> The zone of sharp focus is also extremely narrow at macro > distances, even shooting with f22 or f32! This is why flat field > shooting is also easier. The 'depth' or 'width' of the zone of > sharp focus may only be 2 or 3 mm at the most.
Agreed. Click on the four macro shots, for f/4, f/8, f/16, and f/32, at the bottom of http://plg.komkon.org/a200_4m/a200_4m.html . Fred
