1. 1.4-16 aperture range and 1:1.4 aperture ratio
2. 46 degrees 30' Picture angle
3. Automatic diaphragm type
7 elements in 5 groups
Closest Marked Focusing Distance [m] 0.85
Filter Attachment Size [mm] 72
Dimensions: Dia x Length (extension from lens mount), [mm] 80.5 x 64.5
Weight [g] 620