![Tomioka 55mm f1.2](https://a4.pbase.com/g3/58/797858/3/88669369.P3Rhxw5Q.jpg) Tomioka 55mm f1.2
by Bob Dodds
| ![Project Cones in M42](https://a4.pbase.com/g1/02/508502/3/132414886.yuffngAS.jpg) Project Cones in M42
by William Shaheen
| ![Adapt Helios 40-2 85mm f1.5 M42-to-Sigma](https://a4.pbase.com/g6/58/797858/3/86040171.sBvxOPlY.jpg) Adapt Helios 40-2 85mm f1.5 M42-to-Sigma
by Bob Dodds
| ![Nikkors Converted to M42 Mount](https://a4.pbase.com/g5/94/6094/3/100198617.dR7mzKSO.jpg) Nikkors Converted to M42 Mount
by Pete Ganzel
| ![Contax G-Sonnar 90mm to F-mount conversion](https://a4.pbase.com/g13/62/611962/3/174251756.bd4c1042.JPEG) Contax G-Sonnar 90mm to F-mount conversion
by koji kawakami
|
![Fast 135mm Lenses Samigon Soligor 135mm f/1.8 Adapted To the Minolta Maxxum 7D Sony Alpha 100 Not Zeiss Sonnar T Mount M42](https://a4.pbase.com/g6/94/6094/3/68955906.uNxqpIKX.jpg) Fast 135mm Lenses Samigon Soligor 135mm f/1.8 Adapted To the Minolta Maxxum 7D Sony Alpha 100 Not Zeiss Sonnar T Mount M42
by Pete Ganzel
| ![CZ Ultron 50mm F1.8 (M42 mount)](https://a4.pbase.com/g11/62/611962/3/152659000.T0it74MG.jpg) CZ Ultron 50mm F1.8 (M42 mount)
by koji kawakami
| ![Prakticar 50mm F1.4 ver.1](https://a4.pbase.com/g11/62/611962/3/57723159.vLQyiuXi.jpg) Prakticar 50mm F1.4 ver.1
by koji kawakami
| ![Pentax *ist DL](https://a4.pbase.com/g6/54/3554/3/68803086.S1UmFhRn.jpg) Pentax *ist DL
by Yu-Lin Chan
| ![M42 - CZJ 135/3.5](https://a4.pbase.com/g4/82/796382/3/133421532.R1UG2NHz.jpg) M42 - CZJ 135/3.5
by John Winterbourne
|