Zeiss Planar T* 1.4/50 ZK

Weight: 330 g
Brand: Zeiss
Description: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: standard, focal length: fixed, prime lens focal length: 51.70 mm, aperture F at min. focal length: 1.40
Type: Lens
Length: 45 mm
Diameter: 65 mm
Focal length: Permanent
Lens type: Standard
Max viewing angle: 45.4 deg.min
Minimum focus distance: 0.45 m
Focal length of prime lens: 51.7 mm
Bayonet: Pentax KA/KAF/KAF2/KAF3
Filter thread diameter: 58 mm
Aperture F at min. focal length: 1.4
Minimum aperture F: 16
Number of element groups: 6
Number of elements: 7