Inventors of the Brunton Axis Transit

science ​teaching and field tools designed by teachers

​​       ​       Real Science Innovations ​LLC

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Compro - Azimuth Format (0-360°) - $299.99

Ball & Socket Mount - $66.00

Conventional - Azimuth Format (0-360°) - $399.99

Axis - Quadrant Format (4 x 90°) - $619.99

Conventional - Quadrant Format (4 x 90°) - $399.99

International - Quadrant Format (4 x 90°) - $429.99

Thimble - $13.00

International - Azimuth Format (0-360°) - $429.99

Brunton Tripod


  • Non-magnetic, aluminum construction
  • For use with Ball & Socket Mount
  • Versatile double-extension legs
  • Extendable from 19.5 to 48"

Brunton Axis Pocket Transit


  • Novel dual-axis hinge allows single-configuration measurements
  • Hollow sighting tube for direct viewing - no mirror or sighting arm needed
  • Gravity-driven clinometer needle
  • Machined aluminum, hard-anodized body
  • NdFeB disc magnet with adjustable needle locking mechanism
  • Hinge dial with 2° gradations
  • Weight: 12.5 oz.
  • Dimensions: 3.92" x 2.78'' x 1.18''
  • More details, including instructional videos

Geo - Quadrant Format (4 x 90°) - $559.99

Compro - Quadrant Format (4 x 90°) - $299.99

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Brunton international Pocket Transit


  • Cast aluminum body
  • Alnico V bar magnets 
  • Low needle cup for versatility in high latitudes and Southern Hemisphere
  • Weight: 6.8 oz.
  • Dimensions: 3.1'' x 2.8'' x 1.3''
  • More details

Brunton Professional Transits

For Accurate Field Measurements


Real Science Innovations, LLC is proud to offer the full lineup of Brunton's professional pocket transits, including our own invention, the Brunton Axis.  Each transit is manufactured with care in Riverton, WY continuing Brunton's long tradition of creating high-quality, durable precision instruments.


Called "pocket transits" because of their compact size, all Brunton transits are useful for any setting where accurate measurements of directions and angles are required.  Geologists, foresters, surveyors, cavers, engineers, miners, and a variety of other field professionals have long trusted Brunton transits as part of their tool kit.  


All Brunton transits feature:

  • Lockable magnetic needle on a jewel bearing
  • ​180° E/W magnetic declination adjustment
  • ​Side grooves for Ball & Socket mount
  • ​Direct reading compass in Quadrant or Azimuth



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Brunton Compro Pocket Transit


  • Plastic composite body for light weight
  • NdFeB disc magnet for quick dampening and resistance to demagnetization
  • O-ring for maximum waterproofing
  • Weight: 5.7 oz.
  • Dimensions: 3.2'' x 2.8'' x 1.3''
  • More details
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Brunton Thimble


  • Aluminum construction
  • For use with Ball & Socket Mount
  • Attaches any Brunton transit to a tapered rake handle (not included)
  • Standard +/- 20 thread
  • Dimensions: approx. 2" x 1" outer diameter

Important Notes to Read Before Ordering: For International Sales, please contact us before ordering.  We will need to adjust shipping costs and may need to balance the magnetic needle for best accuracy in your region.  For bulk sales, contact Brunton directly for special discounts.  

Tripod - $126.75

Brunton Geo Pocket Transit


  • Machined aluminum, hard-anodized body
  • NdFeB disc magnet with adjustable needle locking mechanism
  • Hinge dial with 2° gradations
  • O-ring for maximum waterproofing
  • Weight: 12.8 oz.
  • Dimensions: 3.8' 'x 2.8'' x 1.3''
  • More details
  • Compass/Graduated Circle accuracy of ± 0.5° 
  • Clinometer accuracy of ± 0.5° 
  • Come packaged with leather case and instruction manual

Brunton Ball & socket mount


  • Non-magnetic
  • Aluminum & brass construction
  • Attaches any Brunton transit to Brunton's tripod or Jacob's Staff thimble
  • Versatile horizontal and vertical rotation
  • Dimensions: 3.6" x 3.4" x 0.9"
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Brunton Conventional Pocket Transit


  • Cast aluminum body
  • Alnico II bar magnets 
  • High needle cup for readability
  • Weight: 6.8 oz.
  • Dimensions: 3.1'' x 2.8'' x 1.3''
  • More details
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Contact Us:         Phone: 1 (970) 903-7684          Email: realscienceinnovations@gmail.com          801 South 2nd St. Lander, Wyoming  82520

Brunton Transit Accessories

Axis - Azimuth Format (0-360°) - $619.99

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Geo - Azimuth Format (0-360°) - $559.99