David Young <dnr@xxxxxxxxxxxxx> wrote: > I cannot tell the difference between a shot taken > with a good multi-element close-up lens and one taken with extension > tubes.... even though I "know" that the tubes are better. Ain't nessesarily so... the 90 'cron shows a LOT of field curvature with extension tubes, does MUCH better with an ELPRO. Doug Herr Birdman of Sacramento http://www.wildlightphoto.com ------ Unsubscribe or change to/from Digest Mode at: www.horizon.bc.ca/~dnr/lrflex.htm Archives are at: www.freelists.org/archives/leicareflex/