本帖最后由 gotham 于 2009-7-7 14:23 编辑 ! V1 o1 \ k6 m4 W5 A- s, C; q0 U% ]- [
It is believed that "1/focal length" is used as the minimum "safe" shutter; r- X; e' v8 H- X
speed for handheld shots. But I believe there are always some "iron hands" existed, lol