{"id":5139,"date":"2019-11-10T15:53:29","date_gmt":"2019-11-10T07:53:29","guid":{"rendered":"https:\/\/luvecg.cn\/?p=5139"},"modified":"2019-11-10T15:57:25","modified_gmt":"2019-11-10T07:57:25","slug":"%e5%85%a8%e7%94%bb%e5%b9%85%e4%b8%8e%e4%bd%9c%e7%89%a9%e4%bc%a0%e6%84%9f%e5%99%a8","status":"publish","type":"post","link":"https:\/\/picvlog.com\/?p=5139","title":{"rendered":"\u5168\u753b\u5e45\u4e0e\u4f5c\u7269\u4f20\u611f\u5668"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u5168\u753b\u5e45\u4e0e\u4f5c\u7269\u4f20\u611f\u5668<\/h1>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn-ep19.pressidium.com\/wp-content\/uploads\/2018\/10\/full-frame-vs-crop-lens.jpg\" alt=\"\u684c\u4e0a\u7684\u5404\u79cd\u76f8\u673a\u955c\u5934-\u5168\u753b\u5e45\u4e0e\u88c1\u526a\u4f20\u611f\u5668\" class=\"wp-image-42970\" title=\"%title\u63d2\u56fe%num\" \/><\/figure><\/div>\n\n\n\n<p>\u5168\u753b\u5e45\u4e0e\u4f5c\u7269\u4f20\u611f\u5668\u901a\u5e38\u662f\u5bfb\u6c42\u8d2d\u4e70\u65b0\u88c5\u5907\u7684\u6444\u5f71\u5e08\u7684\u51b3\u5b9a\u56e0\u7d20\u3002<br>\u4f46\u662f\u60a8\u77e5\u9053\u4e3a\u4ec0\u4e48\u4f20\u611f\u5668\u5c3a\u5bf8\u8fa9\u8bba\u5982\u6b64\u6fc0\u70c8\u5417\uff1f<br>\u6211\u6765\u8fd9\u91cc\u662f\u4e3a\u4e86\u4fdd\u6301\u7eaa\u5f55\uff0c\u8ba9\u60a8\u77e5\u9053\u4ec0\u4e48\u662f\u88c1\u5207\u4f20\u611f\u5668\u548c\u5168\u753b\u5e45\u4f20\u611f\u5668\u4ee5\u53ca\u5b83\u4eec\u7684\u4f5c\u7528\u3002\u4ee5\u53ca\u5982\u4f55\u540c\u65f6\u62cd\u6444\u66f4\u597d\u7684\u7167\u7247\u3002<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u4e48\u662f\u4f20\u611f\u5668\uff1f<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn-ep19.pressidium.com\/wp-content\/uploads\/2018\/10\/full-frame-vs-crop-diagram.jpg\" alt=\"\u8be5\u56fe\u663e\u793a\u4e86\u5404\u79cd\u4f5c\u7269\u56e0\u5b50-\u5168\u5e27\u4e0e\u4f5c\u7269\" class=\"wp-image-42968\" title=\"%title\u63d2\u56fe%num\" \/><\/figure><\/div>\n\n\n\n<p>\u4f20\u611f\u5668\u8bb0\u5f55\u4e0b\u60a8\u6b63\u5728\u62cd\u6444\u7684\u573a\u666f\u3002\u56fe\u50cf\u4f20\u611f\u5668\u6216\u6210\u50cf\u4f20\u611f\u5668\u68c0\u6d4b\u5149\u6ce2\u5e76\u5c06\u8bb0\u5f55\u7684\u4fe1\u606f\u8f6c\u6362\u4e3a\u56fe\u50cf\u3002\u76f8\u673a<br>\u7684\u5206\u8fa8\u7387\u76f4\u63a5\u53d7\u4f20\u611f\u5668\u8d28\u91cf\u7684\u5f71\u54cd\u3002\u66f4\u6602\u8d35\uff0c\u66f4\u5927\u7684\u4f20\u611f\u5668\u5c06\u5177\u6709\u66f4\u9ad8\u7684\u5206\u8fa8\u7387\u6216\u767e\u4e07\u50cf\u7d20\u6570\u3002<br>\u5728\u80f6\u7247\u6444\u5f71\u4e2d\uff0c\u4f20\u611f\u5668\u5b9e\u9645\u4e0a\u662f\u60a8\u9009\u62e9\u7684\u80f6\u7247\u7c7b\u578b\u548c\u901f\u5ea6\u3002\u901a\u8fc7\u6570\u7801\u6444\u5f71\uff0c\u8be5\u7535\u5b50\u8bbe\u5907\u53ef\u4ee5\u51b3\u5b9a\u4e00\u5207\u3002<br>\u8d2d\u4e70\u6570\u7801\u5355\u53cd\u76f8\u673a\uff0c\u65e0\u53cd\u5149\u955c\u7cfb\u7edf\uff0c\u4e09\u5206\u4e4b\u56db\u6216\u50bb\u74dc\u76f8\u673a\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u9009\u62e9\u3002\u6bcf\u4e2a\u90fd\u6709\u81ea\u5df1\u7684\u5927\u5c0f\u548c\u5206\u8fa8\u7387\u3002<br>\u8d2d\u4e70\u8fd9\u4e9b\u76f8\u673a\u7cfb\u7edf\u4e4b\u4e00\u65f6\uff0c\u60a8\u8981\u51b3\u5b9a\u662f\u5426\u53ef\u4ee5\u8d1f\u62c5\u5f97\u8d77\u5168\u753b\u5e45\u4f20\u611f\u5668\u3002<br>\u5b83\u4eec\u53ef\u80fd\u975e\u5e38\u6602\u8d35\uff0c\u4f46\u662f\u6839\u636e\u60a8\u6240\u62cd\u6444\u7684\u56fe\u50cf\u4ee5\u53ca\u5bf9\u56fe\u50cf\u7684\u5904\u7406\uff0c\u53ef\u80fd\u9700\u8981\u4e00\u4e2a\u3002\u66f4\u5927\u7684\u4f20\u611f\u5668\u610f\u5473\u7740\u66f4\u597d\u7684\u56fe\u50cf\u8d28\u91cf\u3002<br>\u5982\u679c\u60a8\u8981\u62cd\u7167\u4ee5\u5728\u793e\u4ea4\u5a92\u4f53\u4e0a\u5206\u4eab\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528APS-C\u76f8\u673a\u6216\u8f83\u5c0f\u7684\u4f20\u611f\u5668\u3002<br>\u5982\u679c\u8981\u4e3a\u5927\u578b\u516c\u53f8\u62cd\u6444\u5927\u578b\u5546\u4e1a\u9879\u76ee\uff0c\u751a\u81f3\u662f\u4e13\u4e1a\u5a5a\u793c\u6444\u5f71\uff0c\u5219\u9700\u8981\u5177\u6709\u66f4\u5927\u4f20\u611f\u5668\u7684\u5168\u753b\u5e45\u6570\u7801\u5355\u53cd\u76f8\u673a\u3002<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5168\u753b\u5e45<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn-ep19.pressidium.com\/wp-content\/uploads\/2018\/10\/full-frame-vs-crop-comparison.jpg\" alt=\"\u5168\u5e27\u4e0e\u4f5c\u7269\u4f20\u611f\u5668\u6bd4\u8f83\" class=\"wp-image-42969\" title=\"%title\u63d2\u56fe%num\" \/><\/figure><\/div>\n\n\n\n<p>\u5168\u5e27\u4f20\u611f\u5668\u57fa\u4e8e\u80f6\u7247\u6444\u5f71\u3002\u7535\u5f71\u6444\u5f71\u4e2d35\u6beb\u7c73\u955c\u6846\u7684\u5c3a\u5bf8\u4e3a&nbsp;&nbsp;<strong>36\u6beb\u7c73\u00d724\u6beb\u7c73\u3002<\/strong>\u4efb\u4f55\u8fd9\u79cd\u5927\u5c0f\u7684\u6570\u5b57\u4f20\u611f\u5668\u90fd\u88ab\u89c6\u4e3a\u5168\u753b\u5e45\u3002<br>\u81ea1909\u5e74\u4ee5\u6765\uff0c35mm\u80f6\u5377\u5df2\u6210\u4e3a\u6807\u51c6\u683c\u5f0f\u3002\u5f53\u60a8\u770b\u955c\u5934\u6216\u76f8\u673a\u7cfb\u7edf\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u542c\u5230\u201c 35\u6beb\u7c73\u7b49\u6548\u201d\u7684\u7528\u8bed\u3002<br>\u8fd9\u53ea\u662f\u5168\u753b\u5e45\u7684\u53e6\u4e00\u79cd\u8868\u8fbe\u65b9\u5f0f\u3002<br>\u5982\u679c\u60a8\u62e5\u6709\u5168\u753b\u5e45\u4f20\u611f\u5668\u6444\u50cf\u5934\u7cfb\u7edf\uff0c\u5219\u65e0\u9700\u8003\u8651\u592a\u591a\u3002\u4f73\u80fdEOS 5D Mark IV\u4e4b<a rel=\"noreferrer noopener\" href=\"https:\/\/expertphotography.com\/nifty-fifty-prime-lens\/\" target=\"_blank\"><\/a>\u7c7b\u7684&nbsp;&nbsp;\u76f8\u673a\u642d\u914d50\u6beb\u7c73\u201c\u4e94\u5341\u201d\u955c\u5934\u65f6\uff0c\u5c06\u83b7\u5f9746\u00b0\u7684\u89c6\u91ce\u3002<br>\u4f5c\u7269\u4f20\u611f\u5668\u6444\u50cf\u5934\u7cfb\u7edf\u5c06\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u5904\u7406\u955c\u5934\u3002\u5b83\u4e0d\u4f1a\u7ed9\u60a8\u76f8\u540c\u7684\u666f\u6df1\u6216\u6709\u6548&nbsp;&nbsp;\u7126\u8ddd\u3002<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f5c\u7269\u4f20\u611f\u5668<\/h2>\n\n\n\n<p>\u5982\u679c\u5168\u753b\u5e45\u4f20\u611f\u5668\u4e3a36mm x 24mm\uff0c\u5219\u88c1\u5207\u4f20\u611f\u5668\u8f83\u5c0f\u3002\u6bcf\u4e2a\u5236\u9020\u5546\u90fd\u6709\u4e0d\u540c\u7684\u4f5c\u7269\u56e0\u5b50\u6216\u547d\u540d\u7cfb\u7edf\u3002<br>\u4f5c\u7269\u4f20\u611f\u5668\u7684\u5f00\u53d1\u662f\u56e0\u4e3a\u5168\u753b\u5e45\u4f20\u611f\u5668\u7684\u751f\u4ea7\u6210\u672c\u975e\u5e38\u9ad8\u3002<br>\u901a\u8fc7\u5236\u9020\u519c\u4f5c\u7269\u4f20\u611f\u5668\uff0c\u76f8\u673a\u5236\u9020\u5546\u53ef\u4ee5\u4e3a\u6ca1\u6709\u4e13\u4e1a\u9884\u7b97\u7684\u6444\u5f71\u5e08\u521b\u5efa\u66f4\u4fbf\u5b9c\uff0c\u66f4\u6613\u4f7f\u7528\u7684\u4f20\u611f\u5668\u3002<br>\u4f73\u80fd\u7684\u88c1\u526a\u4f20\u611f\u5668\u4e3a1.6\u500d\uff0c\u5c3c\u5eb7\u7684\u88c1\u526a\u4f20\u611f\u5668\u4e3a1.5\u500d\u3002\u8fd8\u6709\u5965\u6797\u5df4\u65af\u548c\u677e\u4e0b\u4f7f\u7528\u7684Micro\u56db\u5206\u4e4b\u4e09\u7cfb\u7edf\uff0c\u4f7f\u75282\u500d\u7684\u88c1\u5207\u7cfb\u6570\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f5c\u7269\u56e0\u5b50\u7684\u8ba1\u7b97\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u627e\u51fa\u4f5c\u7269\u56e0\u5b50\u7684\u6570\u5b66\u5f88\u7b80\u5355\u3002\u5982\u679c\u77e5\u9053\u4f20\u611f\u5668\u7684\u7269\u7406\u5c3a\u5bf8\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528\u52fe\u80a1\u5b9a\u7406&nbsp;&nbsp;\uff08a\u00b2+b\u00b2=c\u00b2\uff09\u8ba1\u7b97\u5bf9\u89d2\u7ebf&nbsp;&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/en.wikipedia.org\/wiki\/Pythagorean_theorem\" target=\"_blank\">\uff0c<\/a><br>\u7136\u540e\u5c06\u6570\u5b57\u9664\u4ee5\u4f5c\u7269\u4f20\u611f\u5668\u7684\u5bf9\u89d2\u7ebf\u3002\u8fd9\u662f\u627e\u51fa\u4f73\u80fd\u4f20\u611f\u5668\u7684\u88c1\u5207\u7cfb\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>35mm \/\u5168\u753b\u5e45\u5bf9\u89d2\u7ebf\uff1a36\u00b2+24\u00b2=1872\u00b2\uff0c\u56e0\u6b64\u5bf9\u89d2\u7ebf\u4e3a43.27mm<\/li><li>\u88c1\u526a\u4f20\u611f\u5668\u4f73\u80fd\u5bf9\u89d2\u7ebf\uff1a22.2\u00b2+14.8\u00b2=711.88\u00b2\uff0c\u6240\u4ee5\u5bf9\u89d2\u7ebf\u4e3a26.68mm<\/li><li>\u4f5c\u7269\u7cfb\u6570\uff1a43.27 \/ 26.68 =&nbsp;<strong>1.62<\/strong><\/li><\/ol>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn-ep19.pressidium.com\/wp-content\/uploads\/2018\/10\/full-frame-vs-crop-calculation.jpg\" alt=\"\u8be5\u56fe\u663e\u793a\u4e86\u5982\u4f55\u8ba1\u7b97\u4f5c\u7269\u56e0\u5b50\" class=\"wp-image-42971\" title=\"%title\u63d2\u56fe%num\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f5c\u7269\u4f20\u611f\u5668\u7684\u7f3a\u70b9<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn-ep19.pressidium.com\/wp-content\/uploads\/2018\/09\/full-frame-vs-crop-image1.jpg\" alt=\"\u8868\u683c\u6bd4\u8f83\u4e0d\u540c\u7684\u955c\u5934\u548c\u7126\u8ddd-\u4f5c\u7269\u4f20\u611f\u5668\u4e0e\u5168\u5e27\" class=\"wp-image-41851\" title=\"%title\u63d2\u56fe%num\" \/><\/figure><\/div>\n\n\n\n<p>\u4e0d\u5e78\u7684\u662f\uff0c\u4fbf\u5b9c\u7684\u4f20\u611f\u5668\u5728\u67d0\u4e9b\u65b9\u9762\u662f\u52a3\u8d28\u7684\u4f20\u611f\u5668\u3002\u4f7f\u7528\u4f5c\u7269\u4f20\u611f\u5668\u6709\u4e00\u4e9b\u7f3a\u70b9\u3002<br>\u9996\u5148\uff0c\u968f\u7740\u573a\u666f\u7684\u88c1\u526a\uff0c\u60a8\u7684\u955c\u5934\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u5de5\u4f5c\u3002\u8bf8\u5982\u4f73\u80fd7D Mark II\u4e4b\u7c7b\u7684\u76f8\u673a\u662f\u4e00\u79cd\u88c1\u5207\u4f20\u611f\u5668\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u6bd4\u5168\u753b\u5e45\u621635mm\u5c0f1.6\u500d\u3002<br>\u8fd9\u610f\u5473\u7740\u60a8\u7684\u955c\u5934\u53d71.6\u500d\u5f71\u54cd\u3002\u88c1\u526a\u4f20\u611f\u5668\u4f73\u80fd\u76f8\u673a\u4e0a\u768450mm\u955c\u5934\uff0850mm x 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class=\"wp-block-heading\">\u4f5c\u7269\u4f20\u611f\u5668\u7684\u4f18\u52bf<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/cdn-ep19.pressidium.com\/wp-content\/uploads\/2018\/09\/full-frame-vs-crop-image5.jpg\" alt=\"\u8774\u8776\u7684\u7f8e\u4e3d\u7684\u5b8f\u89c2\u7167\u7247\u5c04\u51fb\u4e0e\u5e84\u7a3c\u4f20\u611f\u5668\u7167\u76f8\u673a\" class=\"wp-image-41857\" title=\"%title\u63d2\u56fe%num\" \/><\/figure><\/div>\n\n\n\n<p>\u522b\u8bef\u4f1a\uff0c\u62e5\u6709\u6216\u4f7f\u7528\u4f5c\u7269\u4f20\u611f\u5668\u4e0e\u5168\u753b\u5e45\u76f8\u673a\u76f8\u6bd4\u6709\u5f88\u591a\u4f18\u52bf\u3002\u9996\u5148\u662f\u4ef7\u683c\u3002\u5f53\u6211\u5230\u5904\u8d2d\u4e70\u7b2c\u4e00\u53f0\u4e13\u4e1a\u6570\u7801\u5355\u53cd&nbsp;&nbsp;\u76f8\u673a\u65f6\uff0c\u6211\u6709\u4e24\u79cd\u9009\u62e9\u3002<br>\u9009\u62e9\u4f73\u80fd5D Mark 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