{"id":1868,"date":"2016-12-09T01:30:19","date_gmt":"2016-12-08T17:30:19","guid":{"rendered":"http:\/\/wp.kcra.org.hk\/?p=1868"},"modified":"2016-12-09T01:30:19","modified_gmt":"2016-12-08T17:30:19","slug":"%e6%96%b0%e6%89%8b%e6%95%99%e5%ad%b8%e3%80%80%e6%b8%ac%e5%85%89%e6%a8%a1%e5%bc%8f%e5%85%a8%e8%a7%a3%e8%ae%80","status":"publish","type":"post","link":"http:\/\/wp.kcra.org.hk\/?p=1868","title":{"rendered":"\u65b0\u624b\u6559\u5b78\u3000\u6e2c\u5149\u6a21\u5f0f\u5168\u89e3\u8b80"},"content":{"rendered":"

\u651d\u5f71\u96e2\u4e0d\u958b\u300c\u5149\u300d\u9019\u500b\u5143\u7d20\uff0c\u6211\u5011\u5e38\u8aaa\u76f8\u7247\u8981\u5f97\u5230\u6e96\u78ba\u7684\u66dd\u5149\uff0c\u5373\u662f\u900f\u904e\u8abf\u6821\u76f8\u6a5f\u7684\u5149\u5708\u3001\u5feb\u9580\u7b49\u6578\u503c\uff0c\u63a7\u5236\u9069\u7576\u7684\u5149\u7dda\u91cf\u9032\u5165\u76f8\u6a5f\u3002\u6240\u8b02\u300c\u6e2c\u5149\u6a21\u5f0f\u300d\u5373\u662f\u6e2c\u91cf\u62cd\u651d\u4e3b\u9ad4\u4eae\u5ea6\u7684\u65b9\u6cd5\uff0c\u76f8\u6a5f\u6703\u900f\u904e\u7684\u6e2c\u5149\u7d50\u679c\u81ea\u52d5\u8a08\u7b97\u51fa\u66dd\u5149\u7d44\u5408\uff0c\u4ee5\u7372\u5f97\u5149\u4eae\u5ea6\u6070\u7576\u7684\u756b\u9762\u3002<\/p>\n

<\/p>\n

EOS\u6578\u78bc\u55ae\u93e1\u53cd\u5149\u76f8\u6a5f\u63d0\u4f9b\u4e864\u7a2e\u6e2c\u5149\u6a21\u5f0f\uff0c\u5206\u5225\u662f\u300c\u6b0a\u8861\u5f0f\u6e2c\u5149\u300d\u3001\u300c\u5c40\u90e8\u6e2c\u5149\u300d\u3001\u300c\u91cd\u9ede\u6e2c\u5149\u300d\u53ca\u300c\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149\u300d\u3002\u6bcf\u500b\u6e2c\u5149\u6a21\u5f0f\u90fd\u6709\u5176\u7528\u9014\uff0c\u9069\u7528\u65bc\u4e0d\u540c\u62cd\u651d\u5834\u666f\u53ca\u984c\u6750\uff0c\u4ee5\u4e0b\u5c31\u70ba\u5927\u5bb6\u4e00\u4e00\u89e3\u69cb\uff1a<\/div>\n
<\/div>\n

\u6b0a\u8861\u5f0f\u6e2c\u5149 (Evaluation Metering)<\/h3>\n
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\n

\u6b0a\u8861\u5f0f\u6e2c\u5149\u662f\u4e00\u822c\u651d\u5f71\u6700\u5e38\u7528\u7684\u81ea\u52d5\u6e2c\u5149\u6a21\u5f0f\uff0c\u53ef\u61c9\u7528\u65bc\u5927\u591a\u6578\u7684\u5834\u666f\u3002\u9867\u540d\u601d\u7fa9\uff0c\u662f\u5c07\u6574\u500b\u756b\u9762\u5206\u5272\u6210\u4e0d\u540c\u7684\u6e2c\u5149\u5340\u57df\uff0c\u6bcf\u500b\u5340\u57df\u6703\u7368\u7acb\u9032\u884c\u6e2c\u5149\uff0c\u518d\u5e73\u5747\u8a08\u7b97\u51fa\u6574\u9ad4\u7684\u66dd\u5149\u503c\u3002\u7531\u65bc\u6b0a\u8861\u5f0f\u6e2c\u5149\u662f\u4ee5\u6574\u500b\u756b\u9762\u4f5c\u66dd\u5149\u53c3\u8003\uff0c\u9069\u5408\u62cd\u651d\u4eae\u5ea6\u5dee\u7570\u8f03\u4f4e\u7684\u4e3b\u9ad4\uff0c\u6bd4\u5982\u7528\u4f5c\u9806\u5149\u62cd\u651d\u6216\u62cd\u651d\u53cd\u5dee\u8f03\u5c0f\u7684\u98a8\u666f\u7b49\u3002<\/p>\n

\u76f8\u6a5f\u901a\u5e38\u6703\u4ee5\u6b0a\u8861\u5f0f\u6e2c\u5149\u70ba\u9810\u8a2d\u7684\u6e2c\u5149\u6a21\u5f0f\uff0c\u7576\u74b0\u5883\u5149\u7dda\u51fa\u73fe\u53cd\u5dee\u6642\uff0c\u76f8\u6a5f\u6703\u81ea\u52d5\u8a2d\u5b9a\u9069\u5408\u5834\u666f\u7684\u66dd\u5149\uff0c\u5373\u4f7f\u662f\u5c0d\u6e2c\u5149\u4e0d\u719f\u6089\u7684\u651d\u5f71\u65b0\u624b\uff0c\u4e5f\u4e0d\u5bb9\u6613\u51fa\u73fe\u56b4\u91cd\u7684\u66dd\u5149\u5931\u8aa4\u3002<\/p>\n<\/div>\n

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\n

<\/p>\n

\u62cd\u651d\u5927\u81ea\u7136\u98a8\u666f\u76f8\u7247\u6642\uff0c\u53ef\u9078\u7528\u300c\u6b0a\u8861\u5f0f\u6e2c\u5149\u300d\u6a21\u5f0f<\/div>\n<\/div>\n

\u5c40\u90e8\u6e2c\u5149 (Partial Metering)<\/h3>\n
<\/div>\n
<\/div>\n
\u6e2c\u5149\u8986\u84cb\u89c0\u666f\u5668\u4e2d\u592e\u7d046.2%\u7684\u5340\u57df\uff0c\u4ee4\u76f8\u6a5f\u53ea\u96c6\u4e2d\u70ba\u62cd\u651d\u4e3b\u9ad4\u6e2c\u5149\u3002\u7531\u65bc\u9006\u5149\u7b49\u539f\u56e0\u4f7f\u80cc\u666f\u6bd4\u4e3b\u9ad4\u66f4\u4eae\u6642\uff0c\u6b64\u6e2c\u5149\u6a21\u5f0f\u5247\u975e\u5e38\u6709\u6548\uff0c\u9069\u7528\u65bc\u9006\u5149\u62cd\u651d\u6216\u7d30\u5c0f\u7684\u4e3b\u9ad4\u7b49\u3002<\/div>\n
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\n

<\/p>\n

\u300c\u5c40\u90e8\u6e2c\u5149\u300d\u6a21\u5f0f\u9069\u7528\u65bc\u9006\u5149\u62cd\u651d<\/div>\n<\/div>\n

\u91cd\u9ede\u6e2c\u5149 (Spot Metering)<\/h3>\n
<\/div>\n
<\/div>\n
\n

\u6e2c\u5149\u504f\u91cd\u65bc\u4e2d\u592e\uff0c\u8986\u84cb\u89c0\u666f\u5668\u7d041.5%\u7684\u5340\u57df\uff08\u4e0d\u540c\u76f8\u6a5f\u578b\u865f\u7684\u6578\u503c\u6703\u6709\u4e9b\u5fae\u4e0d\u540c\uff09\uff0c\u6bd4\u5c40\u90e8\u6e2c\u5149\u66f4\u52a0\u96c6\u4e2d\u3002\u6b64\u6a21\u5f0f\u7528\u65bc\u5c0d\u62cd\u651d\u4e3b\u9ad4\u6216\u5834\u666f\u7684\u67d0\u500b\u7279\u5b9a\u9ede\u9032\u884c\u6e2c\u5149\uff0c\u4e0d\u8003\u616e\u5468\u908a\u74b0\u5883\u7684\u5149\u4eae\u5ea6\u3002\u91cd\u9ede\u6e2c\u5149\u6a21\u5f0f\u591a\u61c9\u7528\u5728\u4e3b\u9ad4\u8207\u80cc\u666f\u53cd\u5dee\u4eae\u5ea6\u7279\u5225\u5927\u7684\u6642\u5019\uff0c\u4f8b\u5982\u62cd\u651d\u7f6e\u8eab\u821e\u53f0\u4e0a\u88ab\u8ffd\u5149\u71c8\u7167\u5c04\u7684\u8868\u6f14\u8005\u3001\u65e5\u51fa\u65e5\u843d\u7b49\u3002<\/p>\n

\u7531\u65bc\u6d89\u53ca\u8fa8\u5225\u6e2c\u5149\u9ede\uff0c\u5c0d\u651d\u5f71\u65b0\u624b\u4f86\u8aaa\u6703\u8f03\u96e3\u99d5\u99ad\uff0c\u9078\u64c7\u932f\u8aa4\u7684\u6e2c\u5149\u9ede\u6240\u62cd\u51fa\u4f86\u7684\u756b\u9762\u4e0d\u662f\u66dd\u5149\u4e0d\u8db3\u5c31\u662f\u66dd\u5149\u904e\u5ea6\u3002<\/p>\n<\/div>\n

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\n

<\/p>\n

\u62cd\u651d\u526a\u5f71\u6642\uff0c\u53ef\u63a1\u7528\u300c\u91cd\u9ede\u6e2c\u5149\u300d\u6a21\u5f0f\u4ee5\u592a\u967d\u70ba\u6e2c\u5149\u9ede<\/div>\n<\/div>\n

\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149 (Centre-weighted Average Metering)<\/h3>\n
<\/div>\n
<\/div>\n
\u6e2c\u5149\u504f\u91cd\u65bc\u89c0\u666f\u5668\u4e2d\u592e\uff0c\u7136\u5f8c\u5e73\u5747\u5230\u6574\u500b\u5834\u666f\uff0c\u6548\u679c\u8207\u4f7f\u7528\u4e2d\u592e\u5c0d\u7126\u9ede\u914d\u5408\u6b0a\u8861\u5f0f\u6e2c\u5149\u76f8\u4f3c\u3002\u4f46\u5728\u8a08\u7b97\u5e73\u5747\u66dd\u5149\u503c\u6642\uff0c\u4e2d\u592e\u90e8\u4efd\u6240\u4f54\u6bd4\u4f8b\u8f03\u91cd\uff0c\u9069\u7528\u65bc\u62cd\u651d\u4e3b\u9ad4\u7f6e\u65bc\u756b\u9762\u4e2d\u9593\u7684\u5834\u666f\u3002<\/div>\n
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\n

<\/p>\n

\u62cd\u651d\u534a\u8eab\u4eba\u50cf\u6642\u53ef\u63a1\u7528\u300c\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149\u300d\u6a21\u5f0f<\/div>\n<\/div>\n

\u5982\u4f55\u66f4\u6539\u6e2c\u5149\u6a21\u5f0f\uff1f<\/h3>\n
<\/div>\n
\n

\u4ee5EOS 5D Mark IV\u70ba\u4f8b\uff0c\u5927\u5bb6\u53ef\u4ee5\u6839\u64da\u4ee5\u4e0b\u6b65\u9a5f\u66f4\u6539\u76f8\u6a5f\u7684\u6e2c\u5149\u6a21\u5f0f\uff1a<\/p>\n

    \n
  1. \u8a2d\u5b9a\u96fb\u6e90\u958b\u95dc\u70ba < ON >\u3002<\/li>\n
  2. \u76f8\u6a5f\u6e96\u5099\u62cd\u651d\u6642\uff0c\u6309 < > (\u6e2c\u5149\u6a21\u5f0f\u9078\u64c7\/\u767d\u5e73\u8861\u9078\u64c7) \u6309\u9215\u3002\n
    <\/div>\n<\/li>\n
  3. \u6aa2\u8996\u89c0\u666f\u5668\u6216\u6db2\u6676\u9762\u677f\u6642\uff0c\u8f49\u52d5 < \u4e3b\u8f49\u76e4 >\uff0c\u5373\u53ef\u5b8c\u6210\u3002\n
    <\/div>\n<\/li>\n<\/ol>\n<\/div>\n
    <\/div>\n

    \u5982\u4f55\u9078\u64c7\u6e2c\u5149\u6a21\u5f0f\uff1f<\/h3>\n
    <\/div>\n
    \u7d9c\u5408\u4ee5\u4e0a\uff0c\u7576\u5149\u7dda\u5e73\u5747\u5206\u4f48\u65bc\u756b\u9762\uff08\u5982\u98a8\u666f\uff09\u53ef\u63a1\u7528\u6b0a\u8861\u5f0f\u6e2c\u5149\uff1b\u5728\u5149\u5dee\u5927\u6216\u5728\u8907\u96dc\u7684\u5149\u7dda\u4e0b\u8981\u7a81\u51fa\u4e3b\u9ad4\uff0c\u5982\u4eba\u50cf\u3001\u5fae\u8ddd\u651d\u5f71\u6216\u62cd\u651d\u9006\u5149\u76f8\u7247\u6642\u5247\u53ef\u4f7f\u7528\u91cd\u9ede\u6e2c\u5149\u3002\u53e6\u5916\uff0c\u6839\u64da\u4e3b\u9ad4\u4f54\u64da\u756b\u9762\u7684\u6bd4\u4f8b\u6216\u4f4d\u7f6e\uff0c\u53ef\u9078\u64c7\u5c40\u90e8\u6216\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u4e0d\u540c\u6e2c\u5149\u6a21\u5f0f\u62cd\u651d\u540c\u4e00\u756b\u9762\u7684\u5206\u5225\uff1a<\/div>\n
    <\/div>\n
    \n

    <\/p>\n

    \u5de6\u4e0a\uff1a\u6b0a\u8861\u5f0f\u6e2c\u5149\uff1b\u53f3\u4e0a\uff1a\u5c40\u90e8\u6e2c\u5149
    \n\u5de6\u4e0b\uff1a\u91cd\u9ede\u6e2c\u5149\uff1b\u53f3\u4e0b\uff1a\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149<\/div>\n<\/div>\n
    \u7531\u65bc\u5834\u666f\u7684\u5149\u5dee\u8f03\u5c0f\uff0c\u800c\u4e14\u666f\u7269\u8272\u8abf\u76f8\u8fd1\uff0c\u6240\u4ee5\u7121\u8ad6\u7528\u54ea\u4e00\u7a2e\u6e2c\u5149\u65b9\u5f0f\uff0c\u5728\u66dd\u5149\u4e0a\u90fd\u6c92\u6709\u592a\u5927\u7684\u5206\u5225\u3002\u518d\u770b\u770b\u53e6\u4e00\u500b\u793a\u7bc4\uff1a<\/div>\n
    <\/div>\n
    \n

    <\/p>\n

    \u5de6\u4e0a\uff1a\u6b0a\u8861\u5f0f\u6e2c\u5149\uff1b\u53f3\u4e0a\uff1a\u5c40\u90e8\u6e2c\u5149
    \n\u5de6\u4e0b\uff1a\u91cd\u9ede\u6e2c\u5149\uff1b\u53f3\u4e0b\uff1a\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149<\/div>\n<\/div>\n
    \u4ee5\u4e0a\u756b\u9762\u5305\u542b\u4e86\u5929\u7a7a\u8f03\u5149\u7684\u90e8\u4efd\uff0c\u6240\u4ee5\u5728\u4f7f\u7528\u6b0a\u8861\u5f0f\u6e2c\u5149\u6642\uff0c\u70ba\u4e86\u9077\u5c31\u5929\u7a7a\u7684\u4eae\u5ea6\uff0c\u76f8\u7247\u7684\u6574\u9ad4\u66dd\u5149\u6703\u8b8a\u6697\uff08\u5de6\u4e0a\uff09\uff1b\u4f46\u5982\u679c\u4f7f\u7528\u91cd\u9ede\u6e2c\u5149\uff0c\u6e2c\u5149\u9ede\u70ba\u4e2d\u592e\u8f03\u6697\u7684\u99ac\u8def\uff0c\u6574\u9ad4\u66dd\u5149\u5c31\u6703\u589e\u52a0\uff08\u5de6\u4e0a\uff09\uff0c\u770b\u4e0a\u53bb\u6703\u8f03\u5176\u4ed6\u76f8\u7247\u5149\u4eae\u3002<\/div>\n
    <\/div>\n
    \n

    <\/p>\n

    \u5de6\u4e0a\uff1a\u6b0a\u8861\u5f0f\u6e2c\u5149\uff1b\u53f3\u4e0a\uff1a\u5c40\u90e8\u6e2c\u5149
    \n\u5de6\u4e0b\uff1a\u91cd\u9ede\u6e2c\u5149\uff1b\u53f3\u4e0b\uff1a\u4e2d\u592e\u504f\u91cd\u5e73\u5747\u6e2c\u5149<\/div>\n<\/div>\n
    \n

    \u4ee5\u4e0a\u4ee5\u6a21\u7279\u5152\u793a\u7bc4\u62cd\u651d\u9006\u5149\u4eba\u50cf\u7684\u60c5\u6cc1\uff0c\u53ef\u898b\u63a1\u7528\u4e0d\u540c\u6e2c\u5149\u65b9\u5f0f\u62cd\u651d\u7684\u5dee\u7570\u66f4\u52a0\u660e\u986f\u3002\u5728\u65e5\u843d\u4eba\u50cf\u6216\u591c\u666f\u4eba\u50cf\u6642\uff0c\u5c31\u6703\u9047\u5230\u9019\u7a2e\u60c5\u6cc1\uff0c\u76f8\u5c0d\u800c\u8a00\u63a1\u7528\u91cd\u9ede\u6e2c\u5149\u6a21\u5f0f\uff08\u5de6\u4e0b\uff09\u6703\u5f97\u5230\u8f03\u4f73\u7684\u6548\u679c\u3002<\/p>\n

    \u8cc7\u6599\u4f86\u6e90\uff1ahttp:\/\/www.canon.com.hk\/tc\/club\/article\/itemDetail.do?itemId=10437<\/em><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

    \u651d\u5f71\u96e2\u4e0d\u958b\u300c\u5149\u300d\u9019\u500b\u5143\u7d20\uff0c\u6211\u5011\u5e38\u8aaa\u76f8\u7247\u8981\u5f97\u5230\u6e96\u78ba\u7684\u66dd\u5149\uff0c\u5373\u662f\u900f\u904e\u8abf\u6821\u76f8\u6a5f\u7684\u5149\u5708\u3001\u5feb\u9580\u7b49\u6578\u503c\uff0c\u63a7\u5236\u9069\u7576\u7684\u5149\u7dda\u91cf\u9032 … \u95b1\u8b80\u5168\u6587 \u65b0\u624b\u6559\u5b78\u3000\u6e2c\u5149\u6a21\u5f0f\u5168\u89e3\u8b80<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-1868","post","type-post","status-publish","format-standard","hentry","category-28"],"_links":{"self":[{"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=\/wp\/v2\/posts\/1868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1868"}],"version-history":[{"count":2,"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=\/wp\/v2\/posts\/1868\/revisions"}],"predecessor-version":[{"id":1895,"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=\/wp\/v2\/posts\/1868\/revisions\/1895"}],"wp:attachment":[{"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1868"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wp.kcra.org.hk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}