Focus: ManualIris: ManualFocal Length (mm): 75Iris Range: F2.8 ~ F22Back Focal Distance (in air) (mm): 15.74Exit Pupil Position (From Image Plane) (mm): -26.6Filter Thread (mm): M30.5 x 0.5Mass (g): 55Focusing Range (From Front Of The Lens) (m): ‡ ~ 1.1Angle Of View: 6‹43' x 5‹02'Object Dimensions at M.O.D.: 114 x 85