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Safety Interlock for Raman Spectrometer Laser Beam

Volume 25, Number 4 (Aug. 1971) Page 474-476

Bartz, A.M.; Pratt, C.B.; Kagel, R.O.


A Raman spectrometer equipped with a 350 mW laser required a means to confine and reduce the laser beam intensity to avoid eye injury. This is a description of the filter-shutter system designed to reduce the likelihood of an accidental exposure.