Sigma AF 70-300mm f/4-5.6 APO MACRO DG SUPER II Pentax KA/KAF/KAF2

Weight: 550 g
Brand: Sigma
Description: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: telephoto, focal length: variable, autofocus, min. focal length: 70 mm, max. focal length: 300 mm, aperture F at min. focal length:
Type: Lens
Functions: Focusing motor for Nikon F, macro mode
Length: 122 mm
Diameter: 76.6 mm
Max. focal length: 300 mm
Min. focal length: 70 mm
Focal length: Variable
Lens type: Telephoto lens
Zoom ratio: 4.3x
Max viewing angle: 34.3 deg.min
Minimum focus distance: 1.5 m
Auto focus: There is
Bayonet: Pentax KA/KAF/KAF2/KAF3
Filter thread diameter: 58 mm
Aperture F at max. focal length: 5.6
Aperture F at min. focal length: 4
Minimum aperture F: 22
Number of aperture blades: 9
Minimum viewing angle: 82 deg.min
Minimum focusing distance in macro mode: 0.95 m
Number of element groups: 10
Number of low dispersion elements: 3
Number of elements: 14