Archived posting to the Leica Users Group, 2017/02/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]>Similarly, I have an old Spiratone 400mm f6.3 and even though it looks M42, >it isn't. It does thread on for a turn, but locks due I think to a different >thread pitch, and thus doesn't focus properly. Sometime, when I have a bit >more time, I'll stick it on my heavier Manfrotto tripod and see how far it's >out, and maybe try to get some sort of adaptor >Douglas ==================================================================================== In the sixties I had a lens like that too (marked Tamron). It is a T-Mount. You need a T-Mount to M42 adapter. I still have some T-Mount lenses with adapters that let me use them on my Canon and my Fuji. Alan Alan Magayne-Roshak, Senior Photographer University of Wisconsin-Milwaukee Photo Services (Retired) UPAA Photographer of the Year 1978 UPAA Master of the Profession 2014 amr3 at uwm.edu http://gallery.leica-users.org/v/Alan+Magayne-Roshak/ "All the technique in the world doesn't compensate for an inability to notice. " - Elliott Erwitt