Zeiss

E-Mount Lens/Full-Frame Format
Aperture Range: f/2 to f/22
One Low Dispersion Element
Biogon Optical Design
ZEISS T* Anti-Reflective Coating
Manual Focus Design
Manual Aperture Ring Can Be De-Clicked
Weather-Sealed Construction

E-Mount Lens/Full-Frame Format
Aperture Range: f/2.4 to f/22
Three Low Dispersion Elements
Sonnar Optical Design
ZEISS T* Anti-Reflective Coating
Manual Focus Design
Manual Aperture Ring Can Be De-Clicked
Weather-Sealed Construction

EF-Mount Lens/Full-Frame Format
Aperture Range: f/1.4 to f/16
Seven Low Dispersion Elements
Two Aspherical Elements
Distagon Optical Design
ZEISS T* Anti-Reflective Coating
Floating Elements System
Manual Focus Design, Rubber Focus Ring
Weather-Sealed Construction

Aperture Range: f/1.4 to f/16
One Aspherical Element
Five Low Dispersion Elements
Zeiss T* Anti-Reflective Coating
Manual Focus Design
Manual Aperture Ring Can Be De-Clicked
Anodized Metal Barrel, Rubber Focus Ring