n MNASSA : Monthly Notes of the Astronomical Society of South Africa - Licensing green laser pointers : observers page

Volume 70, Issue 1_2
  • ISSN : 0024-8266



Over the past decade the green laser pointer has become an invaluable and indispensable aid for both professional and amateur astronomers. Initially only 5mW units were available, and whilst these worked well, more powerful units, with an output exceeding 100mW, became available. This enhanced performance proved popular, but unfortunately their use was abused by members of the public: they were used to "flash" aircraft[1] and interfere with players at sport events

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