Optical Survey Prism with lightweight metal flange mount


  • This light weight, low profile monitoring prism assembly is designed to allow for epoxying onto surfaces. It features a wide, aluminum flange.

372 in stock (can be backordered)

SKU: SV-PR-LW Categories: , ,

Optical Survey Prism with lightweight metal flange mount, for use with Topcon, Sokkia, Leica, Trimble and other total stations



$75.00Add to cart

$55/item when purchasing 50 or more | Free Shipping |
372 available

Product Information

Product Information

Metal Road Monitoring Prisms from Specto Technology

Specto Technology is your one source for AMTS monitoring prisms and is proud to provide you with:

  • Light weight monitoring prisms for purchase
  • Customized training for you and/or your subcontractors. Click here to view a list of training classes.
  • Best-in-class hosted data solutions to keep your data moving wirelessly from the field to your fingertips
  • Exceptional customer service and support

The light weight, low profile monitoring prism is secured onto a light weight aluminum L-shaped flange.

The light weight design allows the prism assembly to be epoxied to a surface when anchor bolts are not able to be used.

We carry stock of Light Weight Monitoring Prisms. Same-day shipping or pickup is available!


  • Small size
  • Prism diameter:  24.5mm
  • Measuring distance:  2,000m
  • Offset:  -25.4mm (Topcon, Trimble), +8.92 (Leica)
  • Accuracy:  2 arc sec


  • Possible to secure to surfaces with epoxy due to light weight
  • Discrete due to low profile and small prism size


  • Monitoring prisms are designed for use with an automated total station (AMTS) to monitor settlement and deformation of roads, buildings, pavement, and other surfaces.