12mm T3.1 Full Frame Fisheye Cine DS Mount:Nikon F and with the added protection

and with the added protection of weather sealing

The 11-bladed iris provides a rounded aperture for a natural looking highlights and Bokeh

2 maintains the important characteristics of the system including a uniform length and 114mm non-rotating front diameter for the easy use of matte boxes

and the lens's threaded front accepts a 77mm filter ring

12mm T3.1 Full Frame Fisheye Cine DS Mount:Nikon F and with the added protectionThe Rokinon 12mm T3. 1 VDSLR ED AS NCS is a lens optimized for digital cinematography and as such provides a de clicked manual aperture for smooth and silent adjustment and unified focus and aperture gears for use with follow focus accessories. Also, focus, aperture, and depth of field markings are on the side of the lens to aid focus pullers who typically operate on the side of the camera. Aperture is measured in absolute T stops to provide accurate