Low-Cost laser level, 300 Foot Range from Cole-Parmer
Low cost laser sensors
How to build a low-cost laser (1974 edition) | Open Library
RS2-670-5 G50 – Power Technology, Inc.
Millimeter-Precision Laser Rangefinder Using a Low-Cost Photon Counter (Karlsruhe Series in Photonics and Communications): Eisele, Andreas: 9783731501527: Amazon.com: Books
CO2 Low Cost Hybrid Laser Marking System - Laser Cutting, Laser Marking & Engraving