Canon EF 100mm f/2 USM

Weight: 460 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
Length: 73.5 mm
Diameter: 75 mm
Focal length: Permanent
Lens type: Telephoto lens
Minimum focus distance: 0.9 m
Auto focus: There is
Focal length of prime lens: 100 mm
Bayonet: Canon EF
Filter thread diameter: 58 mm
Aperture F at min. focal length: 2
Minimum aperture F: 22
Number of aperture blades: 8
Minimum viewing angle: 24 degrees min
Zoom in macro mode: 0.14
Number of element groups: 6
Number of elements: 8