At first, the mere idea of intentionally directing a Class IIIb or IV laser beam into an audience seems insane. Such a beam can easily cause permanent harm in milliseconds, and the audience is unable to protect itself against such a hazard. Numerous safety officials and safety reports commonly cite “beams in the audience” as the worst-case safety problem in a laser display application.
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© 1997 Laser Institute of America.
1997
Laser Institute of America
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