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KTB-640

“Long-Range Recon Unimpeded, All-Scenario Clear Vision”
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KTB-640 is a dual-light fusion handheld observation device equipped with low-light detector, infrared detector, OLED display and wide-field eyepiece. It enables rapid target detection and locking in harsh weather like smoke, fog, rain and snow, meeting long-range reconnaissance needs. With dual-light fusion and target enhancement functions, it improves target recognition while supporting photo/video recording for scene reproduction.


  • Low-Light, Infrared & Fusion Modes

  • Built-in Electronic Compass

  • Probability Ranging

  • Compact, Lightweight & Long-Endurance

  • Target Contour Enhancement


未命名 5 6 2



Category Item Specification
Thermal Imager & Lens Thermal Imager Lens (Resolution & Pixel) 640×512; 12μm
Thermal Imager Lens Type 35mm (Manual Focus)
Field of View (FOV) 12.6°×10.1°
Low-Light Lens (Resolution & Pixel) 800×600; 16μm
Low-Light Lens Type 46mm (Fixed Focus)
Display Display Screen 0.49-inch OLED Display, Resolution: 1920×1080
Image Effects Brightness, Contrast, Enhancement, Shutter Correction, Polarity, Image Magnification
Diopter Adjustment -5 SD~+5 SD
Detection & Recognition Distance Detection Distance - Human (1.7×0.5m) 1300m
Detection Distance - Vehicle (2.3m) 1800m
Recognition Distance - Human (1.7×0.5m) 300m
Recognition Distance - Vehicle (2.3m) 600m
File Storage/Playback Image Storage Format JPEG
Video Storage Format Mp4
Playback Function Supports local photo and video playback; can also export to computer for viewing
Memory Card Built-in 32/64G EMMC Storage
Other Functions Positioning Method Supported
Probability Ranging Supported
Highlight Target Anti-Light Leakage Supported
External Interfaces External Interfaces PAL+USB+RS232+DC12V
Tripod Interface Standard Interface, 1/4''
Wireless Transmission Optional
Power Supply & Battery Life Battery 2×18650 Rechargeable Lithium Batteries
Battery Life ≥4h
Environmental Adaptability Operating Temperature -40℃~+50℃
Storage Temperature -45℃~+60℃
Protection Class IP66
Appearance Weight ≤1Kg
Dimension ≤153mm×150mm×68mm


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