Jockey 640 Compact Thermal Clip-On

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We expect the Jockey 640 to start shipping in Early December 2023. Learn more.

The Jockey 640 easily mounts in front of your existing 1-6x day scope with no additional zeroing required, working flawlessly with most optics under 5x magnification. The Jockey’s compact and lightweight design keeps your favorite .223/.556, rimfire, airgun, or crossbow nimble and responsive.

This unit boasts the high-performance ArmaCORE™ 640 thermal core, fast 60Hz frame rate for smooth operation and industry-best, outstanding visual acuity, based on Armasight’s Iron Wolf thermal technology platform. An extensive suite of features includes video and image capture, USB video stream, USB-C interface for viewing your recordings and photos on external devices such as computers or televisions. The Jockey 640 offers multiple color palettes, intuitive simple 3 button controls, a quick detach mount, and long battery life.


  • Multiple Color Palettes
  • Intuitive 3-Button Controls
  • Reticle (for Digital Zoom)
  • 4 Hours Runtime at 20° C
  • Image Detail Enhancement
  • Simple Alignment for Digital Zoom Capabilities
  • Quick Detach Mount Included
  • Video Recording & Image Capture
  • USB Video Stream
  • USB-C Interface for External Devices
  • Reticle ON/OFF Selection
  • Battery Status Indicator
  • ULTEM Composite Body and Ergonomic Design
  • Designed and Assembled in the USA from U.S. and Global Components

Package Includes


Detector Type ArmaCORE™ 640 × 480 12um Thermal Core
Detection Range 932m on a Human Sized Target
Recognition Range 233m on a Human Sized Target
Identification Range 146m on a Human Sized Target
Exit Pupil 25mm
FOV 17.6° (H) × 13.2° (V)
Memory 4 Hours of Video
Dimensions (mm/in) 174 x 68 x 66mm / 6.8 × 2.7 × 2.4in
Weight 384g / 0.85lbs
Optical Magnification 1x unity (recommended for daytime optics with 1x – 6x magnification)
Lens System F/1.00; 25mm manual focus
Rear Collimator f38mm
Digital Zoom 1x - 4x
Diopter Adjustment N/A
Battery Life Up to 4h at 20° C (68° F)
Battery Type 2 x CR123A (3V) or 1 x 16650 (3V)
Wireless None
Display XGA (1024 x 768) OLED
Graphics Active On-Screen Graphics and Iconology
Refresh Rate 60 Hz
Operating Temperature -40° C to +50° C (-40° F to + 122° F)
Recoil Rating 5.56cal
Waterproof IP67
Image Processing Digital Enhancement
Warranty 3 years w/ registration