本帖最后由 gotham 于 2009-7-7 14:23 编辑 4 M' r7 a- ^- j2 p* U6 Q 9 ?" p( D' k* m. p' ~It is believed that "1/focal length" is used as the minimum "safe" shutter3 `* h1 b& q4 d( y4 T" l
speed for handheld shots. But I believe there are always some "iron hands" existed, lol