本帖最后由 gotham 于 2009-7-7 14:23 编辑 " u2 b1 J' u# p: q1 ?
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It is believed that "1/focal length" is used as the minimum "safe" shutter M- [" @5 v. ^, Uspeed for handheld shots. But I believe there are always some "iron hands" existed, lol