我用了兩張ND濾片， 0.6+0.9，大約相當-10檔曝光.

來源: Alabama 於 2012-10-23 14:03:34 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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我用了兩張ND濾片， 0.6+0.9， 大約相當-10檔曝光.