Sigma AF 18-200mm f/3.5-6.3 DC Pentax KA/KAF/KAF2

Weight: 405 g
Brand: Sigma
Description: Bayonet mount: Pentax KA/KAF/KAF2/KAF3, lens type: telephoto, focal length: variable, auto focus, for non-full frame cameras only, min. focal length: 18mm, max. focal length: 200mm
Type: Lens
Functions: Focusing motor for Nikon F, macro mode
Length: 78.1 mm
Diameter: 70 mm
Max. focal length: 200 mm
Min. focal length: 18 mm
Focal length: Variable
Lens type: Telephoto lens
Zoom ratio: 11.1x
Max viewing angle: 69.3 deg.min
Minimum focus distance: 0.45 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: 6.3
Aperture F at min. focal length: 3.5
Minimum aperture F: 22
Number of aperture blades: 7
Minimum viewing angle: 7.1 deg.min
Number of aspherical elements: 2
Number of element groups: 13
Number of low dispersion elements: 2
Number of elements: 15