6.5mm F/1.8Iris: ManualMount: C1/3" Angle of View 41.0° x 31.0° 1/2" Angle of View 53.9° x 41.0° 2/3" Angle of View 71.6° x 55.5° Effective Diameter (Front/Rear Lens) Ø24.8mm/Ø10.8mm Minimum Object Distance 5.9 in. (0.15m) Back Focus 13.0mm (in air) Maximum Diameter ø1.5 in. (ø37mm) Overall Length 1.2 in. (31.5mm) Weight 2.1 oz. (60 grams)