InfiRay CH50 product image

InfiRay CH50

The CH50 is a thermal clip-on made by InfiRay and is part of the Clip C series.


The CH50 contains a crisp 50mm objective lens focusing the available thermal radiation. The field of view on this thermal clip-on is 8.8 by 7 degrees. It features a 4 times digital zoom to enlarge your subject.

Behind the lens of the CH50 you can find the (uncooled, 12 micrometer) 640 x 512 pixels core refreshing the image at 50Hz. The thermal contrast (NETD) of this thermal clip-on is <40mK.

The physical dimensions of this thermal clip-on read 175 x 74 x 68mm (lwh) weighing in at 570 grams. This device is rated IP66. It handles dust, shocks and water (splashes).

The CH50 can be used in hunting adventures and police operations.



  • OLED Display
  • Wireless Remote Control
  • No Re-Zeroing required
  • Extended battery compartment
  • Ultra-clear Mode


Lens50 mm
Digital zoom4 x
FOV (h/v)8.8 ° / 7.0 °
Thermal typeUncooled
Sensor resolution (h/v)640 pixels / 512 pixels
Pixel pitch12 µm
Sensitivity40 mK
Display resolution (h/v)1024 pixels / 768 pixels
Refresh rate50 Hz
Output screen colorFull color
Dimensions (l/w/h)175 mm / 74 mm / 68 mm
Weight570 g
TypeCR123 or 16650
Number of batteries2
Battery life7 hours
Environmental ratingIP66
Law enforcement
Search & rescue
Fire fighting

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 750 meters 187 meters 93 meters
Person 2638 meters 659 meters 329 meters
Vehicle 6388 meters 1597 meters 798 meters

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


InfiRay Clip C CH50
InfiRay Clip C CH50
InfiRay Clip C CH50
InfiRay Clip C CH50


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