Focal Length & Maximum Aperture
22mm, 1:2
Lens Construction
7 elements in 6 groups
Diagonal Angle of View
63°30'
Focus Adjustment
Inner Focusing System
Closest Focusing Distance
0.49 ft. / 0.15m
Max. Diameter x Length, Weight
2.4 x 0.9 inch, 3.7 oz. / 60.9 x 23.7mm, 105g