ATN OTS-X-S650 2.5X (9Hz) product image
Type: Monocular
Resolution: 640 x 512 pixels
Brand: American Technologies Network
Series: OTS-X

ATN OTS-X-S650 2.5X (9Hz)

The OTS-X-S650 2.5X (9HZ) is a thermal imaging monocular made by ATN and is part of the OTS-X series. It utilizes a 640 x 512 pixels thermal core with a refresh rate of 9Hz and features a 50mm lens, giving you a field of view of 14 degrees.

One of the most unique features is the ability to interchange the objective lens so you can have multiple magnifications based on your need or mission. Available in either 336x256 or 640x512 resolution with 4 different interchangeable lens types to choose from the OTS-X series is one of the most versatile viewers on the market.


  • Ergonomic Design
  • Color Modes
  • Interchangeable Optics
  • Digital Brightness Control
  • Icon Based Menu System
  • Waterproof
  • 2.5x magnification
  • Made in USA

OTS-X-S650 2.5X (9Hz) Specifications

Lens50 mm
Diopter adjustment-1.5
Eye relief distance27 mm
Optical zoom2.5 x
Digital zoom20 x
FOV (h/v)14 ° / 14 °
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)165 mm / 61 mm / 83 mm
Weight640 g
Type CR123A
Number of batteries1
Battery life3 hours
Law enforcement
Search & rescue
Fire fighting


User manual
1.32 mb

More devices in OTS-X series

Manufactured by ATN
ATN was founded in 1995, and today is the leading Tech Optics company that is revolutionizing the industry.
Thermal Imaging cameras
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