The ATN NVMPS-4 is built as an ultra-compact, lightweight, Multi-Purpose, Night Vision Monocular with similar key features found in the AN/PVS-14, but with many additional features and applications. The ATN NVMPS-4 is a Night Vision Monocular as well as most advanced Multi-Purpose System. The ATN NVMPS-4 can be converted from Pocket Scope to the head/helmet-mountable Night Vision Goggles without tools and it is a great alternative to the PVS-7, or adapted to M16/M4 Picatinny style Rail as a Weapon Scope with "Red on Green" reticle system without need for laser or aimer, or can be attached to the Film with SLR, Digital or Video Camera, or converted into a Long-Range Binocular. Filmless/Autogated 64 lp/mm minimum Generation 4 performance in the ATN NVMPS-4 is ideal Night Vision for Law Enforcement, Federal Agencies and Military.