[問題] 鏡頭內霉點不影響成像的問題
最近在幫朋友找2手便宜鏡來玩
怕他拍沒幾次沒意願才不會賠太多
有一顆S1750
看起來像是外面第一片玻璃內有一個約1~2mm的霉點
賣家說不影響成像
小弟想問的是
我記得光圈全開當然是看不太到
那我要怎麼測它到底有沒真的影響成像呢?
縮光圈拍全黑還全白的背景這樣??
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原來會在防潮箱長大XDDD
的確只比一般品便宜2000www
不過我po了沒人理XDDD(可能要佛心賣家XDD)
※ 編輯: McLarenF1LM (111.255.31.49), 10/17/2016 18:01:58
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