>Over the years, I've found that pretty much all of the "M" lenses, without >exception, outperform their "R" counterparts. I used a late 135mm f/2.8 "M" >lens-head on a short focussing mount & a 14167 (3rd cam) adapter on all of my >"R" >bodies and it was noticeably sharper, even through the viewfinder than it's >"R" equivalent. For ease of use, just set the "R" body to aperture priority AE >and focus wide open, then stop the lens down and shoot!! Art I suspect this particualr case was sample variation because the 135mm lenses at various points were the same optical formula. Doug Herr Birdman of Sacramento http://www.wildlightphoto.com ------ Unsubscribe or change to/from Digest Mode at: http://www3.telus.net/~telyt/lrflex.htm Archives are at: //www.freelists.org/archives/leicareflex/