MAIN UNIT SPEC
Focal Length & Maximum Aperture
135mm 1:2.0
Lens Construction
10 elements in 8 groups
Diagonal Angle of View
18°
Focus Adjustment
Rear focusing system with USM
Closest Focusing Distance
0.9m / 3 ft.
Filter Size
72mm
Max. Diameter x Length, Weight
3.2 x 4.4, 1.7 lbs. / 82.5 x 112.0mm, 750g