Acrux Thermal Monocular

Acrux Thermal Monocular


The PRG Defense Acrux is the latest and most technologically-advanced thermal imaging device for observation currently available on the market. Bi-ocular is made of high-grade aircraft aluminum alloy, making the unit both durable, lightweight and waterproof.


The Acux’s user-friendly interface, comfortable and ergonomic buttons, together with the wireless remote control makes adoption and application incredibly simple. Based on the FLIR Tau 2 VOx microbolometer core, the Acrux offers a variety of image palettes.


  • Dual eye viewing system for comfortable, extended viewing sessions
  • FLIR Tau 2 sensor
  • Advanced Shutterless technology
  • Easy and intuitive operation
  • Manually adjustable eyepiece and objective lens
  • Wide variety of color palettes
  • Digital zoom: 1x, 2x, 4x, 8x
  • Wireless remote control
  • Waterproof
  • Integral MIL-STD-1913 rails on unit for optional accessories
  • Powered by two standard CR123A batteries
  • External power supply via micro USB
  • Specifications





    Detector Type

    FLIR Tau 2

    17μm Uncooled Microbolometer

    FLIR Tau 2

    17μm Uncooled Microbolometer




    Refresh Rate

    30 Hz

    30 Hz

    Start Up

    3 seconds

    3 seconds

    Lens System

    50 mm; F/1.0

    75 mm; F/1.0

    Optical Magnification



    Field of View

    14.8 ° × 11.8°

    8.3° × 6.6°

    Digital Zoom

    2×, 4×, 8×

    2×, 4×, 8×

    Diopter Adjustment Range

    -5 to +5 diopters

    -5 to +5 diopters

    Focusing Range

    5 m to infinity

    5 m to infinity

    Display Resolution

    800x600 pixels

    800x600 pixels


    0.9 kg (1.9 lb)

    1.14 kg (2.5 lb)

    Overall Dimensions

    288 × 109 × 60 mm (11.3 × 4.2 × 2.3 in)

    312 × 109 × 89 mm (12.2 × 4.2 × 3.5 in)

    Video Output

    PAL (768x574 pixels)/ NTSC (640x480 pixels)

    Temperature Imaging Palettes

    White Hot, Black Hot, Fusion, Rainbow, Globow, Ironbow1, Ironbow2, Sepia, Color1, Color2, Ice-Fire, Rain



    Micro-USB (Power bank 5V); Universal S620 connector (Power In, Analog Video In/Out, Wi-Fi Attachment, HD Recorder, Extended Battery Pack)

    Battery Type

    Two CR123A 3V Lithium Batteries or CR123 Type Rechargeable Batteries with Voltage from 3.0V to 3.7V (2)

    Battery Life (Operating)

    Up to 4 hr (optional up to 12 hrs)


    External Power Supply

    Power bank (5V) via Micro-USB port;

    Extended battery pack (6V) or 6V/600 mA power supply via S620 connector

    Operating Temperature Range

    -40°C to +50°C (-40°F to +122°F)

    Environmental Rating


    Package Includes

    Thermal Imaging Bi-Ocular, Neck Strap, Video Cable, Lens Cloth, Soft Carrying Case, User Manual