Product Name: Vari-Focal LensesModel Number: AV0615Place of Origin: ChinaFeatures: 1) Sensor: 1/3 or 1/4 2) Focal length: 6.0 ~ 15 mm 3) Aperture: F1.4 4) Mount: CS 5) 1/3 diagonal field of view: 54.2 ~ 23 degree 6) Minimum object distance: 0.1m 7) Dimensions: dia. 33 x 60.1mm 8) Weight: 110g