Archived posting to the Leica Users Group, 2006/05/23
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]This must be one of the many 2.8 Industar standard LTM lenses, which vary from 52mm, 53mm and 55mm, as Industar-61, 61-L and 61-L/D. In the web, I have found almost all variations of 61, L and L/D versions combined with mentioned focal lengths. What's shure that the L and L/D versions have these letters always engraved after the 61. See photo on the link. Industar-61 L/D http://tinyurl.com/qhquj http://tinyurl.com/qxy5m The 61L/D is said to be one of the sharpest LTM russian lenses. The L stands for Lanthanum glass. Didier >Can someone tell me how I might go about identifying an LTM Jupiter lens? I >have one 2,8/55 and one 2,8/53 that have different markings but look very >similar in profile. The 2,8/55 has a logo on the front that looks like a >bi-convex lens element on top of a bi-concave lens element. >-- >Jeffery > > >_______________________________________________ >Leica Users Group. >See http://leica-users.org/mailman/listinfo/lug for more information