read the article. it gives several things you have to do to achieve super resolution (equated to sharpness here): superb lens wide open performance, tripod, slide film, ideal lighting, nearby subject. if you don't shoot slide film, use a tripod, have a nearby subject, or shoot wide open, then focusing accuracy isn't going to be your main determiner of sharpness.
Herb.... ----- Original Message ----- From: "Lukasz Kacperczyk" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, March 14, 2003 19:10 Subject: Re: AF vs. MF [was: Re: Bessaflex in M42 mount] > But closer distances bring shallower depth of field and therefore are better > for testing focusing accuracy - tested on a subject positioned 20m from the > camera would be sensless IMO.