The EverFocus 2.8-12mm CS-Mount F1.4 Aspherical + Day/Night IR Lens is a CS-mount, manual focus/manual zoom IR lens with a 2.8mm - 12mm focal length, 1:1.4 maximum relative aperture, F1.4 - 360 auto close iris, and 4.3x zoom rotation. The angular field of view is 97.9° x 72.5° at 2.8mm and 25° x 18.8° at 12mm. The minimum object distance is 11.8" from the front vortex.
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