-\/%e5%b9%b3%e9%9d%a2%e5%85%89%e6%a0%85\/","title":{"rendered":"SPECTROGON,\u5e73\u9762\u5149\u6805"},"content":{"rendered":"

SPECTROGON<\/a>,\u5e73\u9762\u5149\u6805<\/a>,\u9ad8\u6548\u884d\u5c04\u5149\u6805<\/a>
\n\u5728\u8ba2\u8d2d\u5e73\u9762\u5149\u6805\u65f6\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u793a\u4f8b\u683c\u5f0f\uff1a<\/p>\n

P 1200 H x W x Thk 700-900 nm (TM+TE)\/2 (-1) \u6052\u5b9a\u504f\u8f6c\u89d2\u5ea6 10\u00b0<\/p>\n

P \u8868\u793a\u5e73\u9762\uff0cL \u8868\u793aLittrow\u5149\u6805\uff08\u53ef\u9009\u4fe1\u606f\uff09
\n1200 \u662f\u6bcf\u6beb\u7c73\u51f9\u69fd\u5bc6\u5ea6\uff08\u51f9\u69fd\u9891\u7387\uff09
\nH \u662f\u4e0e\u5149\u6805\u51f9\u69fd\u5e73\u884c\u7684\u7a7a\u767d\u5c3a\u5bf8\uff08\u6beb\u7c73\uff09
\nW \u662f\u4e0e\u5149\u6805\u51f9\u69fd\u5782\u76f4\u7684\u7a7a\u767d\u5c3a\u5bf8\uff08\u6beb\u7c73\uff09
\nThk \u662f\u7a7a\u767d\u539a\u5ea6\uff08\u6beb\u7c73\uff09
\n700-900 nm \u662f\u671f\u671b\u7684\u4f18\u5316\u8303\u56f4\u3002\u4e5f\u53ef\u4ee5\u6307\u5b9a\u7279\u5b9a\u6ce2\u957f\u6216\u5177\u6709\u5cf0\u503c\u6ce2\u957f\u7684\u8303\u56f4
\n\u5e73\u5747 (TM+TE)\/2 (-1) \u662f\u5e0c\u671b\u4f18\u5316\u7684\u504f\u632f\u72b6\u6001\u548c\u884d\u5c04\u9636\u6570\u3002\u4e5f\u53ef\u4ee5\u6307\u5b9aTM\u548cTE
\n\u6052\u5b9a\u504f\u8f6c\u89d2\u5ea6 10\u00b0 \u662f\u5149\u6805\u5e94\u8be5\u4f18\u5316\u7684\u914d\u7f6e\u3002\u4e5f\u53ef\u4ee5\u6307\u5b9a\u6052\u5b9a\u5165\u5c04\u89d2\u5ea6 \u03b1\u00b0\u3002
\n\u51f9\u69fd\u5bc6\u5ea6\uff1aSpectrogon\u5b9a\u671f\u5236\u9020600\u52303600\u7ebf\u6bcf\u6beb\u7c73\u7684\u51f9\u69fd\u5bc6\u5ea6\u3002\u5982\u9700\u66f4\u4f4e\u6216\u66f4\u9ad8\u7684\u51f9\u69fd\u5bc6\u5ea6\uff0c\u8bf7\u8054\u7cfb\u6211\u4eec\u7684\u9500\u552e\u56e2\u961f\u3002<\/p>\n

\u6ce2\u957f\u8303\u56f4\u4ece\u7d2b\u5916\u7ebf\u5230\u5927\u7ea62000\u7eb3\u7c73<\/p>\n

\u6807\u51c6\u5c3a\u5bf8\uff1a25 x 25 x 6 \u6beb\u7c73\uff0c30 x 30 x 6 \u6beb\u7c73\uff0c50 x 50 x 6 \u6beb\u7c73\uff0c50 x 50 x 10 \u6beb\u7c73\uff0c58 x 58 x 10 \u6beb\u7c73\uff0c64 x 64 x 10 \u6beb\u7c73\uff0c90 x 90 x 16 \u6beb\u7c73\uff0c110 x 110 x 16 \u6beb\u7c73\uff0c100 x 140 x 20 \u6beb\u7c73\uff0c120 x 140 x 20 \u6beb\u7c73<\/p>\n

W\u3001H\u3001Dia \u7684\u6807\u51c6\u516c\u5dee\uff1a\u00b1 0.2 \u6beb\u7c73\uff0cThk \u00b1 0.5 \u6beb\u7c73\u3002CA > 90% \u7684\u6bcf\u4e2a\u5c3a\u5bf8\u3002<\/p>\n

\u5176\u4ed6\u89c4\u683c\u9700\u6c42\u53ef\u6839\u636e\u8981\u6c42\u63d0\u4f9b\uff0c\u8054\u7cfb\u6211\u4eec\u7684\u9500\u552e\u90e8\u95e8\uff01<\/p>\n

\u5e73\u9762\u5149\u6805\u7c7b\u578b\u662f\u9ad8\u5206\u8fa8\u7387\u5149\u8c31\u5b66\u548c\u5bf9\u4f4e\u6742\u6563\u5149\u6c34\u5e73\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u7684\u9009\u62e9\u3002\u4f7f\u7528\u8fd9\u4e9b\u5149\u6805\uff0c\u5149\u8c31\u7ebf\u5c06\u66f4\u52a0\u6e05\u6670\uff0c\u51c6\u786e\u5730\u4f4d\u4e8e\u6ce2\u957f\u4e0a\uff0c\u5e76\u4e14\u5728\u5438\u6536\u7ebf\u7684\u60c5\u51b5\u4e0b\uff0c\u6bd4\u5e02\u573a\u4e0a\u5176\u4ed6\u5149\u6805\u66f4\u6df1\u3002<\/p>\n

\u6781\u4f4e\u7684\u6742\u6563\u5149
\n\u8fd9\u4e9b\u5149\u6805\u662f\u7528\u4e24\u675f\u9ad8\u5ea6\u96c6\u4e2d\u3001\u5e72\u51c0\u548c\u5747\u5300\u7684\u5149\u675f\u5168\u606f\u8bb0\u5f55\u7684\uff0c\u8fd9\u4e9b\u5149\u675f\u4ea7\u751f\u76f4\u3001\u7b49\u95f4\u8ddd\u7684\u51f9\u69fd\u3002\u4ece\u8fd9\u4e9b\u5149\u6805\u884d\u5c04\u51fa\u7684\u5149\u4e0d\u542b\u5e7d\u7075\u8c31\u7ebf\u3002\u968f\u673a\u6563\u5c04\u5149\u4e0e\u4f18\u8d28\u7684\u8868\u9762\u94dd\u955c\u7684\u6563\u5c04\u5149\u4e00\u6837\u4f4e\u3002<\/p>\n

\u4f18\u5316\u6548\u7387
\n\u51f9\u69fd\u5256\u9762\u4e3a\u5bf9\u79f0\u6b63\u5f26\u6ce2\uff0c\u51f9\u69fd\u6df1\u5ea6\u7ecf\u8fc7\u4f18\u5316\uff0c\u9002\u7528\u4e8e\u5149\u8c31\u533a\u57df\u3002\u4e3a\u4e86\u83b7\u5f97\u6700\u9ad8\u6548\u7387\uff0c\u8fd9\u4e9b\u5149\u6805\u6700\u597d\u7528\u4e8e\u4ec5\u5b58\u5728\u4e24\u4e2a\u884d\u5c04\u987a\u5e8f\uff08-1 \u548c 0\uff09\u7684\u914d\u7f6e\uff0c\u5373\u504f\u597d\u9ad8\u51f9\u69fd\u9891\u7387\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6548\u7387\u4e0e\u6216\u4f18\u4e8e\u523b\u7ebf\u5149\u6805\u3002\u5373\u4f7f\u5728\u6700\u9ad8\u51f9\u69fd\u9891\u7387\u4e0b\uff0c\u6574\u4e2a\u5149\u6805\u8868\u9762\u7684\u51f9\u69fd\u6df1\u5ea6\u53d8\u5316\u4e5f\u975e\u5e38\u5c0f\u3002\u8fd9\u610f\u5473\u7740\u60a8\u53ef\u4ee5\u5145\u5206\u5229\u7528\u6240\u6709\u5149\u6805\u8868\u9762\uff0c\u5728\u4eea\u5668\u4e2d\u5b9e\u73b0\u6700\u5927\u7684\u901a\u8fc7\u7387\u3002<\/p>\n

\u5e73\u5766\u7684\u884d\u5c04\u6ce2\u524d\u7ed3\u6784
\n\u5e73\u5766\u7684\u5149\u6805\u8868\u9762\u3001\u975e\u5e38\u76f4\u3001\u7b49\u95f4\u8ddd\u7684\u51f9\u69fd\u4f7f\u5f97\u53ef\u80fd\u5b9e\u73b0\u6700\u5927\u7684\u6ce2\u957f\u5206\u8fa8\u7387\u3002<\/p>\n

\u51c6\u786e\u7684\u51f9\u69fd\u9891\u7387
\n\u5149\u6805\u7684\u51f9\u69fd\u9891\u7387\u5728\u6807\u79f0\u503c\u7684 \u00b10.2\u7ebf\u6bcf\u6beb\u7c73\u5185\u7cbe\u786e\u3002\u8fd9\u610f\u5473\u7740\u60a8\u7684\u4eea\u5668\u4e2d\u53ef\u4ee5\u83b7\u5f97\u53ef\u9760\u7684\u6ce2\u957f\u8bfb\u6570\u3002<\/p>\n

\u5e94\u7528
\n\u5e73\u9762\u5149\u6805\u8bbe\u8ba1\u6ee1\u8db3\u5c3a\u5bf8\u3001\u6ce2\u957f\u8303\u56f4\u3001\u5165\u5c04\u89d2\u548c\u884d\u5c04\u89d2\u5ea6\u7684\u89c4\u683c\u8981\u6c42\uff0c\u4f46\u4e0d\u9002\u7528\u4e8e\u5149\u5b66\u7cfb\u7edf\u7684\u7279\u5b9a\u7126\u8ddd\u3002\u56e0\u6b64\uff0c\u53ea\u8981\u56db\u4e2a\u524d\u8ff0\u53c2\u6570\u76f8\u540c\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u5149\u5b66\u914d\u7f6e\u4e2d\u4f7f\u7528\u540c\u4e00\u5149\u6805\u3002<\/p>\n

\u5149\u8c31\u4eea\u5668
\n\u5149\u8c31\u4eea\u5668\u901a\u5e38\u7531\u5165\u5c04\u7f1d\u3001\u51c6\u76f4\u5668\u3001\u8272\u6563\u5143\u4ef6\u3001\u805a\u7126\u5149\u5b66\u548c\u6709\u65f6\u51fa\u5c04\u7f1d\u7ec4\u6210\u3002\u8fdb\u5165\u5165\u5c04\u7f1d\u7684\u8f90\u5c04\u88ab\u51c6\u76f4\u5668\u6536\u96c6\uff0c\u901a\u5e38\u662f\u4e00\u4e2a\u51f9\u9762\u955c\u3002<\/p>\n

\u8272\u6563\u5143\u4ef6\uff0c\u6b64\u5904\u662f\u5149\u6805\uff0c\u5c06\u8f90\u5c04\u504f\u8f6c\u5230\u4f9d\u8d56\u4e8e\u6ce2\u957f\u7684\u65b9\u5411\u3002\u5206\u6563\u7684\u8f90\u5c04\u88ab\u805a\u7126\u5230\u56fe\u50cf\u5e73\u9762\uff0c\u5728\u90a3\u91cc\u5f62\u6210\u5149\u8c31\uff08\u5165\u5c04\u7f1d\u7684\u4e00\u7cfb\u5217\u5355\u8272\u56fe\u50cf\uff09\u3002<\/p>\n

\u5355\u8272\u4eea
\n\u5728\u5355\u8272\u4eea\u4e2d\uff0c\u6709\u4e00\u4e2a\u51fa\u5c04\u7f1d\uff0c\u5b83\u4f20\u8f93\u5149\u8c31\u7684\u7a84\u90e8\u5206\u3002\u5165\u5c04\u548c\u51fa\u5c04\u7f1d\u662f\u56fa\u5b9a\u7684\uff0c\u901a\u8fc7\u65cb\u8f6c\u5149\u6805\u6765\u626b\u63cf\u5149\u8c31\u3002\u56e0\u6b64\uff0c\u5149\u6805\u5728\u5165\u5c04\u5149\u548c\u884d\u5c04\u5149\u4e4b\u95f4\u6709\u4e00\u4e2a\u6052\u5b9a\u7684\u89d2\u504f\u8f6c\u3002\u8fd9\u9002\u7528\u4e8e\u5927\u591a\u6570\u7c7b\u578b\u7684\u5355\u8272\u4eea\uff0c\u5982Czerny-Turner\u3001Ebert\u548cLittrow\u7c7b\u578b\u3002<\/p>\n

\u6ce2\u957f\u523b\u5ea6
\n\u5bf9\u4e8e\u6052\u5b9a\u504f\u8f6c\u5b89\u88c5\uff0c\u5e76\u4e14\u6709\u4e00\u4e2a\u89d2\u5ea6\u504f\u5dee\uff0c\u5149\u6805\u65b9\u7a0b\u53ef\u4ee5\u5199\u4e3a\uff08\u5047\u8bbe -1 \u9636\u884d\u5c04\uff09\uff1a<\/p>\n

sin(\u03b1 + \u03b4\/2) = \u03bb\/(2dcos \u03b4\/2)<\/p>\n

\u6211\u4eec\u770b\u5230\uff0c\u5355\u8272\u4eea\u4f20\u8f93\u7684\u6ce2\u957f\u4e0e\u5149\u6805\u65cb\u8f6c\u89d2\u5ea6\u7684\u6b63\u5f26\u6210\u6bd4\u4f8b\u3002\u5355\u8272\u4eea\u901a\u5e38\u914d\u5907\u4e00\u4e2a\u7279\u6b8a\u7684\u6b63\u5f26\u6746\u673a\u6784\uff0c\u4fbf\u4e8e\u6ce2\u957f\u8bfb\u6570\u3002<\/p>\n

\u5149\u901a\u8fc7\u91cf
\n\u57fa\u4e8e\u5149\u6805\u7684\u5149\u8c31\u4eea\u5668\u7684\u5149\u901a\u8fc7\u91cf\u53d6\u51b3\u4e8e\u591a\u79cd\u56e0\u7d20\uff0c\u5982\u5149\u6e90\u7684\u8f90\u5c04\u5ea6\u3001\u5149\u5b66\u7cfb\u7edf\u7684F\u6570\u3001\u5165\u5c04\u7f1d\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u3001\u4eea\u5668\u7684\u5149\u8c31\u5e26\u5bbd\u4ee5\u53ca\u68c0\u6d4b\u5668\u7684\u7075\u654f\u5ea6\u3002<\/p>\n

\u5728\u5355\u8272\u4eea\u4e2d\uff0c\u4f7f\u7528\u9ad8\u9891\u5168\u606f\u5149\u6805\u6bd4\u4f7f\u7528\u4f20\u7edf\u523b\u7ebf\u8f83\u4f4e\u9891\u7387\u7684\u5149\u6805\u6548\u7387\u66f4\u9ad8\uff0c\u5c3d\u7ba1\u4f20\u7edf\u5149\u6805\u7684\u6548\u7387\u53ef\u80fd\u66f4\u9ad8\u3002\u9ad8\u9891\u7387\u7684\u5149\u6805\u63d0\u4f9b\u66f4\u9ad8\u7684\u6ce2\u957f\u5206\u6563\u3002\u5bf9\u4e8e\u7ed9\u5b9a\u7684\u6ce2\u957f\u5206\u8fa8\u7387\uff0c\u56e0\u6b64\u53ef\u4ee5\u5728\u5355\u8272\u4eea\u4e2d\u4f7f\u7528\u66f4\u5bbd\u7684\u5165\u5c04\u7f1d\uff0c\u4ece\u800c\u6539\u5584\u5149\u901a\u8fc7\u91cf\u3002<\/p>\n