F Mount Lens/FX Format
Aperture Range: f/2 to f/22
2 Anomalous Partial Dispersion Elements
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