本帖最后由 gotham 于 2009-7-7 14:23 编辑 : Z) V( w3 H7 I+ }" g8 ~
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It is believed that "1/focal length" is used as the minimum "safe" shutter$ D4 N8 M F* v* L2 h+ ]2 ^6 ~ b
speed for handheld shots. But I believe there are always some "iron hands" existed, lol