At Jefferson Lab, the line manager in authority to monitor and control the safe use of a specific laser. A numbered system used to describe a laser's capability to injure personnel. The classification system is defined by ANSI-136.1. The laser radiation level a person may be exposed to without hazardous effect or biological changes to the eye or skin. The space within which the level of direct, reflected, or scattered laser radiation may exceed the MPE during normal operation.
Visitors never operate, repair the laser, or come into contact with the laser beam.