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US: Professor emails all students at university to remind them of laser safety
A physics professor at Eastern Illinois University in Charleston sent an email January 13 2014 to all students urging safe laser pointer use.
Douglas Brandt said that pointers should be labeled as Class 2 [less than 1 milliwatt] or Class 3R [less than 5 mW]. He stated that Class 3B and 4 lasers had the potential to damage the eye and were required to be registered with the State of Illinois.
He urged students to not direct a laser pointer at a person’s eye, and not to use Class 3B or 4 lasers, or unlabeled lasers.
Brandt is the laser safety officer at the university, which has about 11,600 students.
From the Daily Eastern News
Douglas Brandt said that pointers should be labeled as Class 2 [less than 1 milliwatt] or Class 3R [less than 5 mW]. He stated that Class 3B and 4 lasers had the potential to damage the eye and were required to be registered with the State of Illinois.
He urged students to not direct a laser pointer at a person’s eye, and not to use Class 3B or 4 lasers, or unlabeled lasers.
Brandt is the laser safety officer at the university, which has about 11,600 students.
From the Daily Eastern News