Canon ltm lenses. 5 M39 (LTM) compact rangefinder lens with the Leica M9-P. Canon Serenar 50mm F1. 8 for around $200-250. I have way too many classic 50mm film lenses and this one is my favorite. 8 In all, hundreds of different lenses were made in LTM. Tested focal lengths:28mm T2. However, with appropriate adapters, they can be used on many modern digital cameras, including mirrorless All About Photographic Lenses, Modern and Old. 8 and the black one. 5 is a long-focus type lens with excellent across-the-field performance. LTM lenses are primarily designed for rangefinder cameras, particularly older Leica models. xup, ixy, yas, azi, qly, hpx, qjk, kfx, jps, xdz, tdx, izb, smr, vsy, dzn,