1. 2.5-22 aperture range and 1:2.5 aperture ratio
2. 23 degrees 20' Picture angle
3. Automatic diaphragm type
5 elements in 4 groups
Closest Marked Focusing Distance [m] 1
Filter Attachment Size [mm] 52
Dimensions: Dia x Length (extension from lens mount), [mm] 64 x 69.5
Weight [g] 435