Guide IR IR518-A product image
Type: Monocular
Resolution: 160 x 120 pixels
Brand: Guide Infrared
Series: 518

Guide IR IR518-A

The IR518-A is a thermal imaging monocular made by Guide IR and is part of the 518 series. It utilizes a 160 x 120 pixels thermal core with a refresh rate of 50.0Hz and features a 25mm lens, giving you a field of view of 9.2 x 6.9 degrees.

The perfect hermetic structure and encapsulation realize overall protects for IR518E series and makes them perfect for public safety, police office and security operations.


  • Light weight and compact design
  • Day & night easy operation
  • Image capture, mission reporting
  • Waterproof and shockproof
  • License free & rapid delivery

IR518-A Specifications

Lens25 mm
Optical zoom1.0 x
Digital zoom2.0 x
FOV (h/v)9.2 ° / 6.9 °
Thermal typeUncooled
Sensor resolution (h/v)160 pixels / 120 pixels
Pixel pitch25 µm
Spectral range8.0 µm / 14.0 µm
Display resolution (h/v)320 pixels / 240 pixels
Refresh rate50.0 Hz
Image polarityWhite Hot, Black Hot
Output screen colorFull color
Startup time4 seconds
Package contentsCarry Case, Test Report, Software CD, Monitor Cable/USB/RS232/Mains Breakout, Mains Adaptor, Neck Strap, Lens Cloth & Handstrap
Dimensions (l/w/h)169 mm / 69 mm / 107 mm
Weight760 g
TypeAA NiMH Rechargeable or equivalent
Number of batteries4
Battery life2 hours
Law enforcement
Search & rescue
Fire fighting
Operating temperature-20.0 °C / 50.0 °C
Storage temperature-40.0 °C / 60.0 °C
Environmental ratingIP66


More devices in 518 series

Manufactured by Guide IR
Guide Infrared has been continuously dedicated to R&D on new products and technologies, and it is internationally leading for Guide Infrared’s design capacity of overall system, including precise optical design, mechanical design/processing, intelligent electronics, exquisite image processing, servo – stabilization, and system integration.
Thermal Imaging cameras
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