Tamron SP 90mm f/2.8 Di Macro 1:1 USD F004 Minolta A

Weight: 550 g
Brand: Tamron
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
Additional Information: 2 XLD elements, 1 LD element
Type: Lens
Functions: Focusing motor for Nikon F, ultrasonic motor, macro mode, internal focusing
Length: 76.4 mm
Diameter: 122.9 mm
Focal length: Permanent
Lens type: Macro lens
Auto focus: There is
Focal length of prime lens: 90 mm
Bayonet: Minolta A
Filter thread diameter: 58 mm
Aperture F at max. focal length: 2.8
Aperture F at min. focal length: 2.8
Minimum aperture F: 32
Number of aperture blades: 9
Zoom in macro mode: 1
Number of element groups: 11
Number of low dispersion elements: 3
Number of elements: 14