Shel wrote:
>In order to gain reasonable DOF using a A-100mm/2.8 and the A*-200mm/4.0 >macro lens, I imagine that I'd have to stop down quite a bit. However, >I don't want to lose much, if any, sharpness. Any thoughts on the best >aperture to use on these lenses? My working aperture with the A* 200/4 Macro was F:16. At that aperture it gave excellent results. I've also used F:22 and it also work well. I'm sure there are some differences between the apertures, but on this lens it's only of academic interest. P�l - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org .
