Fortuna General Bino 50S3 product image

Fortuna General Bino 50S3

The GENERAL BINO 50S3 is a thermal bi-ocular made by Fortuna and is part of the General Bino series.


The General Bino 50S3 comes with a clear 50mm f/1.2 lens to capture thermal signatures. The FOV on this thermal bi-ocular measures 7.4 x 5.6 degrees. It has an eye relief distance of 25mm.

Inside the housing of the General Bino 50S3 you'll find the (uncooled, 17µm) 384 by 288 pixel thermal sensor with a refresh rate of 50Hz. The NETD of this thermal bi-ocular is <50mK and it's operating between the 7.5µm - 14µm infrared wavelengths.

The measurements of this thermal bi-ocular are 155 x 95 x 165mm (l/w/h) and weighs 650g. This device is rated IP66. It's protected against dust, shocks and water (splashes). It handles temperatures between -30°C and 50°C.

The General Bino 50S3 is built for surveillance, law enforcement (police, border patrol etc.) and SAR (Search and Rescue) operations.


  • Encoder wheel for fast adjustments
  • Interchangeable lenses
  • Compatible with Fortuna LRF
  • Bayonet lens mount
  • Compact and light-weight
  • Dust and water resistant
  • Video output
  • Battery life up to 5 hours
  • Compatible with tactical helmets and head mounts
Lens50 mm
Diopter adjustment-5 +5
Eye relief distance25 mm
Optical zoom4.2 x
FOV (h/v)7.4 ° / 5.6 °
Focus range5m to infinity
Thermal typeUncooled
Sensor resolution (h/v)384 pixels / 288 pixels
Pixel pitch17 µm
Sensitivity50 mK
Spectral range7.5 µm / 14 µm
Display resolution (h/v)800 pixels / 600 pixels
Refresh rate50 Hz
Output screen colorFull color
Dimensions (l/w/h)155 mm / 95 mm / 165 mm
Weight650 g
Number of batteries2
Battery life5 hours
Operating temperature-30 °C / 50 °C
Environmental ratingIP66
Law enforcement
Search & rescue
Fire fighting


Part of General Bino series