Archived posting to the Leica Users Group, 2018/07/18
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Hi Howard, I agree that the X-T2 makes lens experiments well worthwhile.? It takes the rangefinder cam out of the picture.? I have a Russian copy of the Zeiss Sonnar that I've had for years and could never get it to focus properly on my rangefinders.? But, put it on the X-T2 and it's a whole new ball game, giving excellent results. I liked your images with the 40mm. Jim Nichols Tullahoma, TN USA On 7/18/2018 2:17 PM, Howard Cummer via LUG wrote: > Hello Luggers, > > One thing I like about old Leica lenses (and other makers too) is the > ability to modernize them with a little kit bashing: > > I bought a 40mm Summicron on EBay a few months ago for less than C$700.00. > I sent the flange off to Don Goldberg > and he had the flange machined with the 6 bit code pits and coded as a 35 > Summicron V4. He then machined > the flange to bring up the 35mm frame lines when the lens is fastened to a > Leica M body. I tested it on my old black M > 4 and the 35 frame lines came up. I couldn?t test it on my M10, of course, > because that body is off at the Leica hospital in > New Jersey. They have had the body for 12 days and not a peep out of them > yet. > > http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Summicron40flange.jpg.html > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Summicron40flange.jpg.html> > > Here is a close up of Esther?s hydrangea taken with the 40 cron on my Fuji > XT2 - a very > versatile platform, I find, for these old lenses. > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Summicron40hydrangeas.jpg.html > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Summicron40hydrangeas.jpg.html>> > > I also purchased a Konica 21 - 35 Dual some time ago and Don milled the > bayonet and coded it as the Elmar 3.8/24mm. > This is the second time I have done this with a Dual. This time when > reassembling the flange I put a > shim of aluminum foil between the flange and the lens body to move the > lens 0.63 mils away from the > focus plane. Last night I put the lens on the XT 2 and focused on the > night sky at infinity - the stars were > pin pricks at infinity focus so moving the lens forward did improve the > focus accuracy. Especially at 21mm > there is (naturally) considerable vignetting wide open on the XT2 but at > 35mm it is minimal. > Two photos - both were treated for vignetting in photoshop. > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Konica-21hutchC.jpg.html > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Konica-21hutchC.jpg.html>> > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Konica-35hutch.jpg.html > > <http://gallery.leica-users.org/v/Howard+Cummer/2018+photos/Konica-35hutch.jpg.html>> > > These photos can be looked at large. C&C always welcome. > > Howard > > > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information >