{"id":33,"date":"2005-04-13T15:39:37","date_gmt":"2005-04-13T07:39:37","guid":{"rendered":"http:\/\/192.168.0.1\/blog_4.4.2\/?p=33"},"modified":"2005-04-13T15:39:46","modified_gmt":"2005-04-13T07:39:46","slug":"opolarization","status":"publish","type":"post","link":"https:\/\/blog.worren.net\/?p=33","title":{"rendered":"\u4f55\u8b02\u504f\u632f(polarization)?"},"content":{"rendered":"<div class='drop-case'> <p> from http:\/\/tw.knowledge.yahoo.com\/question\/?qid=1005012905660<\/div>\n <p> \u504f\u632f \n <p> \u504f\u632f(polarization)\u63cf\u8ff0\u4e86\u4e00\u500b\u5747\u52fb\u5e73\u9762\u6ce2\u5728\u7a7a\u9593\u4e2d\u4e00\u500b\u56fa\u5b9a\u9ede\u4e0a\u7684\u96fb\u5834\u5f37\u5ea6\u8b8a\u5316\uff0c\u662f\u7a7a\u9593\u53ca\u6642\u9593\u7684\u51fd\u6578\u3002 <br \/> \n\u504f\u632f\u53ef\u4ee5\u7528\u4e8c\u7dad\u5411\u91cf\u4f86\u63cf\u8ff0\uff0c\u53ef\u4ee5\u662fx\u53cay\u7684\u5206\u91cf\uff0c\u4e5f\u53ef\u4ee5\u662f\u4ee5\u5de6\u65cb\u53ca\u53f3\u65cb(\u898b \u504f\u632f\u5149\u7684\u7a2e\u985e )\u4f86\u8aaa\u660e \u3002 <br \/> \n <!--more-->  <br \/> \n\u53cd\u5c04\u5149\u7684\u504f\u632f\u6027 \n <p> \u504f\u632f\u5149 \n <p> \u5149\u662f\u4e00\u7a2e\u96fb\u78c1\u6ce2\uff0c \u4e00\u822c\u7684\u5149\u7dda\u5728\u524d\u9032\u6642\uff0c\u96fb\u78c1\u632f\u52d5\u65b9\u5411\u56db\u9762\u516b\u65b9\u90fd\u6709\u3002\u5982\u679c\u96fb\u78c1\u632f\u52d5\u53ea\u767c\u751f\u5728\u4e00\u500b\u5e73\u9762\u5167\uff0c\u4ea6\u5373\u96fb\u5834\u632f\u52d5\u65b9\u5411\u53ca\u78c1\u5834\u632f\u52d5\u65b9\u5411\u56fa\u5b9a\u7684\u5149\u7a31\u70ba\u504f\u632f\u5149\u3002\u5176\u96fb\u5834\u65b9\u5411\u4fbf\u7a31\u70ba\u5149\u7684\u504f\u632f\u65b9\u5411\u3002 \n <p> \u504f\u632f\u5149\u7684\u7a2e\u985e \n <p> 1. \u7dda\u504f\u632f\u5149 &#8212; \u96fb\u5834\u632f\u52d5\u65b9\u5411\u4e0d\u96a8\u6642\u9593\u8b8a\u5316\u7684\u504f\u632f\u5149\u3002 \n <p> 2. \u6a62\u5713\u504f\u632f\u5149&#8211; \u96fb\u5834\u632f\u52d5\u65b9\u5411\u7684\u5169\u500b\u6b63\u4ea4\u5206\u91cf\u76f8\u4f4d\u3001\u632f\u5e45\u4e0d\u76f8\u540c\uff0c\u5f62\u6210\u6a62\u5713\u504f\u632f\u5149\u3002 \n <p> 3. \u5713\u504f\u632f\u5149 &#8212; \u5149\u6ce2\u96fb\u5834\u632f\u52d5\u65b9\u5411\u7684\u5169\u500b\u6b63\u4ea4\u5206\u91cf\u76f8\u4f4d\u4e0d\u76f8\u540c\u800c\u632f\u5e45\u76f8\u540c\uff0c\u5f62\u6210\u5713\u504f\u632f\u5149\u3002\n <p> \u504f\u5149\u5668 \n <p> \u504f\u5149\u5668\u53ef\u7528\u4f86\u5438\u6536\u67d0\u4e00\u65b9\u5411\u4e4b\u7dda\u504f\u632f\u5149\uff0c\u800c\u8f38\u51fa\u8207\u5176\u76f8\u5782\u76f4\u7684\u7dda\u504f\u632f\u5149\u3002\u53ef\u7528\u504f\u5149\u5668\u4f86\u9078\u64c7\u67d0\u4e00\u7279\u5b9a\u65b9\u5411\u4e4b\u504f\u632f\u5149\uff0c\u5df2\u504f\u632f\u5316\u7684\u5149\u518d\u7d93\u904e\u4e00\u500b\u504f\u5149\u5668\u6642\u53ef\u5168\u90e8\u901a\u904e\u6216\u90e8\u5206\u901a\u904e\uff0c\u8996\u7b2c\u4e8c\u500b\u504f\u5149\u5668\u7684\u65b9\u5411\u800c\u5b9a\u3002 \n <p> \u4ee5\u5716\u8aaa\u660e\u504f\u5149\u5668\u7684\u5f01?\n <p> \u7167\u76f8\u6a5f\u504f\u5149\u93e1 \n <p> \u504f\u5149\u93e1\u7684\u5168\u540d\u662f\u504f\u632f\u5149\u6ffe\u8272\u93e1(Polarized-light filter)\uff0c\u7c21\u7a31PL\u93e1\u3002\u9867\u540d\u601d\u7fa9\uff0c\u504f\u5149\u93e1\u7684\u4f5c\u7528\u5c31\u662f\u4f7f\u504f\u632f\u5149\u7dda\u901a\u904e\u7684\u6ffe\u93e1\u3002 \n <p> \u7531\u65bc\u6ffe\u5149\u93e1\u672c\u8eab\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u904e\u6ffe\u4e00\u4e9b\u56e0\u53cd\u5c04\u6216\u6563\u5c04\u6240\u9020\u6210\u7684\u5149\u7dda\uff0c\u6240\u4ee5\u5177\u6709\u6d88\u9664\u975e\u91d1\u5c6c\u8868\u9762\u7684\u53cd\u5149\u548c\u589e\u5f37\u8272\u5f69\u98fd\u548c\u5ea6\u7684\u4f5c\u7528\u3002\u56e0\u504f\u5149\u93e1\u93e1\u9762\u5857\u819c\u7684\u95dc\u4fc2\uff0c\u6709\u4e9b\u5149\u6703\u7522\u751f\u5e72\u6d89\u73fe\u8c61\u800c\u52a0\u5f37\u85cd\u8272\u5149\u3002\u6240\u4ee5\uff0c\u504f\u5149 \u93e1\u4e00\u822c\u7528\u5728 <br \/> \n1. \u98a8\u666f\u651d\u5f71\u4e0a\uff0c\u51f8\u986f\u85cd\u5929\u767d\u96f2\u7684\u6548\u679c. <br \/> \n2. \u6d88\u9664\u6c34\u9762\u53cd\u5149. <br \/> \n3. \u6d88\u9664\u96ea\u5730\u6563\u5c04\u5149. <br \/> \n4. \u589e\u52a0\u8272\u5f69\u98fd\u548c\u5ea6. <br \/> \n5. \u52a0\u5f37\u85cd\u8272\u6548\u679c. <br \/> \n6. \u53ef\u4ee5\u6709\u8f03\u597d\u7684\u666f\u6df1\u3001\u6709\u5c64\u6b21\u611f \n <p> \u6ce2\u7247sheet polarizer \n <p> \u662f\u4e00\u7a2e\u5177\u96d9\u6298\u5c04\u6027\u8cea\u7684\u5149\u5b78\u5143\u4ef6\u3002\u5149\u901a\u904e\u6b64\u5143\u4ef6\u6642\uff0c\u96fb\u5834\u6cbf\u67d0\u4e00\u65b9\u5411\uff08\uff26 \u8ef8\uff0c\u5feb\u8ef8\uff09\u632f\u52d5\u7684\u5149\u901f\u5ea6\u8f03\u5feb\uff0c\u800c\u96fb\u5834\u6cbf\u8207\u6b64\u65b9\u5411\u76f8\u5782\u76f4\u4e4b\u65b9\u5411\uff08\uff33\u8ef8\uff0c\u6162\u8ef8\uff09\u632f\u52d5\u7684\u5149\u901f\u5ea6\u8f03\u6162\u3002\u65bc\u662f\u7576\u6b64\u4e8c\u65b9\u5411\u4e4b\u5149\u8981\u901a\u904e\u6b64\u5149\u5b78\u5143\u4ef6\u6642\u6703\u7522\u751f\u76f8\u4f4d\u5dee\uff0c\u82e5\u6b64\u76f8\u4f4d\u5dee\u6070\u7b49\u65bc\u56db\u5206\u4e4b\u4e00\u6ce2\u9577\u6642\uff0c\u7a31\u6b64\u5149\u5b78\u5143\u4ef6\u70ba\u56db\u5206\u4e4b\u4e00\u6ce2\u7247\u3002\u82e5\u6b64\u76f8\u4f4d\u5dee\u6070\u7b49\u65bc\u4e8c\u5206\u4e4b\u4e00\u6ce2\u9577\u6642\uff0c\u7a31\u6b64\u5149\u5b78\u5143\u4ef6\u70ba\u4e8c\u5206\u4e4b\u4e00\u6ce2\u7247\u3002\u56db\u5206\u4e4b\u4e00\u6ce2\u7247\u53ca\u4e8c\u5206\u4e4b\u4e00\u6ce2\u7247\u662f\u5229\u7528\u6b64\u96d9\u6298\u5c04\u5149\u5b78\u5143\u4ef6\u4e4b\u539a\u5ea6\u4f86\u63a7\u5236\uff0c\u4e26\u4e14\u4e8c\u500b\u96fb\u5834\u632f\u52d5\u65b9\u5411\u7522\u751f\u4e4b\u76f8\u4f4d\u5dee\u8207\u901a\u904e\u6b64\u5143\u4ef6\u4e4b\u5149\u6ce2\u9577\u6709\u95dc\uff0c\u4e0d\u53ef\u4efb\u610f\u8abf\u63db\u4f7f\u7528\u3002 \n <p> \u4e8c\u5206\u4e4b\u4e00\u6ce2\u7247half-wave plate\uff1a <br \/> \n\u7dda\u504f\u632f\u5149\u901a\u904e1\/2\u6ce2\u7247\u5f8c\u9084\u662f\u7dda\u504f\u632f\u5149\u3002 \n <p> \u56db\u5206\u4e4b\u4e00\u6ce2\u7247quarter-wave plate\uff1a <br \/> \n\u7dda\u504f\u632f\u5149\u901a\u904e1\/4\u6ce2\u7247\u5f8c\u6709\u4e09\u7a2e\u60c5\u5f62&#8212; <br \/> \n\u7dda\u504f\u632f\u3001\u6a62\u5713\u504f\u632f\u3001\u5713\u504f\u632f(\u5165\u5c04\u504f\u632f\u65b9\u5411\u8207\u5feb\u8ef8\u593e45\u00b0)\u3002\n <p> \u6563\u5c04\u5149\u7684\u504f\u632f\u6027 \n <p> \u6563\u5c04\u5149\u7684\u504f\u632f\u6027\u5716\u89e3&#8230;.\u592a\u967d\u5149\u6563\u5c04\u7684\u504f\u632f\u6027\n <p> \u5e03\u9b6f\u53f8\u7279\u89d2Brewster\\&#8217;s angle\uff1a \n <p> \u7531\u4e00\u6298\u5c04\u7387\u70ba\uff4e1\u7684\u4ecb\u8cea\u9032\u5165\u6298\u5c04\u7387\u70ba\uff4e2\u7684\u4ecb\u8cea\uff0c\u82e5\u5176\u5165\u5c04\u89d2 <br \/> \n\u0398\uff1dtan-1(\uff4e2\uff0f\uff4e1)\uff0c\u5247\u504f\u632f\u614b\u4f4d\u65bc\u5165\u5c04\u9762\uff08\u5165\u5c04\u7dda\u8207\u6cd5\u7dda\u69cb\u6210\u8005\uff09\u4e0a\u4e4b\u5149\uff0c\u5176\u53cd\u5c04\u7387\u70ba\u96f6\uff0c\u6b64\u89d2\u7a31\u70ba\u5e03\u9b6f\u53f8\u7279\u89d2\u3002 \n <p> \u5c07\u4e00\u73bb\u7483\u5e73\u677f\u7f6e\u65bc\u4e00\u9069\u7576\u4f4d\u7f6e\u4e0a\uff0c\u7576\u6709\u4e00\u5e73\u884c\u5149\u5165\u5c04\u6b64\u73bb\u7483\u677f\u6642\uff0c\u6703\u7522\u751f\u53cd\u5c04\u5149\u8207\u6298\u5c04\u5149\u7684\u504f\u632f\u65b9\u5411\u76f8\u4e92\u5782\u76f4\u7684\u60c5\u6cc1\uff0c\u5247\u6b64\u6642\u7684\u5165\u5c04\u89d2\u5ea6\u7a31\u70ba\u5e03\u9b6f\u53f8\u7279\u89d2\u3002\u5982\u679c\u6b64\u8655\u53cd\u5c04\u5149\u662f\u88ab\u5e73\u884c\u504f\u632f\u7684\u8a71\uff0c\u5247\u6298\u5c04\u5149\u5c31\u88ab\u5782\u76f4\u504f\u632f\u3002\u53ef\u61c9\u7528\u5728\u96f7\u5c04\u7cfb\u7d71\u4e2d\u4f7f\u6fc0\u767c\u51fa\u7684\u96f7\u5c04\u5149\u9054\u5230\u540c\u4e00\u504f\u632f\u65b9\u5411\u3002 \n <p> \u96d9\u6298\u5c04\u73fe\u8c61 \n <p> \u5149\u5728\u5404\u5411\u540c\u6027( isotropic )\u4ecb\u8cea\u4e2d(ex. \u6c34\u3001\u73bb\u7483)\uff0c\u5149\u5c07\u6cbf\u6298\u5c04\u5b9a\u5f8b\u6240\u5b9a\u7684\u65b9\u5411\u50b3\u64ad\u3002\u4f46\u5728\u5404\u5411\u7570\u6027( anisotropic )\u7684\u4ecb\u8cea(ex. \u65b9\u89e3\u77f3)\u6703\u6709\u4e00\u689d\u5149\u7dda\u88ab\u6298\u5c04\u6210\u4e8c\u689d\u5149\u7dda\u7684\u5149\u5b78\u96d9\u6298\u5c04\u73fe\u8c61\u3002 <br \/> \n\u96d9\u6298\u5c04\u6676\u9ad4\u5167\u5b58\u5728\u4e8c\u500b\u8ef8\uff0c\u4e92\u76f8\u6b63\u4ea4\u3002\u4e00\u70ba\u5feb\u8ef8\uff0c\u4e00\u70ba\u6162\u8ef8\u3002\u5149\u5165\u5c04\u65bc\u6676\u9ad4\u6642\u6703\u88ab\u5206\u89e3\u70ba\u6cbf\u9019\u4e8c\u500b\u8ef8\u504f\u632f\u7684\u5149&#8212;\u6cbf\u6162\u8ef8\u504f\u632f\u5149\u7a31 ordinary light\uff0c\u6cbf\u5feb\u8ef8\u504f\u632f\u5149\u7a31 extraordinary light\uff0c\u800c\u9019\u4e8c\u5206\u89e3\u7684\u5149\u6703\u4ee5\u4e0d\u540c\u7684\u901f\u5ea6\u524d\u9032\uff08\u56e0\u70ba\u6cbf\u9019\u4e8c\u500b\u8ef8\u65b9\u5411\u7684\u6298\u5c04\u7387\u4e0d\u7b49\uff0cn\u5feb\u8ef8\uff1cn\u6162\u8ef8\uff09\uff0c\u5982\u679c\u5165\u5c04\u5149\u8207\u6676\u9ad4\u9762\u6709\u4e00\u5b9a\u7684\u89d2\u5ea6\uff0c\u5247\u9019\u4e8c\u500b\u5206\u89e3\u7684\u5149\u7684\u6298\u5c04\u89d2\u4e5f\u6703\u4e0d\u540c\uff0c\u5f62\u6210\u96d9\u6298\u5c04\u73fe\u8c61\u3002\u9019\u4e8c\u675f\u96e2\u958b\u6676\u9ad4\u7684\u5149\u662f\u4e92\u76f8\u5782\u76f4\u7684\u7dda\u504f\u632f\u5149\uff0c\u800c\u96d9\u6298\u5c04\u5206\u958b\u7684\u8ddd\u96e2\u96a8\u6676\u9ad4\u7684\u539a\u5ea6\u800c\u5b9a\u3002 \n <p> \u5149\u9694\u96e2\u5668 \n <p> \u5149\u9694\u96e2\u5668\u63a7\u5236\u5149\u5728\u4e00\u5b9a\u65b9\u5411\u50b3\u64ad\u3002 <br \/> \n\u505a\u6cd5\uff1a\u5c07\u7dda\u504f\u632f\u5149\u901a\u904e1\/4\u6ce2\u7247\u5f8c\u6703\u4fbf\u6210\u5713\u504f\u632f\u5149\uff0c\u7d93\u904e\u93e1\u5b50\u53cd\u5c04\u5f8c\uff0c\u5713\u504f\u632f\u65b9\u5411\u6703\u53cd\u5411\uff0c\u5faa\u539f\u8def\u518d\u7d93\u904e1\/4\u6ce2\u7247\uff0c\u5713\u504f\u632f\u5149\u6703\u518d\u8b8a\u56de\u7dda\u504f\u632f\u5149\uff0c\u53ea\u662f\u504f\u632f\u65b9\u5411\u8207\u539f\u4f86\u7684\u7dda\u504f\u632f\u65b9\u5411\u5782\u76f4\uff0c\u800c\u7121\u6cd5\u901a\u904e\u504f\u632f\u7247\uff0c\u9054\u5230\u5149\u9694\u96e2\u7684\u6548\u679c\u3002\n <p> \u5716\u7247\u6211\u4e0d\u6703\u653e~\u4f60\u5230\u7db2\u7ad9\u770b^^ <br \/> \n\u53c3\u8003\u8cc7\u6599 <br \/> \nhttp:\/\/www2.nsysu.edu.tw\/optics\/polarizer\/polarization.html\n","protected":false},"excerpt":{"rendered":" <p> from http:\/\/tw.knowledge.yahoo.com\/question\/?qid=1005012905660 \u504f\u632f \u504f\u632f(polarization)\u63cf\u8ff0\u4e86\u4e00\u500b\u5747\u52fb\u5e73\u9762\u6ce2\u5728\u7a7a\u9593\u4e2d\u4e00\u500b\u56fa\u5b9a\u9ede\u4e0a\u7684\u96fb\u5834\u5f37\u5ea6\u8b8a\u5316\uff0c\u662f\u7a7a\u9593\u53ca\u6642\u9593\u7684\u51fd\u6578\u3002 \u504f\u632f\u53ef\u4ee5\u7528\u4e8c\u7dad\u5411\u91cf\u4f86\u63cf\u8ff0\uff0c\u53ef\u4ee5\u662fx\u53cay\u7684\u5206\u91cf\uff0c\u4e5f\u53ef\u4ee5\u662f\u4ee5\u5de6\u65cb\u53ca\u53f3\u65cb(\u898b \u504f\u632f\u5149\u7684\u7a2e\u985e )\u4f86\u8aaa\u660e \u3002 <\/p> \n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.worren.net\/index.php?rest_route=\/wp\/v2\/posts\/33"}],"collection":[{"href":"https:\/\/blog.worren.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.worren.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.worren.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.worren.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=33"}],"version-history":[{"count":0,"href":"https:\/\/blog.worren.net\/index.php?rest_route=\/wp\/v2\/posts\/33\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.worren.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=33"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.worren.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.worren.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}