... :1.New designed high resolution varifocal 2.8-12mm 2 megapixel c-mount lens 2.Focal length 2.8-12mm,1/2 inch,C-mount,F1.6 ... board lensSpecification: Model Number ABF-V02812MIR-2MPFocal Length(mm) 2.8-12mmAperture(F)1.6Format(inch)1/2MountCAngle of View98°-30.5° MOD ... serie: (6-15mm,2.8-12mm,3.5-8mm,6-60mm,5-50mm,5-100mm)Certificate: High resolution varifocal 2.8-12mm 2 megapixel c-mount ...