Archived posting to the Leica Users Group, 2014/08/27
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I can send you links to a rough comparison of S2 /Mamiya 300mm f2.8 APO (with and without 2x) compared to R9/DMR with 280mm f4 APO (1993 model, with and without 1.4x APO), I may take another look at the adapter but I now have Leica S 180mm as well as the Mamiya... john -----Original Message----- Hi Doug, OK, I never realised that the focussing pitch caged from 3 cam to ROM. My copy is indeed an older 3 cam version S/N 36589XX, manufactured 1994. Charlie www.charlie-chan.co.uk On 27 Aug 2014, at 17:40, Doug Herr <wildlightphoto at earthlink.net> wrote: > Charlie Chan wrote: > >>>> > This is for those, who would love to use some of their R lenses on a new S > (006) or S2 body. I have just bought an adapter ring from Michael > Leibfritz in Germany > > www.lei-ko.de > > It cost 500 euros including overnight european courier delivery. It is > beautifully made. You can only use it for lenses of 180 or longer. The > new S lenses top out at 180 focal length. The rumoured 350 S lens may well > not happen. Focus is manual of course with stop down metering. The max > focus distance is limited, unless you send the lenses to Leica for > adjustment. > > ... > > 280/4 APO - max focus distance at infinity point on lens barrel is about > 20m, but my copy goes beyond infinity to the "feet / m" mark on the barrel > (which is 40m + in real life). > <<< > > There was some variation in 280mm f/4 APO production. My original copy > (originally 3rd-cam, now getting its biennial diaphragm de-gumming) is > like Charlie's lens. My newer copy (ROM) focuses only slightly past > infinity and even has a different focussing pitch. Sounds like the older > version is a better fit for the S2 + lei-ko adapter. > > > Doug Herr > Birdman of Sacramento > http://www.wildlightphoto.com >