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A Class 3R laser is considered safe if handled carefully, with restricted beam viewing. With a class 3R laser, the MPE can be exceeded, but with a low risk of injury. Visible continuous lasers in Class 3R are limited to 5 mW. For other wavelengths and for pulsed lasers, other limits apply.
Laser pointers have the potential to permanently damage your eyesight if misused! Read and follow these safety precautions when using laser pointers! 1  Before turning on the laser pointer, always be sure that it is pointed away from yourself and others.  Never look directly into a laser pointer.