Zeiss 21mm F2.8 Biogon ZM - Black

21mm F2.8 Biogon ZM - Black

The expert for confined spaces and super-wide angle photography.
This lens provides image quality clearly beyond that of any SLR super-wide angle lens. It has been especially designed for super-wide angle documentation photography requiring an extremely high resolving power. Tiny details can be captured with unparalleled crispness and accuracy, while distortion is virtually non-existent. Demanding interiors can be photographed as easily and quickly as never before. This lens opens up new horizons and is ideal for extreme landscapes, dynamic architecture and demanding interiors.
Specifications:
Focal Length 21 mm  
Aperture range f/2.8 - f/22 (1/3 steps)  
Focusing range 0.5 m - infinity  
Image ratio at close range 1 : 21  
Coverage at close range 47 cm x 71 cm  
Number of elements/groups 9/7  
Angular field (diag./horiz./vert.) 90/80/58 °  
Filter-Mount M 46 x 0.75  
Weight 280 g  
Dimensions (with caps) ø: 53 mm, L: 75 mm