Zeiss Milvus 50mm F/2 Zf.2 Nikon
F Mount Lens/FX Format Aperture Range: f/2 to f/22 Planar Optical Design Floating Elements System Zeiss T* Anti-Reflective Coating Manual Focus Design, Macro Markings Manual Aperture Ring Can Be De-Clicked Anodized Metal Barrel, Rubber Focus Ring Weather-Sealed Construction Zeiss Milvus 50mm f/2M ZF.2 Lens