本帖最后由 gotham 于 2009-7-7 14:23 编辑 , z) V. P1 x$ e4 U
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It is believed that "1/focal length" is used as the minimum "safe" shutter 3 a6 o, g8 y- ^) [& uspeed for handheld shots. But I believe there are always some "iron hands" existed, lol