The Mamiya Sekor 45mm f/2.8 D Lens features a 16bit CPU that allows firmware upgrading and fine lens characteristic correction. It also ensures speedy and steady communication between the lens, camera body, and digital back when used with Mamiya 645AFDII and Mamiya 645AFDIII Camera.

• This medium format lens has angle of view of 76 degrees, which equals 28mm lens in 35mm format
• This lens is ideal for architectural photography and other subjects characterized by straight lines
• The focus in this wide angle lens can be easily changed between manual and auto focus with one touch switching ring
• The optical construction of the Mamiya Sekor 45mm f/2.8 D Lens includes 8 elements in 7 groups
  This lens can be used with a Bayonet type lens hood
• This medium format lens has a maximum aperture of 22 and a minimum focusing distance of 17.7 inches
• The dimensions of this lens for Mamiya 645 AF Camera are 2.9 x 3 inches (L x W)
• This wide angle lens weighs 17.5 oz
  

Optical Construction: 8 elements 7 groups
Angle of View: 76???
Minimum Aperture: 22
Minimum Focusing Distance: 17.7 inches (45cm)
Maximum Magnification Ratio: 0.14
Area Covered: 18.1 x 13.4" (461 x 341mm)
Equivalent 35mm Focal Length: 28mm
Filter Size: 67mm
Lens Hood: Bayonet type
Dimensions (L x W): 2.9 x 3 inches (73.5 x 77mm)
Weight: 17.5 oz (495g)