Computar Model T5Z8513CS-IR uses specially coated optics for enhanced IR sensitivity and is recommended for use with day/night cameras together with IR illumination. The COMPUTAR T5Z8513CS-IR provides a 33.5 - 7.1 degree horizontal angle of view when used on a 1/3" camera. The COMPUTAR T5Z8513CS-IR Aspherical optics provide a fast F1.3 maximum aperture, assuring excellent low light sensitivity when combined with day/night cameras.

The COMPUTAR T5Z8513CS-IR and all Computar manual irisvarifocal lenses include locking set screws for zoom and focus rings, color corrected glass optics and a comprehensive 3 year warranty. 

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