Trijicon IR Patrol Thermal Monoculars are multipurpose thermal imaging monoculars that helps in both securing position as well as search for a suspect. They are compact, lightweight, and rugged, providing some of the most advanced performance options for clear and sharp image. You can choose either rifle-mounted or helmet-mounted Trijicon IR Patrol Thermal Monoculars. Important features of Trijicon IR Patrol Thermal Monoculars are 60Hz frame rate system, 60mm F/1.25 Objective Lens, Thumbstick System Controller (Standard Feature), Stadiametric Rangefinder, Easy to control Maxpol Polarity White Hot/Black Hot, Edge Detect Tactical Mode, 2x and 3x Afocal Magnifiers (Optional Feature), and many more.