1. 2.8-22 aperture range and 1:2.8 aperture ratio
2. 84 degrees Picture angle
3. CRC close-range correction
4. Automatic diaphragm type
9 elements in 9 groups
Closest Marked Focusing Distance [m] 0.3
Filter Attachment Size [mm] 52 Dimensions: Dia x Length (extension from lens mount), [mm] 63 x 46 Weight [g] 250