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Armasight (FLIR) Helios 336 HD 5-20x75 (30 Hz) product image
Type: Bi-ocular
Resolution: 336 x 256 pixels
Brand: Armasight by FLIR
Series: Helios HD

Armasight (FLIR) Helios 336 HD 5-20x75 (30 Hz)

The HELIOS 336 HD 5-20X75 (30 HZ) is a thermal imaging bi-ocular made by Armasight (FLIR) and is part of the Helios HD series. It utilizes a 336 x 256 pixels thermal core with a refresh rate of 30Hz and features a 75mm lens, giving you a field of view of 4.3 x 3.2 degrees.

The Helios HD is a solid-state, uncooled, long-wave infrared, magnified, dedicated handheld thermal imager intended for day and nighttime missions.

Helios HD Thermal Imaging bi-oculars are characterized by their simple but intuitive controls, functions, and features that are layered among direct button adjustments, direct combination button functions, and electronic menu selections. The Helios HD has the ability to record imagery and is equipped with video-out capabilities.

The Helios HD Thermal Imaging bi-ocular represents one of the most sophisticated devices for longrange observation on the market today, due to its superior price-to-performance value.


  • 75mm Objective Germanium Lens Options
  • 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
  • Wireless remote control
  • CNC machined aircraft-aluminum alloy construction
  • Rapid start-up
  • Made in the USA

Helios 336 HD 5-20x75 (30 Hz) Specifications

Lens75 mm
Diopter adjustment-5 +5
Eye relief distance16 mm
Exit pupil diameter14 mm
Digital zoom4 x
FOV (h/v)4.3 ° / 3.2 °
Focus range5m to infinity
Thermal typeCooled
Sensor resolution (h/v)336 pixels / 256 pixels
Pixel pitch17 µm
Display resolution (h/v)800 pixels / 600 pixels
Refresh rate30 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)272 mm / 102 mm / 89 mm
Weight1080 g
TypeCR123A 3V Lithium batteries or CR123 type rechargeable batteries
Number of batteries2
Battery life4 hours
Operating temperature-40 °C / 50 °C
Storage temperature-50 °C / 70 °C
Environmental ratingWater and Fog-Resistant
Law enforcement
Search & rescue
Fire fighting


User manual
1.42 mb

More devices in Helios HD series

Manufactured by Armasight (FLIR)
Armasight by FLIR is a world leading provider of cutting edge Night Vision including Night Vision Goggles and advanced Infrared Thermal Imaging Solutions, top-quality Direct View Binoculars, Illumination Tools, Long Range Sniper Scopes and other precision optics featuring outstanding performance and rich in innovative features.
Thermal Imaging cameras
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