本帖最后由 gotham 于 2009-7-7 14:23 编辑 4 t b" b0 V( r, C! F( j- U) d m5 M% Q2 G$ z& |
It is believed that "1/focal length" is used as the minimum "safe" shutter 8 ^4 B3 J& v: Q% @! {speed for handheld shots. But I believe there are always some "iron hands" existed, lol