{"id":1142,"date":"2014-12-26T13:54:18","date_gmt":"2014-12-26T05:54:18","guid":{"rendered":"http:\/\/www.whitetrefoil.com\/blog\/?p=1142"},"modified":"2014-12-26T13:54:18","modified_gmt":"2014-12-26T05:54:18","slug":"%e5%b8%a6%e7%9d%80-a7r-%e7%9a%84%e8%bf%99%e4%b8%80%e5%b9%b4%ef%bc%88%e4%b8%bb%e8%a7%82%e8%af%84%e4%bb%b7%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.whitetrefoil.com\/blog\/?p=1142","title":{"rendered":"\u5e26\u7740 a7R \u7684\u8fd9\u4e00\u5e74\uff08\u4e3b\u89c2\u8bc4\u4ef7\uff09"},"content":{"rendered":"<p>\u6211\u5728 2013 \u5e74 11 \u6708 19 \u65e5\u4ece Sony \u4e0a\u6d77\u6dee\u6d77\u8def\u5e97\u9996\u53d1\u4f1a\u4e0a\u62ff\u5230\u4e86\u6211\u9884\u5b9a\u7684 a7\u3002\u8fd9\u53f0\u673a\u5668\u8ba9\u6211\u7231\u6068\u4ea4\u52a0\uff0c\u4e8e\u662f\u5fc3\u75d2\u96be\u8010\u7684\u6211\u5728 2014 \u5e74 1 \u6708 8 \u65e5\uff0c\u4e00\u4e2a\u98ce\u96e8\u4ea4\u52a0\u7684\u4e0b\u5348\uff0c\u53c8\u8bf7\u4e86\u534a\u5929\u5047\uff0c\u8dd1\u53bb\u628a a7 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a7R\u2026\u2026\u4f1a\u6389\u6f06\u2026\u2026\u7136\u540e\u5c31\u662f\u4e00\u5757\u767d\uff0c\u4f60\u61c2\u7684\u2026\u2026<\/li>\n<li>\u5c31\u50cf\u6211\u4ece\u4e09\u661f\u6362\u5230 iPhone5 \u65f6\u7684\u7b2c\u4e00\u5370\u8c61\u4e00\u6837\uff0c\u5927\u51ac\u5929\u7684\u62ff\u7740\u4e00\u53f0\u91d1\u5c5e\u7684 a7R \u7ad9\u5728\u51b7\u98ce\u4e2d\u5c31\u8ddf\u62ff\u7740\u4e00\u5757\u6563\u70ed\u7247\u4e00\u6837\uff0ca7 \u5219\u8981\u7a0d\u5fae\u597d\u4e00\u70b9\u2026\u2026<\/li>\n<\/ol>\n<p>\u719f\u6089\u6211\u7684\u4eba\u5e94\u8be5\u77e5\u9053\u6211\u4e2a\u4eba\u5728\u5851\u6599\u548c\u91d1\u5c5e\u4e4b\u95f4\u662f\u975e\u5e38\u504f\u5411\u4e8e\u5851\u6599\u7684\uff08\u5f53\u7136\u662f\u8db3\u591f\u597d\u7684\u5851\u6599\uff0c\u5982 a7\uff09\uff0c\u6389\u6f06\u4ec0\u4e48\u7684\u81ea\u7136\u662f\u975e\u5e38\u6b21\u8981\u7684\u539f\u56e0\uff0c\u4e3b\u8981\u539f\u56e0\u8fd8\u662f\u91cd\u91cf\u548c\u67d4\u97e7\u6027\u3002\u4f46 a7R \u7684\u9541\u94dd\u5408\u91d1\u5728\u91cd\u91cf\u4e0a\u8868\u73b0\u975e\u5e38\u51fa\u8272\uff0c\u56e0\u6b64\u5c31\u6750\u6599\u4e0a\u6211\u6ca1\u4efb\u4f55\u4e0d\u6ee1\u3002<\/p>\n<h3>\u518d\u6765\u8bf4\u91cd\u91cf\u3002<\/h3>\n<p>\u7531\u4e8e\u6211\u662f\u4ece NEX-5N \u5347\u7ea7\u5230 a7 \u7cfb\u5217\u7684\uff0c\u56e0\u6b64 a7 \u7684\u91cd\u91cf\u663e\u7136\u53ef\u4ee5\u8bf4\u662f\u4e00\u79cd\u76f4\u7ebf\u98d9\u5347\u3002\u4f46\u662f\u603b\u5f97\u6765\u8bf4\u4ecd\u7136\u5c5e\u4e8e\u5b8c\u5168\u53ef\u4ee5\u63a5\u53d7\u7684\u8303\u56f4\uff0c\u4e0d\u81f3\u4e8e\u62ff\u4e0d\u52a8\uff0c\u66f4\u4f55\u51b5\u6bd4\u8d77\u5176\u4ed6\u5168\u753b\u5e45\u5355\u53cd\uff08\u751a\u81f3 APS-C \u7684\u5355\u53cd\uff09\u800c\u8a00\u4ecd\u7136\u8f7b\u5f97\u591a\u3002\u552f\u4e00\u503c\u5f97\u6ce8\u610f\u7684\u95ee\u9898\u662f\uff0c\u5982\u679c\u4f7f\u7528\u50cf FE55 \u8fd9\u79cd\u8f83\u957f\u7684\u81ea\u52a8\u5bf9\u7126\u955c\u5934\u65f6\uff0c\u60f3\u8981\u5355\u624b\u64cd\u4f5c\uff0c\u5219\u4f1a\u89c9\u5f97\u5e73\u8861\u6027\u8ba9\u4eba\u4e0d\u592a\u8212\u670d\uff0c\u56e0\u4e3a\u91cd\u5fc3\u592a\u9760\u524d\u4e86\u3002\u4e4b\u6240\u4ee5\u8981\u5f3a\u8c03\u662f\u81ea\u52a8\u5bf9\u7126\u955c\u5934\u662f\u56e0\u4e3a\uff0c\u53cd\u6b63\u624b\u52a8\u5bf9\u7126\u955c\u5934\u4e0d\u7ba1\u600e\u6837\u603b\u5f97\u662f\u9700\u8981\u53e6\u4e00\u53ea\u624b\u6765\u6258\u7740\u955c\u5934\u5bf9\u7126\u7684\uff0c\u4e5f\u5c31\u65e0\u6240\u8c13\u4e86\u3002<\/p>\n<h3>\u6bd4\u8f83\u503c\u5f97\u5546\u69b7\u7684\u662f\u5c3a\u5bf8\uff0c\u4ee5\u53ca\u9020\u578b\u3002<\/h3>\n<p>\u5bf9\u6211\u6765\u8bf4\u4e00\u53e5\u8bdd\uff1a<strong>\u592a\u5927\u4e86<\/strong>\u3002<\/p>\n<p>\u8fd9\u91cc\u7a0d\u5fae\u5c94\u5f00\u4e00\u4e0b\uff0c\u60f3\u8bb2\u4e00\u4e0b\u6211\u5bf9\u7f51\u4e0a\u6bd4\u8f83\u6d41\u884c\u7684\u4e00\u4e9b\u89c2\u70b9\u7684\u9488\u5bf9\u6027\u7684\u770b\u6cd5\u3002\u5f88\u591a\u81ea\u79f0\u662f\u300cPro\u300d\u7684\u4eba\u90fd\u5ba3\u79f0 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a7\/R\uff0c\u6211\u7684\u59ff\u52bf\u662f\u4e13\u95e8\u9488\u5bf9 a7\/R \u800c\u300c\u5f00\u53d1\u300d\u51fa\u6765\u7684\uff0c\u884d\u751f\u81ea NEX-5N \u4f46\u4e5f\u6709\u6240\u4e0d\u540c\uff08\u4e24\u8005\u7684\u4f53\u79ef\u5b8c\u5168\u4e0d\u5728\u4e00\u4e2a\u5c42\u9762\u4e0a\uff09\u3002\u6bd4\u5982\uff0c\u6211\u662f\u7528\u62c7\u6307\u800c\u975e\u98df\u6307\u6309\u5feb\u95e8\u952e\u7684\uff0c\u6240\u4ee5\u867d\u7136\u5f88\u591a\u5355\u53cd\u7528\u6237\u5bf9\u4e8e a7II \u628a\u5feb\u95e8\u952e\u6539\u5230\u4e86\u659c\u4e0a\u65b9\u7c7b\u4f3c\u5355\u53cd\u7684\u4f4d\u7f6e\u6b22\u547c\u96c0\u8dc3\uff0c\u5bf9\u6211\u6765\u8bf4\u8fd9\u7b80\u76f4\u662f\u4e00\u4e2a\u8111\u6b8b\u7684\u51b3\u5b9a\u3002<\/p>\n<p><strong>\u5bf9\u6211\u6765\u8bf4\uff0c\u300c\u5fae\u5355\u300d\u6216\u6574\u4e2a\u300c\u65e0\u53cd\u76f8\u673a\u300d\u4ece\u6765\u5c31\u4e0d\u662f\u4e5f\u4e0d\u5e94\u8be5\u662f\u5355\u53cd\u7684\u66ff\u4ee3\u54c1\uff0c\u5b83\u662f\u4e00\u79cd\u5b8c\u5168\u65b0\u578b\u7684\u72ec\u7acb\u7684\u76f8\u673a\u7cfb\u7edf\uff0c\u4e0e\u5355\u53cd\u3001\u65c1\u8f74\u3001\u53cc\u53cd\u7b49\u5176\u4ed6\u76f8\u673a\u7cfb\u7edf\u5e73\u8d77\u5e73\u5750\u3002<\/strong><\/p>\n<p>\u4e0b\u56fe\u662f\u6211\u6301\u63e1 a7 \u65f6\u7684\u59ff\u52bf\uff0c\u867d\u7136\u6211\u4e00\u822c\u8bf4\u300c\u8170\u5e73\u300d\u53d6\u666f\uff0c\u4f46\u5176\u5b9e\u5927\u591a\u6570\u65f6\u5019\u6211\u662f\u5728\u5927\u7ea6\u808b\u9aa8\u5e95\u90e8\u7684\u9ad8\u5ea6\u7684\uff0c\u6bd4\u8f83\u5c11\u771f\u7684\u653e\u5230\u8170\u90a3\u4e48\u4f4e\uff0c\u53ea\u6709\u76f2\u62cd\u65f6\u624d\u4f1a\u9700\u8981\u90a3\u4e48\u4f4e\u7684\u9ad8\u5ea6\u3002<\/p>\n<div id='gallery-1' class='gallery galleryid-1142 gallery-columns-3 gallery-size-medium'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.whitetrefoil.com\/blog\/?attachment_id=1213'><img width=\"300\" height=\"225\" src=\"https:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/a7R-1.jpg\" class=\"attachment-medium size-medium\" alt=\"\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-1213\" title=\"[| Aperture: &#402;\/1.7 | Camera: DMC-GM1 | Taken: 26 12\u6708, 2014 | Focal length: 15mm | ISO: 1600 | Shutter speed: 1\/125s |]\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-1213'>\n\t\t\t\t\u4e0a\u9762\uff0c\u4e5f\u5c31\u662f\u4e3b\u89c6\u89d2\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.whitetrefoil.com\/blog\/?attachment_id=1214'><img width=\"300\" height=\"225\" src=\"https:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/a7R-2.jpg\" class=\"attachment-medium size-medium\" alt=\"\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-1214\" title=\"[| Aperture: &#402;\/1.7 | Camera: DMC-GM1 | Taken: 26 12\u6708, 2014 | Focal length: 15mm | ISO: 1600 | Shutter speed: 1\/125s |]\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-1214'>\n\t\t\t\t\u6b63\u9762\n\t\t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.whitetrefoil.com\/blog\/?attachment_id=1215'><img width=\"300\" height=\"225\" src=\"https:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/a7R-3.jpg\" class=\"attachment-medium size-medium\" alt=\"\" decoding=\"async\" loading=\"lazy\" aria-describedby=\"gallery-1-1215\" title=\"[| Aperture: &#402;\/1.7 | Camera: DMC-GM1 | Taken: 26 12\u6708, 2014 | Focal length: 15mm | ISO: 800 | Shutter speed: 1\/60s |]\" \/><\/a>\n\t\t\t<\/div>\n\t\t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-1-1215'>\n\t\t\t\t\u4e0b\u9762\n\t\t\t\t<\/figcaption><\/figure>\n\t\t<\/div>\n\n<blockquote><p>\n  \u4e8c\u3001\u67d0\u4e9b\u4eba\u8bf4\u4e0d\u591f\u5e05\n<\/p><\/blockquote>\n<p>\u5c3d\u7ba1\u4e0d\u7518\u5fc3\uff0c\u4f46\u8fd9\u5176\u5b9e\u662f\u5f88\u91cd\u8981\u7684\u3002<\/p>\n<p>\u4e00\u65b9\u9762\uff0c\u5343\u4e07\u4e0d\u8981\u5ffd\u7565\u88c5\u903c\u4e00\u65cf\u5728\u6f5c\u5728\u6d88\u8d39\u7fa4\u4f53\u4e2d\u7684\u6bd4\u91cd\uff0c\u5e76\u4e0d\u53ea\u662f\u5668\u6750\u515a\u548c\u5b8c\u5168\u7684\u95e8\u5916\u6c49\u4f1a\u5982\u6b64\u5728\u610f\u5916\u89c2\uff0c\u4e00\u4e2a\u6b63\u7ecf\u7684\u6444\u5f71\u5e08\u4e5f\u4f1a\uff0c\u5305\u62ec\u6211\u81ea\u5df1\u4e5f\u5e38\u5e38\u62b1\u6028 a7 \u7cfb\u5217\u7684\u5916\u89c2\u592a\u96be\u770b\uff08\u56e0\u4e3a\u6211\u66f4\u559c\u6b22 NEX 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loading=\"lazy\" src=\"http:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/resolution.jpg\" alt=\"\u8fd9\u4e2a\u53eb\u5206\u8fa8\u7387\u9ad8\" width=\"580\" height=\"200\" class=\"size-full wp-image-1226\" \/><\/a><figcaption id=\"caption-attachment-1226\" class=\"wp-caption-text\">\u8fd9\u4e2a\u53eb\u5206\u8fa8\u7387\u9ad8<\/figcaption><\/figure>\n<figure id=\"attachment_1227\" aria-describedby=\"caption-attachment-1227\" style=\"width: 400px\" class=\"wp-caption alignright\"><a href=\"http:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/sharpness.png\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/sharpness.png\" alt=\"\u8fd9\u4e2a\u53eb\u9510\u5ea6\u9ad8\" width=\"580\" height=\"200\" class=\"size-full wp-image-1227\" \/><\/a><figcaption id=\"caption-attachment-1227\" class=\"wp-caption-text\">\u8fd9\u4e2a\u53eb\u9510\u5ea6\u9ad8<\/figcaption><\/figure>\n<p>\u9700\u8981\u6f84\u6e05\u4e00\u4e0b\u7684\u662f\uff0c\u300c\u5206\u8fa8\u7387\u300d\u4e0e\u300c\u9510\u5ea6\u300d\u662f\u4e24\u4e2a\u5b8c\u5168\u4e0d\u540c\u7684\u4e1c\u897f\u3002\u5206\u8fa8\u7387\u662f\u56fe\u7247\u80fd\u5bb9\u7eb3\u591a\u5c11\u4fe1\u606f\u591a\u5c11\u7ec6\u8282\uff0c\u9510\u5ea6\u5219\u662f\u4e0d\u540c\u7684\u989c\u8272\/\u4eae\u5ea6\u4e4b\u95f4\u8fc7\u6e21\u8db3\u591f\u660e\u6670\u6ca1\u6709\u6a21\u7cca\u3002<\/p>\n<p>FE55 \u5168\u5f00\u65f6\u975e\u5e38\u67d4\u548c\uff0c\u5206\u8fa8\u7387\u548c\u9510\u5ea6\u5747\u4e0d\u9ad8\uff0c\u53ef\u4ee5\u7528\u6765\u62cd\u6444\u901a\u4fd7\u4eba\u50cf\uff0c\u800c\u4e00\u65e6\u6536\u7f29\u5149\u5708\uff0c\u5206\u8fa8\u7387\u548c\u9510\u5ea6\u5c31\u5f00\u59cb\u76f4\u7ebf\u4e0a\u5347\uff0c\u8fd9\u4e00\u70b9\u5f88\u50cf VM \u7684\u51e0\u652f Classic \u955c\u5934\u7684\u8bbe\u8ba1\u3002\u54ea\u6015\u53ea\u662f\u5c0f\u6536\u5230 F2 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\/>\n1. \u5bf9\u4e8e a7\/R \u6765\u8bf4\uff0c\u8272\u5f69\u65b9\u9762\u6700\u5927\u7684\u95ee\u9898\u4ecd\u7136\u662f Sony \u5e7f\u4e3a\u4eba\u8bdf\u75c5\u7684\u9ec4\u79cd\u4eba\u80a4\u8272\u95ee\u9898\u3002\u5982\u679c\u4f60\u7528\u8fc7 Sony \u7684\u76f8\u673a\u800c\u4f60\u8eab\u8fb9\u6709\u8bb8\u591a\u9ec4\u79cd\u4eba\uff0c\u76f8\u4fe1\u4f60\u5e94\u8be5\u6709\u6240\u611f\u53d7\uff0c\u4eca\u5e74\u771f\u7684\u4e0d\u662f\u9ec4\u75b8\u75c5\u5927\u6d41\u884c\uff0c\u53ea\u662f\u4f60\u7684\u76f8\u673a\u7684\u95ee\u9898\u2026\u2026\u8fd9\u4e2a\u95ee\u9898\u5728 a7 \u7cfb\u5217\u4f7f\u7528\u4e86\u65b0\u7684 JPG \u5f15\u64ce\u540e\u6709\u4e86\u8f7b\u5fae\u7684\u7f13\u89e3\uff0c\u4f46\u76f8\u6bd4\u65b0\u5f15\u64ce\u5728\u5176\u4ed6\u65b9\u9762\u7684\u63d0\u9ad8\u800c\u8a00\u51e0\u4e4e\u5fae\u4e4e\u5176\u5fae\u3002<br \/>\n2. \u5982\u679c\u4f60\u4f7f\u7528 RAW\uff0c\u4f60\u4f1a\u53d1\u73b0 a7 \u51fa\u7247\u7684\u5e95\u8272\u662f\u6bd4\u8f83\u6d45\u7684\u3002\u800c\u4e14\u4e3b\u8981\u7684 FE 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href=\"http:\/\/www.dcfever.com\/news\/viewglossary.php?glossary_id=46\" title=\"\u50cf\u5834\u5f4e\u66f2 (Curve of field)\" target=\"_blank\">DCFever<\/a> \u4e0a\u6709\u4e2a\u6bd4\u8f83\u6d45\u663e\u6613\u61c2\u7684\u89e3\u91ca\uff0c\u60f3\u770b\u66f4\u591a\u6280\u672f\u7ec6\u8282\u7684\u53ef\u4ee5\u53c2\u8003 <a href=\"http:\/\/zh.wikipedia.org\/wiki\/%E4%BD%A9%E5%85%B9%E7%93%A6%E5%B0%94%E5%83%8F%E5%9C%BA%E5%BC%AF%E6%9B%B2\" title=\" \u4f69\u5179\u74e6\u5c14\u50cf\u573a\u5f2f\u66f2\" target=\"_blank\">Wikipedia<\/a>\u3002<\/p>\n<p>\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u7edd\u5927\u591a\u6570\u955c\u5934\u90fd\u4f1a\u6821\u6b63\u50cf\u573a\u5f2f\u66f2\u95ee\u9898\uff0c\u4f46\u50cf\u573a\u5f2f\u66f2\u5bf9\u73bb\u7483\u6298\u5c04\u662f\u975e\u5e38\u654f\u611f\u7684\uff0c\u800c\u4f20\u611f\u5668\u4e0a\u5c31\u6709\u4e00\u53e0\u5404\u79cd\u6ee4\u955c\uff0c\u56e0\u6b64\u5fc5\u987b\u9488\u5bf9\u6027\u4f18\u5316\u3002\u5982\u679c\u628a\u4e00\u4e2a\u7cfb\u7edf\u7684\u955c\u5934\u8f6c\u63a5\u5230\u53e6\u4e00\u4e2a\u6ee4\u955c\u539a\u5ea6\u4e0d\u540c\u7684\u4f20\u611f\u5668\u4e0a\uff0c\u5c31\u4f1a\u4ea7\u751f\u50cf\u573a\u5f2f\u66f2\u3002\u6bd4\u5982\u591a\u6570\u5f95\u5361\u3001\u8521\u53f8\u3001\u798f\u4f26\u8fbe\u7684 M \u53e3\u955c\u5934\u90fd\u662f\u9488\u5bf9\u80f6\u7247\u8bbe\u8ba1\u7684\uff08\u56e0\u800c\u6ee4\u955c\u539a\u5ea6\u4e3a0\uff09\uff0c\u800c a7 \u7cfb\u5217\u7684\u6ee4\u955c\u539a\u5ea6\u63a5\u8fd1 2mm\uff0c\u4e8e\u662f\u5c31\u4f1a\u4ea7\u751f\u5f2f\u66f2\u3002\u8fd9\u4e5f\u5c31\u662f\u4e3a\u4ec0\u4e48\u5f95\u5361\u7684 M8 \/ M9 \u7b49\u6570\u7801\u76f8\u673a\u4e0d\u60dc\u5192\u7740\u4ea7\u751f\u6469\u5c14\u7eb9\u7684\u526f\u4f5c\u7528\u4e5f\u8981\u62c6\u6389\u4f4e\u901a\u6ee4\u955c\u4e86\uff0c\u5bf9\u4ed6\u4eec\u5bb6\u5927\u91cf\u7684\u80f6\u7247\u955c\u5934\u6765\u8bf4\uff0c\u4f20\u611f\u5668\u524d\u9762\u7684\u6ee4\u955c\u8584\u4e00\u70b9\u90fd\u662f\u597d\u554a\u3002<\/p>\n<p>\u50cf\u573a\u5f2f\u66f2\u53ef\u80fd\u8ddf\u5149\u7ebf\u5165\u5c04\u89d2\u4e5f\u662f\u6709\u4e00\u70b9\u5173\u7cfb\u7684\uff0c\u4e5f\u53ef\u80fd\u66f4\u591a\u5173\u7cfb\u5230\u6bcf\u4e2a\u5177\u4f53\u7684\u955c\u5934\u8bbe\u8ba1\u3002\u50cf\u6211\u4e4b\u524d\u7684 M28 \/ 2.8A \u8fd9\u79cd\u8d85\u7d27\u51d1\u8bbe\u8ba1\u7684\u955c\u5934\u8fd9\u4e2a\u95ee\u9898\u5c31\u683c\u5916\u4e25\u91cd\uff0c\u800c\u300c<strong>\u636e\u8bf4<\/strong>\u300d ZM25 \u5c31\u6ca1\u6709\u5f88\u4e25\u91cd\u3002<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u50cf\u573a\u5f2f\u66f2\u300c<strong>\u4e0e\u50cf\u7d20\u6570\u662f\u6ca1\u6709\u5173\u7cfb\u7684<\/strong>\u300d\u3002\u5982\u679c\u4f60\u7684\u955c\u5934\u5728 a7R \u4e0a\u8fb9\u89d2\u6495\u88c2\uff0c\u6362\u4e00\u53f0 a7S \u6765\u6548\u679c\u4e5f\u662f\u4e00\u6a21\u4e00\u6837\u7684\u3002\u51cf\u5c11\u50cf\u7d20\u6570\u53ea\u80fd\u591f\u6539\u5584\u7ea2\u79fb\u72b6\u51b5\u4ec5\u6b64\u800c\u5df2\u3002<\/p>\n<h2>\u5176\u4ed6\u7ec6\u8282<\/h2>\n<p>\u8fd8\u6709\u4e00\u4e9b\u5176\u4ed6\u7684\u7ec6\u8282\u4f60\u4e5f\u8bb8\u4f1a\u611f\u5174\u8da3<\/p>\n<h3>\u5feb\u95e8<\/h3>\n<p>\u6574\u4e2a a7 \u7cfb\u5217\u7684\u901a\u75c5\u662f\u5feb\u95e8\u58f0\u97f3\u975e\u5e38\u54cd\u3002\u800c\u66f4\u7cdf\u7cd5\u7684\u662f a7R \u751a\u81f3\u90fd\u6ca1\u6709\u7535\u5b50\u524d\u5e18\u5feb\u95e8\uff0c\u4e8e\u662f\u65e9\u671f NEX \u7684\u5feb\u95e8\u8fdf\u6ede\u95ee\u9898\u53c8\u56de\u6765\u4e86\u2026\u2026\u800c\u4e14\u4e0d\u77e5\u9053\u4ec0\u4e48\u539f\u56e0\uff0c\u54ea\u6015\u662f 1\/8000s \u7684\u5feb\u95e8\uff0c\u4f60\u90fd\u53ef\u4ee5\u6e05\u6670\u5730\u542c\u5230\u5feb\u95e8\u524d\u5e18\u548c\u540e\u5e18\u5494\u5693\u4e24\u4e0b\uff0c\u6709\u79cd\u5355\u53cd\u76f8\u673a\u53cd\u5149\u677f\u7684\u611f\u89c9\u2026\u2026<\/p>\n<p>\u8bf4\u5230\u5feb\u95e8\u8fdf\u6ede\uff0c\u5bf9\u5f88\u591a\u81ea\u52a8\u5bf9\u7126\u7528\u6237\u6765\u8bf4\uff0c\u53ef\u80fd\u5f71\u54cd\u4e0d\u662f\u5f88\u660e\u663e\uff08\u53cd\u6b63\u5bf9\u7126\u4e5f\u662f\u8981\u65f6\u95f4\u7684\uff09\uff0c\u4f46\u624b\u52a8\u5bf9\u7126\u7528\u6237\u5c24\u5176\u662f\u6293\u62cd\u515a\u5bf9\u4e8e\u6309\u4e0b\u5feb\u95e8\u7684\u65f6\u673a\u662f\u6bd4\u8f83\u654f\u611f\u7684\uff0c\u5feb\u95e8\u8fdf\u6ede\u5f80\u5f80\u4f1a\u5bfc\u81f4\u9519\u5931\u4e00\u4e2a\u5b8c\u7f8e\u7684\u77ac\u95f4\u3002\u5982\u679c\u4f60\u50cf\u6211\u4e00\u6837\u628a a7 \u5f53\u6210\u67d0\u79cd\u5ec9\u4ef7\u7684\u6216\u8005\u62e5\u6709\u66f4\u73b0\u4ee3\u5316\u6280\u672f\u7684\u5f95\u5361\u7684\u8bdd\uff0c\u786e\u4fdd\u81ea\u5df1\u53ef\u4ee5\u63a5\u53d7\u8fd9\u70b9\u2026\u2026<\/p>\n<h3>\u5361\u53e3\u6f0f\u5149<\/h3>\n<figure id=\"attachment_1229\" aria-describedby=\"caption-attachment-1229\" style=\"width: 400px\" class=\"wp-caption alignright\"><a href=\"http:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/noise.jpg\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.whitetrefoil.com\/blog\/wp-content\/uploads\/2014\/12\/noise.jpg\" alt=\"a7S, ISO409600, 0.5s, \u5361\u53e3\u6f0f\u5149\u60c5\u51b5\" width=\"808\" height=\"540\" class=\"size-full wp-image-1229\" \/><\/a><figcaption id=\"caption-attachment-1229\" class=\"wp-caption-text\">a7S, ISO409600, 0.5s, \u5361\u53e3\u6f0f\u5149\u60c5\u51b5<\/figcaption><\/figure>\n<p>a7 \u7cfb\u5217\u521a\u4e0a\u5e02\u4e0d\u4e45\u540e\u7206\u51fa\u7684\u5361\u53e3\u6f0f\u5149\u95ee\u9898\u95f9\u5f97\u6cb8\u6cb8\u626c\u626c\uff0c\u4f46\u5728 a7\/R \u4e0a\u6211\u51e0\u4e4e\u6ca1\u6709\u89c1\u5230\u8fc7\uff0c\u54ea\u6015\u7528\u5f55\u50cf\u706f\u5bf9\u7740\u5361\u53e3\u7167\u90fd\u770b\u4e0d\u89c1\u3002\u53ea\u6709 a7S \u56e0\u4e3a\u9ad8\u611f\u5b9e\u5728\u592a\u90a3\u5565\u4e86\uff0c\u5728\u6781\u6697\u5904\u4f7f\u7528\u65f6\u53ef\u80fd\u4f1a\u53d7\u5230\u6f0f\u5149\u7684\u5f71\u54cd\u3002\u5982\u56fe\u6240\u89c1\uff0c\u8fd9\u662f a7S \u5728 ISO409600 \u7684\u8d85\u9ad8\u611f\u5149\u4e0b\u66dd\u5149\u534a\u79d2\u7684\u6f0f\u5149\uff0c\u6bd4 a7\/R \u7684\u53ef\u7528 ISO 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