... ,1/2 inch,C-mount,F1.6 aperture 3.High resolution 2 megapixel lens High resolution varifocal 2.8-12mm 2 megapixel c-mount ... ,competitive price4.Comprehensive two years' quality warrantyFeatures:1.New designed high resolution varifocal 2.8-12mm 2 megapixel c-mount lens 2 ... ,3.5-8mm,6-60mm,5-50mm,5-100mm)Certificate: High resolution varifocal 2.8-12mm 2 megapixel c-mount lens