A better wide choice for bmpcc. 8mm = FF 24mm. F stop 1.4. without vignetting. A little soft @f1.4. Sharp after f2. About 330º Focus. MOD 5cm(2"). Metal body only weight 200g. Alredy re mounted to M4/3. If you use the origin C mount with a C to M4/3 adapter. You can't focus to infinity only about 5'' max. If you want one .Let me know anxy @163dot com .