Computar TG4Z2813FCS-IR 1/3" 2.8-12mm F1.3 Varifocal DC Auto Iris (CS Mount) Day/Night IR

TG4Z2813FCS-IR 1/3" 2.8-12mm f1.3 Varifocal, DC Auto Iris (CS Mount) Day/Night IR Computar Varifocal IR (infrared) DC auto iris lenses are designed for use with Day/Night cameras. They eliminate focus shift in night mode, especially in the presence of IR lighting. All lenses are CS-Mount, comprised of all glass optics, come with locking set screws and a durable metal barrel and mount. CERTIFICATIONS