 Tomioka 55mm f1.2
by Bob Dodds
|  Project Cones in M42
by William Shaheen
|  Nikkors Converted to M42 Mount
by Pete Ganzel
|  Adapt Helios 40-2 85mm f1.5 M42-to-Sigma
by Bob Dodds
|  Prakticar 50mm F1.4 ver.1
by koji kawakami
|
 Pentax *ist DL
by Yu-Lin Chan
|  M42 - CZJ 135/3.5
by John Winterbourne
|  Mirex Tilt Shift Adapter for M645 to M42 on Sony A900
by Pete Ganzel
|  OM Zuiko 8mm Circular Fisheye and Rokkor MD 16mm Converted to M42
by Pete Ganzel
|  Meyer-Optik Domiplan 50mm f2.8
by Yu-Lin Chan
|