The 0/-30mm Mini Prism System is designed for precision and ease of use in surveying, featuring a side-mounted bubble vial for enhanced accuracy.



  • Incorporates a 25mm copper-coated prism, ensuring high-quality reflections and measurements.
  • The prism is housed in a black anodized sealed aluminum can, providing durability and protection.
  • Features a 0/-30mm offset tilting prism assembly, allowing for flexibility and precision in various surveying scenarios.
  • Equipped with a 5/8-11 mounting thread, making it adaptable for a range of surveying instruments.
  • Includes a 40-minute adjustable circular side-mounted vial, offering easy and accurate level adjustments.

  • Mini Prism, Side-Mounted Vial, Orange, Copper-Coated.
  • Prism Holder.
  • Plumb Bob Prism Point.
  • S-Hook.
  • Prism Mount.
  • 5/8-11 Height Extension.
  • Carrying Case with Belt Loop.

  • 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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