The RSMP290 Mini-Prism is a highly adaptable and efficient tool for precise surveying, compatible with various surfaces including glass, marble facades, historic buildings, and pipelines.


  • Designed for easy attachment on challenging bases, either by sticking directly or using dowels and screws.
  • With tachymeters and total stations, the prism aligns accurately with the instrument and can rotate 360°, allowing use from almost all directions.
  • Ideal for quick and accurate monitoring of bridges, facades, and other structures.
  • Enables permanent settlement measurements during construction when used with robotic total stations.
  • In ATR mode, capable of achieving ranges between 300 m to 500 m, varying based on instrument type and environmental conditions.
  • With known measuring points, ranges up to 1,000 m can be achieved using robotic total stations.
  • For manual mode measurements, ranges of approximately 200 m can be obtained, depending on focus.
  • Offset: -10mm (Leica +24.4mm).
  • Equipped with a 17.5mm mini-prism; Height of the tilting mini-prism is 45mm.
  • Color: Grey.
  • Overall size: 105mm x 140mm x 65mm height.

  • Grey Rotatable Tilting Mini Prism 17.5mm, Non-Magnetic

  • An extensive warranty policy covers all laser construction products, survey equipment, machine control systems, GPS systems, trench shoring, and more.
  • The duration and terms of the warranty vary by product and manufacturer.
  • Any warranty claims must be accompanied by proof of purchase from James River Laser.

  • Unopened and unused items may be returned within 15 days of purchase for a full refund.
  • A 10% to 20% restocking fee will apply after 15 days.
  • Returns must be accompanied by the original proof of purchase from James River Laser.
  • To learn more, visit the Return and Replacement Policy Page.

  • If your order arrives damaged, please notify us within 48 hours of receipt.
  • Defective or damaged items may be replaced for the same product within 15 days of purchase.
  • Replacements are subject to product availability.

  • Offering a wide range of construction lasers, survey equipment, machine control systems, GPS systems, trench shoring, and more from top names in the industry.
  • Backing our equipment with manufacturer warranties.
  • Offering a customer-friendly return policy with flexible options.
  • Ensuring your confidence in our products through replacement policies for defective or damaged items.
  • Putting you first by resolving shipping-related issues promptly.

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