Computar Varifocal IR (infrared) manual 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, and are covered by a three year warranty.
•The Computar T4Z2813CS-IR varifocal lens is ideal for any type of surveillance including both home and business surveillance. The T4Z2813CS-IR lens can adjust its focus and zoom to provide the clearest images possible. With a 1/3” 2.8-12mm manual infrared lens that is capable of both day and night function, the T4Z2813CS-IR is low maintenance and versatile. It is also very easy to use and install in your security camera. This lens will make focus shift a thing of the past in night mode, especially when there is IR lighting present. With just a few simple adjustments to the focal length, this lens can help eliminate inventory loss that may result from monofocal camera lenses; saving business owners both important time and frustration when dealing with a variety of security issues.
This lens is a CS- Mount made up of all-glass optics. It is equipped with a metal barrel mount that is extremely durable with locking set screws for stability. With a wide range of uses and an extended focal length, the T4Z2813CS-IR lens is an important part of any security system. This lens will help to ensure that your security camera operates with the most accuracy and sensitivity possible. The lens can be adjusted or angled to best fit your specific security concerns. The Computar T4Z2813CS-IR lens can operate in temperatures ranging from 14 degrees Fahrenheit to 122 degrees Fahrenheit without any problem. The lens has a maximum aperture ratio of 1:1.3 and a max image format of 4.8mm x 3.6mm. This varifocal lens is the perfect CCTV lens for your security needs.
Made in Japan
3 Year manufacturer Warranty