本帖最后由 gotham 于 2009-7-7 14:23 编辑 3 r8 M6 W: \' _8 E $ n; T9 M9 U* e* ?# I. v4 ~+ p5 kIt is believed that "1/focal length" is used as the minimum "safe" shutter5 b# g1 n3 M+ L/ S+ D* r5 A
speed for handheld shots. But I believe there are always some "iron hands" existed, lol