1.Format:1/3 inch 2.Mount Type:CS 3.Focal Length:10-200mm 4.Aperture:F1.9(Motorized) ModelMT10200Z Format1/3Mount TypeCSFocal Length (mm)10-200Aperture RangeF1.9Field ( ° )32.5-1.75°Focusing Range ( m )2Zoom Operation (mm)MotorizedFocus OperationMotorizedIris OperationMotorizedBack Focus (mm)14.81 10-200mm Motorized Iris Zoom CCTV Lens