The ATN PS22-3 Day/Night Tactical Kit - PS22-3 Night Vision Sight & Leupold Mark 4 Riflescope is a high-endGeneration 3 Night Vision Kit by  that includes all the components needed for an excellent performing day and night riflescope system. The ATN PS22-3 Day / Night Tactical Kit includes the , and your choice of .The ATN PS-22-3 Gen.3 Night Vision Weapon Sight NVDNPS2230 from  is an attachment for  with a 1x-6x (2.5x-4x are optimal) magnification that converts the scope into a high quality, accurate. The PS-22-3 mounts in front of the Leupold Rifle Scope. The PS22 3 comes standard with 7/8" weaver mount. There is also an adapter for an ARMS quick release mount. Optional Ring Adapters allow the unit to mount onto the objective of the  (25-58mm diameter). The  can be mounted onto the optional Picatinny Rail. The PS 22 - 3 utilizes a 3rd Gen. Image Intensifier Tube that provides an exceptional quality image resolution under varying light conditions.. The ATN PS 22-3 's ingenious setup allows the shooter to go from day to night in less then 30 seconds without tools and changes in eye relief, and remains zeroed all around the clock. The ATN PS-22-3 is a complex optical-electronic system. The device contains animage intensifier tube assembly with an integrated high voltage power source and a three volt battery housing.