ATN OTS LT 160 4-8X product image

ATN OTS LT 160 4-8X

The OTS LT 160 4-8X is a thermal monocular made by ATN and is part of the OTS LT series.


The OTS LT 160 4-8X uses a quality 25mm lens to capture thermal radiation. The field of view (FOV) on this thermal monocular reads 6.2 x 4.7 degrees. It's equipped with a 2x digital zoom to capture additional details. The eye relief distance is 25mm.

Inside the housing of the OTS LT 160 4-8X you'll find the (uncooled, 17µm) 160 by 120px sensor with a refresh rate of 60Hz.

The dimensions of this thermal monocular are 195 x 75 x 66mm (length/width/height) and weighs in at 560g. It can withstand dust, shocks and water (splashes). Operating temperatures range between -28°C and 48°C.

The OTS LT 160 4-8X can be used for surveillance missions, hunting and law enforcement.



  • Ergonomic Design
  • ATN Obsidian LT core
  • Long Lasting Internal Battery
  • USB Type-C connection


Lens25 mm
Eye relief distance25 mm
Optical zoom4 x
Digital zoom2 x
FOV (h/v)6.2 ° / 4.7 °
Thermal typeUncooled
Sensor resolution (h/v)160 pixels / 120 pixels
Pixel pitch17 µm
Display resolution (h/v)1280 pixels / 960 pixels
Refresh rate60 Hz
Image polarityWhite hot, black hot
Output screen colorFull color
Package contentsSoft carrying case, USB-C Cable, Lens tissue
Dimensions (l/w/h)195 mm / 75 mm / 66 mm
Weight560 g
Number of batteries1
Battery life10 hours
Law enforcement
Search & rescue
Fire fighting
Operating temperature-28 °C / 48 °C

DRI Ranges

DRI stands for Detection, Recognition and Identification and is based on the widely used Johnson's criteria.

  • Detection Detect if an object is present
  • Recognition See what type of object it is (i.e. person, vehicle, airplane)
  • Identification For example see if someone is a friend or foe
Detection Recognition Identification
Rabbit 264 meters 66 meters 33 meters
Person 931 meters 232 meters 116 meters
Vehicle 2254 meters 563 meters 281 meters

Please note that these values are calculated, always consult the manufacturer for official range numbers.

More in OTS LT series