See this video for the explanation of the difference between MPE and Accessible Radiation (AR):
Maximum Permissible Exposure
The Maximum Permissible Exposure (MPE) is the highest laser power that is considered safe for the eye. This value usually ranges in the allowed level for laser class 2. The term is mainly used when specifying the safety of an audience scanning laser show.
See this video for the explanation of the difference between MPE and Accessible Radiation (AR):
See this video for the explanation of the difference between MPE and Accessible Radiation (AR):
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