1. 1.8-22 aperture range and 1:1.8 aperture ratio
2. 23 degrees 20' Picture angle
3. Automatic diaphragm type
5 elements in 5 groups
Closest Marked Focusing Distance [m] 1
Filter Attachment Size [mm] 62
Dimensions: Dia x Length (extension from lens mount), [mm] 78.5 x 80.5
Weight [g] 580