Canon EF 28-90mm f/4-5.6 II USM

Weight: 190 g
Brand: Canon
Description: Mount: Mamiya 645, lens type: standard, focal length: variable, min. focal length: 55 mm, max. focal length: 110 mm, aperture F at min. focal length: 4.50, aperture F at max. focal length
Type: Lens
Functions: Focusing motor for Nikon F, ultrasonic motor, macro mode
Length: 71 mm
Diameter: 67 mm
Max. focal length: 90 mm
Min. focal length: 28 mm
Focal length: Variable
Lens type: Standard
Zoom ratio: 3.2x
Max viewing angle: 75 deg.min
Minimum focus distance: 0.38 m
Auto focus: There is
Bayonet: Canon EF
Filter thread diameter: 58 mm
Aperture F at max. focal length: 5.6
Aperture F at min. focal length: 4
Minimum aperture F: 32
Number of aperture blades: 5
Minimum viewing angle: 27 degrees min
Number of aspherical elements: 1
Number of element groups: 8
Number of elements: 10