谢谢！18-70mm DX头，光圈是要开大还是开小呢？有人说用f4, 那样景深就太浅了吧？

来源: theCat2011 于 2012-03-10 14:46:57 [旧帖] [给我悄悄话] 本文已被阅读：次

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