Armasight Helios 336 3-12x42 (60Hz) product image

Armasight Helios 336 3-12x42 (60Hz)

The HELIOS 336 3-12X42 (60HZ) is a thermal bi-ocular made by Armasight and is part of the Helios series.

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The Helios 336 3-12x42 (60Hz) packs a quality 42mm f/1 lens to capture thermal radiation. The field of view (FOV) on this thermal bi-ocular reads 7.8 x 5.9 degrees. It's equipped with a 4x digital zoom to capture additional details. The eye relief distance is 16mm and the exit pupil diameter is 14mm.

Inside the housing of the Helios 336 3-12x42 (60Hz) you'll find the (uncooled, 17µm) 333 by 256px sensor with a refresh rate of 60Hz.

The dimensions of this thermal bi-ocular are 238 x 100 x 62mm (length/width/height) and weighs in at 800g. It can withstand dust, shocks, water (splashes) and submersion under water. Operating temperatures range between -40°C and 50°C.

The Helios 336 3-12x42 (60Hz) can be used for surveillance missions, law enforcement, search and rescue operations and military operations.


  • User selectable NTSC or PAL format
  • Easy and Intuitive Drop-down user interface
  • Digital E-Zoom:1x, 2x and 4x
  • Color Modes: White Hot/ Black Hot/ Rainbow/ Various Color modes
  • Extended operation time with optional external battery power supply
  • Recording: video output /optional Video Recorder with onboard replay
  • CNC machined aircraft-aluminum alloy construction
  • Rapid start-up
  • Limited 3-year warranty
  • 10-year warranty on FLIR detector
  • Made in The USA
Lens42 mm
Diopter adjustment-5 +5
Eye relief distance16 mm
Exit pupil diameter14 mm
Digital zoom4 x
FOV (h/v)7.8 ° / 5.9 °
Focus range5m to infinity
Thermal typeUncooled
Sensor resolution (h/v)333 pixels / 256 pixels
Pixel pitch17 µm
Display resolution (h/v)800 pixels / 600 pixels
Refresh rate60 Hz
Image polarityWhite Hot, Black Hot, Fusion, Rainbow, Globow, Ironbow 1, Ironbow 2, Sepia, Color 1, Color 2, Ice-Fire, Rain, and OEM Custom
Output screen colorFull color
Startup time3 seconds
Package contentsVideo Cable, Battery Cassette, Packing Box, Soft carrying Case, Two Lithium Battery CR123A, Instruction Manual with Warranty Card, AWReC (Advanced Wireless Remote Control) #94, Picatinny adapter for AWReC (Advanced Wireless Remote Control)
Dimensions (l/w/h)238 mm / 100 mm / 62 mm
Weight800 g
TypeCR123A 3V
Number of batteries2
Battery life4 hours
Operating temperature-40 °C / 50 °C
Storage temperature-50 °C / 70 °C
Law enforcement
Search & rescue
Fire fighting


Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)
Armasight Helios Series (42mm lens)


Part of Helios series