InfiRay Rico RH50 product image

InfiRay Rico RH50

The RICO RH50 is a thermal weapon sight made by InfiRay and is part of the Rico series.


The Rico RH50 comes equipped with a clear 50mm f/1.1 lens to capture thermal signatures. The FOV on this thermal scope measures 5 x 3 degrees. It has an eye relief distance of 55mm and the exit pupil diameter is 6mm.

Inside the housing of the Rico RH50 you'll find the (uncooled, 12µm) 640 by 512 pixel thermal sensor with a refresh rate of 50Hz. The NETD of this thermal scope is <50mK.

The measurements of this thermal scope are 250 x 61 x 58mm (l/w/h) and weighs 2594g. It's protected against dust, shocks and water (splashes).

The Rico RH50 is built for hunting trips and law enforcement (police, border patrol etc.).


  • AMOLED Micro Display
  • Picture-in-Picture (PIP)
  • High Shock Resistance
  • 12 µm Thermal Imaging Sensor
  • Optional LRF module
  • Replaceable Battery Pack
  • Video Recording
  • Accelerometer and Digital Compass


Lens50 mm
Eye relief distance55 mm
Exit pupil diameter6 mm
Optical zoom2.8 x
Digital zoom11.2 x
FOV (h/v)5 ° / 3 °
Thermal typeUncooled
Sensor resolution (h/v)640 pixels / 512 pixels
Pixel pitch12 µm
Sensitivity50 mK
Display resolution (h/v)1024 pixels / 768 pixels
Refresh rate50 Hz
Output screen colorFull color
Dimensions (l/w/h)250 mm / 61 mm / 58 mm
Weight2594 g
Number of batteries1
Battery life6 hours
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 Rico Series
InfiRay Rico Series
InfiRay Rico Series
InfiRay Rico Series
 InfiRay Rico series

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