本帖最后由 gotham 于 2009-7-7 14:23 编辑 . K4 ^# N! m5 I & K" l. [7 ?- Q; Y0 AIt is believed that "1/focal length" is used as the minimum "safe" shutter( K, u2 P9 ~0 ]# j6 k/ N! O
speed for handheld shots. But I believe there are always some "iron hands" existed, lol