- Weather-sealed design, fluorine coating
- Nano crystal & super integrated coatings
- Constant f/4 maximum aperture
Z-Mount Lens/FX Format Constant f/4 Maximum Aperture Four ED and Four Aspherical Elements Nano Crystal & Super Integrated Coatings Stepping Motor AF System Programmable Control Ring Weather-Sealed Design, Fluorine Coating Rounded 7-Blade Diaphragm Retractable Design