Focal Length & Maximum Aperture: 85mm 1:1.2
Lens Construction: 8 elements in 7 groups
Diagonal Angle of View: 28°30'
Focus Adjustment: Auto-focus with full-time manual
Closest Focusing Distance: 3.2 ft. / 0.95m
Filter Size: 72mm
Max. Diameter x Length: 3.6 in. x 3.3 in., 36.2 oz. / 91.5mm x 84mm
Weight: 36.2 oz./1,025g