The Armasight Warden Pro 640 3.5-14x50 Thermal Monocular is a compact, purpose-built thermal optic designed for professionals who need clear imaging in challenging conditions. Its ArmaCORE 640 12µm Gen 4 A-SWAP sensor, fast F/1.0 50mm germanium lens, and 1920 x 1080 OLED display work together to deliver high-contrast thermal detail with a smooth 60 Hz refresh rate. Housed in a rugged gray body with intuitive three-button controls, it balances durability with ease of use for extended observation sessions.

This dedicated thermal monocular excels for nighttime scouting, wildlife observation, search and rescue, and general field use where identifying heat signatures quickly is critical. With an 8.8° x 6.6° field of view, optical 3.5x magnification, and digital zoom up to 14x, it offers flexible viewing from close-in work to long-range detection out to 1,865 meters. IP67 waterproof construction, integrated dynamic audio, and USB-C connectivity reflect Armasight’s focus on practical features and thoughtful engineering.

• Manufacturer: Armasight
• Model: Warden Pro 640 3.5-14x50 Thermal Monocular
• Detector Type: ArmaCORE 640 12µm Gen 4 A-SWAP System
• Refresh Rate: 60 Hz
• Thermal Sensitivity: NETD < 20mK
• Field Of View: 8.8° x 6.6°
• Optical Magnification: 3.5x
• Digital Zoom: Up To 14x
• Display: 1920 x 1080 Full HD OLED
• Lens System: F/1.0 50mm Manual Focus
• Power Supply: 2 x 16340 Batteries
• Battery Life: Approximately 4 Hours At 20°C
• Environmental Rating: IP67
• Operating Temperature Range: -40°C To +50°C
• Dimensions: 6.22 x 3.46 x 3.78 In
• Weight: 1.23 Lb
• Color: Gray
• What's In The Box: Warden Pro Thermal Monocular, Neck Lanyard, USB-C Cable, 2 x 16340 Batteries, Lens Cloth, Soft Case, Product Manual