Pulsar Axion Key XM22 product image

Pulsar Axion Key XM22

The AXION KEY XM22 is a thermal monocular made by Pulsar and is part of the Axion Key series.


The Axion Key XM22 comes with a clear 22mm f/1.2 lens to capture thermal signatures. The FOV on this thermal monocular measures 10 x 7.5 degrees. It comes with a 4x digital zoom to get additional details. It has an eye relief distance of 14mm and the exit pupil diameter is 3mm.

Inside the housing of the Axion Key XM22 you'll find the (uncooled, 12µm) 320 by 240 pixel thermal sensor with a refresh rate of 50Hz.

The measurements of this thermal monocular are 137 x 41 x 69mm (l/w/h) and weighs 250g. This device is rated IPX7. It's protected against dust, shocks, water (splashes) and submersion under water. It handles temperatures between -10°C and 40°C.

The Axion Key XM22 is built for surveillance and hunting trips.



  • Magnesium Alloy Housing
  • Instant Start-up
  • Picture in Picture (PiP)
  • IPX7 Waterproof Rated
  • 12 µm Thermal Imaging Sensor
  • B-Pack Mini Power System


Lens22 mm
Diopter adjustment-4 +5
Eye relief distance14 mm
Exit pupil diameter3 mm
Optical zoom2 x
Digital zoom4 x
FOV (h/v)10 ° / 7.5 °
Focus range11m to infinity
Thermal typeUncooled
Sensor resolution (h/v)320 pixels / 240 pixels
Pixel pitch12 µm
Display resolution (h/v)960 pixels / 720 pixels
Refresh rate50 Hz
Image polarityWhite hot, black hot, Red monochrome, Sepia, Red Hot, Rainbow, Ultramarine
Output screen colorFull color
Startup time2 seconds
Package contentsAPS3 rechargeable battery, Battery charger, USB cable, Carrying case, Hand strap, Quick start guide, Lens cloth, Warranty card
Dimensions (l/w/h)137 mm / 41 mm / 69 mm
Weight250 g
TypeLi-Ion Battery Pack APS3
Number of batteries1
Battery life4 hours
Law enforcement
Search & rescue
Fire fighting
Operating temperature-10 °C / 40 °C
Environmental ratingIPX7

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 330 meters 82 meters 41 meters
Person 1161 meters 290 meters 145 meters
Vehicle 2811 meters 702 meters 351 meters

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


Pulsar Axion Key
Pulsar Axion Key
Pulsar Axion Key


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