Sigma AF 18-125mm f/3.5-5.6 DC Pentax KA/KAF/KAF2

Weight: 385 g
Brand: Sigma
Description: Mount: Pentax KA/KAF/KAF2/KAF3, lens type: standard, focal length: variable, autofocus, for non-full frame cameras only, min. focal length: 18mm, max. focal length: 125mm,
Type: Lens
Functions: Focusing motor for Nikon F, macro mode, internal focusing
Length: 77.7 mm
Diameter: 70 mm
Max. focal length: 125 mm
Min. focal length: 18 mm
Focal length: Variable
Lens type: Standard
Zoom ratio: 6.9x
Max viewing angle: 69.3 deg.min
Minimum focus distance: 0.5 m
Auto focus: There is
For non-full frame cameras only: Yes
Bayonet: Pentax KA/KAF/KAF2/KAF3
Filter thread diameter: 62 mm
Aperture F at max. focal length: 5.6
Aperture F at min. focal length: 3.5
Minimum aperture F: 22
Number of aperture blades: 7
Minimum viewing angle: 114 degrees min
Number of aspherical elements: 2
Number of element groups: 14
Number of low dispersion elements: 1
Number of elements: 15