The document describes a multi-purpose night vision monocular system called the PVS14. It is designed for demanding nighttime applications and can be handheld, helmet-mounted, or adapted to cameras. Key features include a 40 degree field of view, automatic brightness and shutoff controls, and a battery life of 50 hours. The system is waterproof and meets military standards for durability and temperature range. It comes with a basic kit of accessories for hands-free use and storage.