1/3" CS-M 2.9 - 8.2mm F1.0-360 Varifocal Manual IR Pass Optics

1/3" CS-M 2.9 - 8.2mm F1.0-360 Varifocal Manual IR Pass Optics 1/3" 2.9-8.2mm f1.0 Varifocal, Manual Iris (CS Mount) Day/Night IR Computar Varifocal IR (infrared) manual iris lenses are designed for use with Day/Night cameras. They eliminate focus sh

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