The CS-Mount 3MP 2.8-8mm 2.8x Zoom Lens from Marshall Electronics has a wide aperture of f/1.2 and offers detailed imagery even in low lighting. Designed for use with dome cameras, the day & night lens offers a 2.8x zoom and a focal length that ranges from 2.8-8mm and allows for manual operation of the zoom, focus, and iris.
Equipped with a glass that offers low dispersion and a high refractive index, the aspheric lens maximizes optical performance. A CS-type metal lens mount is integrated into the lens assembly. The lightweight lens is compatible with 1/3"-type image sensors.