The Terecon 640M miniature handheld observational thermal monocular is equipped with 384×288 or 640×480 12μm high-sensitivity infrared detector and high-resolution OLED display. It supports functions of observation, digital compass, inclinometer, and so on. The highsensitivity built-in thermal detector provides you with clear view even in total darkness. The Terecon 640M is a full-featured unit, weighing less than 7 ounces/200 grams. The monocular can be used as a handheld device, or mounted on the head harness or helmets for hands-free operations. The monocular is suitable for security enforcement, outdoor hunting, wilderness exploration, search and rescue and other fields.

– 12μm high-sensitivity detector
– 384×288 or 640×480 resolution
– Head- or helmet-mountable for hands-free usage
– Compact, sturdy design
– High-resolution OLED display
– Multiple thermal image palettes
– Device supports up to 8× digital zoom
– Powered by one CR123A/RCR123 or 18650 Lithium battery
– Up to 5 hours continuous running
– Digital compass and inclinometer
– Type-C interface
– Limited 3-year warranty

Detector Type: 12 μm Uncooled VOx Microbolometer
Resolution: 640×512
Refresh Rate: 50 Hz
Lens (Focal Length): 27 mm
Aperture: F1.1
Field of View: 16.3° × 12.3° (H × V)
Magnification: 1×
Detection Range (Human Target): 1200 m
Exit Pupil Diameter: 12 mm
Exit Pupil Distance: 20 mm
Diopter Adjustment Range: -5 to +5 dpt
Digital Zoom: 1×, 2×, 4×, 8×
Monitor: 1024×768 OLED
Palettes: WhiteHot, BlackHot, OrangeHot, Rainbow
Application Scenarios: Default, Outdoor, Arctic, or Rainforest
FFC (Flat Field Correction): Auto (1 to 10 min. interval) or Manual
Digital Compass: Yes
Digital Inclinometer: Yes (Pitch angle and Roll angle)
PIP: Yes
Crosshair: Display On/Off; Position adjustment; Selection of White, Black, or Green color
Analog Video Output: PAL video output via USB port
Battery Type: One CR123A(3V) or RCR123(3.7V) or 18650(4.2V)
Battery Operating Time (20°C): CR123A – up to 2 hours RCR123 – up to 3h 18650 – up to 5h
USB Type-C Interface: Power input / USB-RS232 / PAL video output
External Power: 5 VDC/2 A, 1.5 W
Working Temperature: -20°C to 50°C (-4°F to 122°F)
Protection Level: IP67
Dimension: 140 × 70 × 50 mm (5.5 × 2.4 × 2.0 in)
Weight: 220 g (7.8 oz)