Alt-BEAM Archive
Message #05876
To: beam@sgiblab.sgi.com
From: television_is@mindless.com
Date: Sat, 28 Aug 1999 09:16:53 +1000
Subject: [alt-beam] Re: proximity sensors
Ivan patrick Codd wrote:
> hi again!
>
> does anyone know of any small low power reflective proximity
> sensors with a range of about a few centimetres, maybe four or
> five.
> any sensors i have looked at have extremely small ranges,
> usually less than 1 cm. are there sensors available with longer
> ranges?
>
> thanks again.
> Ivan Codd.
A 3 volt laser pointer would make an accurate proximity detector light
source.
Rob
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