Focal Length: 85mm
Maximum Aperture: 1.4
Minimum Aperture: 16
Closest Focusing Distance: 2.8 ft. (0.85m)
Angle of View: 28o30'
Lens Construction: 9 Elements in 8 Groups
Maximum Reproduction Ratio: 1:8.8
Filter Size: 77mm
Dimensions (D x L): 80mm x 72.5mm (3.1in. x 2.9in.)
Weight: 19.8oz. (550g)