Thread: Ultra cheap 5mW lasers
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Old 01-02-2010, 11:36 PM
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erick (Eric)
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Join Date: Dec 2006
Location: Gerringong
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5mW is sufficient for reasonably dark skies and 6-8 people standing close to you. Big city suburban skies or a larger group of people, I'd go 20mW. Remember to obey State/Territory laws.
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