Javier Perez <summarex@yahoo=2Ecom> wrote: > It's not just the screen that's different on the > flexes=2E The bottom of the prism is convex as compared > to the R prisms which are flat bottomed=2E I'm not sure > how this works out optically, but I don't think the > screen by itself would make all that much difference=2E Javier is correct, it's not the screen by itself that makes the difference= =2E What the convex surface does is eliminate the need for fresnel rings on th= e screen=2E The entire viewing system is what makes the SL2 viewfinder so great=2E Doug Herr Birdman of Sacramento http://www=2Ewildlightphoto=2Ecom -------------------------------------------------------------------- mail2web - Check your email from the web at http://mail2web=2Ecom/ =2E ------ Unsubscribe or change to/from Digest Mode at: http://www3.telus.net/~telyt/lrflex.htm Archives are at: //www.freelists.org/archives/leicareflex/