ATN PS40-4 1x Day/Night System, 64-72 lp/mm Resolution, 10m to infinity Range of Focus, 40mm Exit Pupil, Waterproof

The ATN PS40-4 1x Day/Night System provides night vision capability for daytime riflescopes. Featuring a front-mounted design, the PS40 has no impact on the day-scope's zero or eye relief. Configured with an 80 mm f/1.4 catadioptric objective lens and a 40 mm output window, the PS40 can handle nearly any low or no-light situation. It's packaged with a slide-in type of quick release mount and a standard Weaver mount is available. The PS40 is rugged, reliable and waterproof.

The PS40-4's night vision system features a high-performance 4th generation intensifier tube that is rated to deliver 64-72 lp/mm of resolution. This tube has an excellent s/n ratio and an auto-gated power-supply for enhanced imaging capability.