本帖最后由 gotham 于 2009-7-7 14:23 编辑 2 U! h: Y5 ^8 T0 s - R" O( }* O7 zIt is believed that "1/focal length" is used as the minimum "safe" shutter! w: B; ]* m! C [7 [5 y. _! x
speed for handheld shots. But I believe there are always some "iron hands" existed, lol