{"id":89,"date":"2001-02-14T00:00:00","date_gmt":"1999-11-30T07:00:00","guid":{"rendered":"http:\/\/imagecoffee.net\/cipdb\/?p=89"},"modified":"2001-02-14T00:00:00","modified_gmt":"1999-11-30T07:00:00","slug":"%e6%9b%9d%e5%85%89%e5%80%bc%ef%bc%9aexposure-valueev","status":"publish","type":"post","link":"https:\/\/imagecoffee.net\/cipdb\/?p=89","title":{"rendered":"\u66dd\u5149\u503c\uff1aExposure Value(EV)"},"content":{"rendered":"<p><img src=' \/cipdb\/e\/images\/ev.jpg' \/><br \/> \u6211\u5011\u5728\u62cd\u7167\u7684\u6642\u5019\uff0c\u5728\u540c\u6a23\u7684\u5149\u7dda\u689d\u4ef6\u4e0b\u53ef\u4ee5\u642d\u914d\u7684\u5149\u5708\u548c\u5feb\u9580\u53ef\u80fd\u6709\u5f88\u591a\u7a2e\u3002\u6bd4\u65b9\u8aaa\uff0c\u5728\u6e2c\u5f97\u7684\u5149\u7dda\u4f7f\u7528\u5149\u5708f\/8\uff0c\u5feb\u95801\/125\u79d2\uff0c\u82e5\u7528\u5149\u5708f\/5.6\uff0c\u5c31\u9808\u4f7f\u75281\/250\u79d2\u3002\u800c\u9019\u500b\u66dd\u5149\u503c\u4e5f\u662f\u53ef\u4ee5\u6578\u5b57\u5316\u7684\uff0c\u90a3\u5c31\u662fEV\u503c\u3002<\/p>\n<p>EV\u503c\u6b63\u662f\u7531SV(\u5feb\u9580\u503c)\u548cAV(\u5149\u5708\u503c)\u5169\u500b\u503c\u7684\u548c\u6240\u7d44\u6210\uff0c\u6240\u4ee5\u7576EV\u503c\u76f8\u540c\uff0c\u5c31\u8868\u793a\u5728\u76f8\u540c\u7684\u5149\u7dda\u74b0\u5883\u4e0b\uff0c\u7576\u5149\u5708\u70baf\/1\u5feb\u9580\u70ba1sec\u6642EV\u503c\u70ba0\u3002AV\u548cSV\u7684\u63db\u7b97\u503c\u5982\u4e0b\u8868\uff1a<\/p>\n<table width=\"100%\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tr>\n<td rowspan=\"2\" bgcolor=\"#333333\">\n<div align=\"center\"><b>AV<\/b><\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/1<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/1.4<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/2<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/2.8<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/4<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/5.6<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/8<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">0<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">1<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">2<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">3<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">4<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">5<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">6<\/font><\/div>\n<\/td>\n<\/tr>\n<\/table>\n<table width=\"100%\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tr>\n<td rowspan=\"2\" bgcolor=\"#333333\">\n<div align=\"center\"><b>AV<\/b><\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/11<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/16<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/22<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/32<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/45<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/64<\/div>\n<\/td>\n<td>\n<div align=\"center\">f\/90<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">7<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">8<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">9<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">10<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">11<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">12<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">13<\/font><\/div>\n<\/td>\n<\/tr>\n<\/table>\n<p><\/p>\n<table width=\"100%\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tr>\n<td rowspan=\"2\" bgcolor=\"#333333\">\n<div align=\"center\"><b>SV<\/b><\/div>\n<\/td>\n<td>\n<div align=\"center\">8<\/div>\n<\/td>\n<td>\n<div align=\"center\">4<\/div>\n<\/td>\n<td>\n<div align=\"center\">2<\/div>\n<\/td>\n<td>\n<div align=\"center\">1<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/2<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">-3<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">-2<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">-1<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">0<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">1<\/font><\/div>\n<\/td>\n<\/tr>\n<\/table>\n<table width=\"100%\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tr>\n<td rowspan=\"2\" bgcolor=\"#333333\">\n<div align=\"center\"><b>SV<\/b><\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/4<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/8<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/15<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/30<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/60<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">2<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">3<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">4<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">5<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">6<\/font><\/div>\n<\/td>\n<\/tr>\n<\/table>\n<table width=\"100%\" border=\"0\" cellspacing=\"1\" cellpadding=\"1\">\n<tr>\n<td rowspan=\"2\" bgcolor=\"#333333\">\n<div align=\"center\"><b>SV<\/b><\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/125<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/250<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/500<\/div>\n<\/td>\n<td>\n<div align=\"center\">1\/1000<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">7<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">8<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">9<\/font><\/div>\n<\/td>\n<td bgcolor=\"#333333\">\n<div align=\"center\"><font color=\"#FFFFFF\">10<\/font><\/div>\n<\/td>\n<\/tr>\n<\/table>\n<p>\t\t\t\u6240\u4ee5\u524d\u9762\u6240\u8aaa\u7684f\/8\u642d\u914d1\/125\u79d2\u7684EV\u503c\u5c31\u662f6+7=13\uff0c\u4ee5\u6b64\u985e\u63a8\u3002<\/p>\n<hr\/>\n<h2>\u53c3\u8003\u8cc7\u6599<\/h2>\n<h3>\u25a0\u5ee0\u5546\/\u66f8\u7c4d<\/h3>\n<ul>\n<\/ul>\n<h3>\u25a0\u76f8\u95dc\u7db2\u7ad9\uff1a<\/h3>\n<ul>\n<\/ul>\n<h3>\u25a0\u76f8\u95dc\u5c08\u6709\u540d\u8a5e\uff1a<\/h3>\n<ul>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u5011\u5728\u62cd\u7167\u7684\u6642\u5019\uff0c\u5728\u540c\u6a23\u7684\u5149\u7dda\u689d\u4ef6\u4e0b\u53ef\u4ee5\u642d\u914d\u7684\u5149\u5708\u548c\u5feb\u9580\u53ef\u80fd\u6709\u5f88\u591a\u7a2e\u3002\u6bd4\u65b9\u8aaa\uff0c\u5728\u6e2c\u5f97\u7684\u5149\u7dda\u4f7f\u7528\u5149\u5708f\/8\uff0c\u5feb\u9580&#8230; <\/p>\n<div class=\"link-more\"><a href=\"https:\/\/imagecoffee.net\/cipdb\/?p=89\">\u95b1\u8b80\u66f4\u591a<\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[14,6],"tags":[],"class_list":["post-89","post","type-post","status-publish","format-standard","hentry","category-e","category-6"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\r\n<title>\u66dd\u5149\u503c\uff1aExposure Value(EV) | \u651d\u5f71\u5c08\u6709\u540d\u8a5e\u8cc7\u6599\u5eab | \u6620\u50cf\u5496\u5561\u986f\u5f71<\/title>\r\n<meta 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