Canon EF 70-300mm f4-5.6 IS II USM lens mount_Pentax 645 and while 135mm lenses are

and while 135mm lenses are generally a bit of a nightmare on rangefinder cameras

5 Zeiss-Opton Tessar lens is free of hazing

Can also be used in non-TTL remote mode

The SMC Pentax Photo Lupe 5

It's not every day you see a fisheye zoom lens

Canon EF 70-300mm f4-5.6 IS II USM lens mount_Pentax 645 and while 135mm lenses areThe Canon EF 70 300mm f4 5. 6 IS II USM is a good quality telephoto zoom lens with quiet USM focusing and an effective image stabilizer to keep camera shake manageable. For better or worse, the focus distance window has been replaced with a LCD display that can be switched between several modes it might come in handy! Not sure how, but it might! In excellent condition, with minor cosmetic wear, clean glass, good function.