Bower 14mm f/2.5 Pentax K/KAF/KAF2

Brand: Bower
Description: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: ultra wide-angle fisheye, focal length: fixed, prime lens focal length: 14 mm, aperture F at min. focal length: 2.50, aperture F at max. focus
Type: Lens
Functions: Internal focus
Focal length: Permanent
Lens type: Ultra wide angle fisheye
Minimum focus distance: 0.28 m
Focal length of prime lens: 14 mm
Bayonet: Pentax KA/KAF/KAF2/KAF3
Aperture F at max. focal length: 2.5
Aperture F at min. focal length: 2.5
Minimum viewing angle: 92.5 deg.min
Number of aspherical elements: 2
Number of element groups: 12
Number of low dispersion elements: 2
Number of elements: 14