Lens Mount: Canon RF
Focal Length: 85mm
Maximum Aperture: f/1.2
Minimum Focusing Distance: 2.79 ft./0.85 m
Maximum Magnification: 0.12x
Lens Construction: 13 elements in 9 groups
Special Elements: BR Optical element in one location, one UD lens, one ground aspherical lens
Filter Size Diameter: 82 mm
Aperture Blades: 9 (circular)
Focus Drive System: Ring type USM
Minimum Overall Length: 4.62 in. / 117.3 mm
Maximum Diameter: Φ4.06 in. / Φ103.2mmWeight: approx. 2.63 lbs. / 1,195g