Skip Content


Thermal Weapon Sight, Microbolometer, 2.5X to 20X Magnification, 50mm Objective Lens

  • Item # 31ER64
  • My Part #
  • Mfr. Model # TIWSMT643B
  • Catalog Page # N/A
  • UNSPSC # 49131605
Thermal Weapon Sight,2.5X to 20X close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $11,379.00 / each
Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Want to Get Free Shipping?

  • Shipping Weight 7.0 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Restricted: This item is only approved for purchase by Government, Military and Law Enforcement customers. All orders will be reviewed.

View More

Technical Specs

  • Item Thermal Weapon Sight
  • Sensor Microbolometer
  • Magnification 2.5X to 20X
  • Field of View 12.5 Degrees x 9.7 Degrees
  • Reticle 9 Patterns
  • Objective Lens 50mm
  • Eye Relief 28mm
  • Length 6-47/64"
  • Width 2-23/32"
  • Height 2-7/8"
  • Display Color OLED Matrix, SVGA
  • Power Required (3) CR123A Type Batteries
  • Thermal Sensitivity Less Than 50 mK
  • Features Multiple Color Modes, Waterproof, Digital Brightness Control, MIL-STD 1913 Picatinny (Quick), (5) Different Reticles with Choice of Reticle Color
  • Includes Manual, Lens Tissue, Warranty, Hard Case, Batteries
  • Weight 1.87 lb.
How can we improve our Technical Specifications?

Compliance and Restrictions

  • Hazardous material - General

  • This item is restricted for international sale.

Alternate Search Terms

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.