本帖最后由 gotham 于 2009-7-7 14:23 编辑 : q* l1 Y# u. \/ f! Y# ~5 d7 @) S4 C* J4 u- j$ M! V2 H, ^
It is believed that "1/focal length" is used as the minimum "safe" shutter0 ^" O! t, C& T4 ]! I" b3 t% i
speed for handheld shots. But I believe there are always some "iron hands" existed, lol