![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRQionj0JB914VnHP4ZLCdcRltUkUXR69I4W81DX-7F7SE_KXrpg6erH_SGmXtIK1DGfy5nLuOQXFVIr44fOyrbTaHMsB5Oh6e-C7YiMWqe8mBRSa7NcrIYuPnw9hgHrWPrU9FpgNf1Wvu/s1600/tth.jpg)
2 inch approximate 50,8 mm. I wonder why my Dallmeyer 1,5 inch has less vignette than ths lens.
Supertal 2 inch has very short register flange, back lens almost touch NEX's sensor at infinity.
It can be used on M4/3 cam, I'll post sample later
Samyang 12/2 Steinheil Munchen 135/3,5 Yashica ML 55/1,2 Steinheil Munchen 135/3,5 Minolta 500/8 Rokkor