United Scientific Supplies Class 3R Laser Pointers

Ideal for optical experiments

Class 3R CAUTION Sign - Laser In Use

Classroom Green Laser Pointer – LaserClassroom

A look at the hazards of green laser pointers

United Scientific™ LASER POINTER – AmScope

Laser Beam Set – Stemcell Science Shop

United Scientific Supplies Class 3R Laser Pointers Red:Education Supplies

Accurate, inexpensive testing of laser pointer power for safe operation

Laser Safety

Laser Pointer Safety - Laser Classes (1, 1M, 2, 2M, 3R, 3B, 4)

Laser - Wikipedia

Understand the New Laser Product Safety Standards for Europe

Laser (Class 3R) – Stemcell Science Shop

Laser Pointers Selection Guide: Types, Features, Applications