Sigma AF 70-200mm f/2.8 II APO EX DG MACRO HSM 4/3

Weight: 1370
Brand: Sigma
Description: Mount: 4/3, lens type: telephoto, focal length: variable, autofocus, min. focal length: 70 mm, max. focal length: 200 mm, aperture F at min. focal length: 2.80, Aperture
Type: Lens
Functions: Focusing motor for Nikon F, ultrasonic motor, macro mode, internal focusing
Length: 184.4 mm
Diameter: 86.6 mm
Max. focal length: 200 mm
Min. focal length: 70 mm
Focal length: Variable
Lens type: Telephoto lens
Zoom ratio: 2.9x
Max viewing angle: 34.3 deg.min
Minimum focus distance: 1m
Auto focus: There is
Bayonet: 4/3
Filter thread diameter: 77 mm
Aperture F at max. focal length: 2.8
Aperture F at min. focal length: 2.8
Minimum aperture F: 22
Number of aperture blades: 9
Minimum viewing angle: 12.3 deg.min
Number of element groups: 15
Number of low dispersion elements: 5
Number of elements: 17