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Old 08-11-2014, 10:22 PM
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mithrandir (Andrew)
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Join Date: Jan 2009
Location: Glenhaven
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Quote:
Originally Posted by Redshift13 View Post
Depends what you're going to do with it, but I find my 1mw pointer is perfectly adequate for my astronomical needs (mostly pointing out stars and constellations, etc. at public viewing nights).
How useful a 1mW laser is depends on the light pollution. Around here they are next to useless. It takes about 10mW to provide a line visible to anyone more than arm's length from the person holding it, and either a permit or membership of an approved organisation like ASNSW.
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