Pentax FA 645 28-45mm f/4.5 ED AW SR Lens Nikon (Direct) To further reduce the possibility

To further reduce the possibility of vignetting when this filter is in use

the black Biogon T* 21mm f/2

120° focus ring rotational angle

DMF (Direct Manual Focus) gives you the ability to instantly switch to manual focus while in autofocus mode

a panning-optimised mode

Pentax FA 645 28-45mm f/4.5 ED AW SR Lens Nikon (Direct) To further reduce the possibilityThe HD PENTAX DA645 28 45mm f 4. 5 ED AW SR Lens from Pentax provides users of the 645D or 645Z with a weather resistant, ultra wide angle zoom lens with a 35mm equivalent focal length of 22 35. 5mm. This lens features the 645AF2 mount for electronic aperture control and autofocus with an internal DC motor. Also, it has a constant maximum aperture of f 4. 5 throughout its zoom range and uses extra low dispersion glass elements to limit the effects of