ATN OTS-X-S670 3.5X (9Hz) product image

ATN OTS-X-S670 3.5X (9Hz)

The OTS-X-S670 3.5X (9HZ) is a thermal monocular made by ATN and is part of the OTS-X series.


The OTS-X-S670 3.5X (9Hz) comes equipped with a clear 70mm lens to capture thermal signatures. The FOV on this thermal monocular measures 9 degrees. It comes with a 28x digital zoom to get additional details. It has an eye relief distance of 27mm.

Inside the housing of the OTS-X-S670 3.5X (9Hz) you'll find the (uncooled) 640 by 512 pixel thermal sensor with a refresh rate of 9Hz. The NETD of this thermal monocular is <50mK and it's operating between the 7µm - 14µm infrared wavelengths.

The measurements of this thermal monocular are 177 x 76 x 83mm (l/w/h) and weighs 800g. It's protected against dust, shocks, water (splashes) and submersion under water.

The OTS-X-S670 3.5X (9Hz) is built for surveillance, hunting trips, law enforcement (police, border patrol etc.) and the military.


  • Ergonomic Design
  • Color Modes
  • Interchangeable Optics
  • Digital Brightness Control
  • Icon Based Menu System
  • Waterproof
  • 3.5x magnification
  • Made in USA
Lens70 mm
Diopter adjustment-1.5
Eye relief distance27 mm
Optical zoom3.5 x
Digital zoom28 x
FOV (h/v)9 ° / 9 °
Thermal typeUncooled
Sensor resolution (h/v)640 pixels / 512 pixels
Sensitivity50 mK
Spectral range7 µm / 14 µm
Display resolution (h/v)800 pixels / 600 pixels
Refresh rate9 Hz
Image polarityWhite hot / Black hot / Multiple Color Modes
Output screen colorFull color
Startup time4 seconds
Package contentsSoft carrying Case, Warranty card, One Lithium Battery, Lens Tissue, Instruction Manual
Dimensions (l/w/h)177 mm / 76 mm / 83 mm
Weight800 g
Type CR123A
Number of batteries1
Battery life3 hours
Law enforcement
Search & rescue
Fire fighting


ATN OTS-X Series (70 mm lens)
ATN OTS-X Series (70 mm lens)
ATN OTS-X Series (70 mm lens)
ATN OTS-X Series (70 mm lens)
ATN OTS-X Series (70 mm lens)
ATN OTS-X Series (70 mm lens)
ATN OTS-X Series (70 mm lens)


Part of OTS-X series