This Marshall Electronics 4MP 2.8-12mm f/1.4 Varifocal CS-Mount Lens can be attached to cameras with 4MP sensors with 1/2.7" image sizes for high-quality images. The lens has a 2.8 to 12mm adjustable focal length and a maximum aperture of f/1.4 for low-light scenarios. DC auto iris is supported as well as lockable manual focus and zoom to prevent setting displacement after the lens is attached. Its compact size ensures a lightweight design for minimal camera strain.