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From: "Sir Charles W. Shults III"
Subject: Re: Deflecting laser beam 90°
X-Newsreader: Microsoft Outlook Express 6.00.2600.0000
Date: Fri, 27 Sep 2002 14:58:11 GMT
NNTP-Posting-Date: Fri, 27 Sep 2002 10:58:11 EDT
Organization: RoadRunner - Central Florida
"KILOWATT" wrote in message
> Hi everyones. It's to protect a very small area
> with the beam of an ordinary laser pointer.
> I need a way to deflect it's beam by 90° but cannot
> figure how since my knowledge in optics is limited.
> With a small piece of mirror it's easy to bring back
> the beam to toward the laser source...(at or near 180°)
> but at the angle of 90°...hmmmmm..????????????????
Just aim the mirror. At 45 degrees, the mirror will reflect the beam 90
degrees. This is the reflexive law.
My robotics, space and CGI web page - http://home.cfl.rr.com/aichip
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