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[DPRG] Basic Laser Range Finder
Subject: [DPRG] Basic Laser Range Finder
From: Rodent
daweasel at swbell.net
Date: Sun Sep 2 22:38:53 CDT 2001
I can show you how to make a direction / range finder out of one of the
Devantech ultrasonic sensors and a servo. This is pretty accurate and gives
you a range of 10 feet.
----- Original Message -----
> The Circuit Cellar article "A Low Cost Laser Range Finder" was published
in
> 1994. It was written by Tom Ward of Brisbane Australia. I have a
> preliminary version of the article instead of the published version, so I
do
> not know what month it was published. The range finder used about $150
> worth of parts and used triangulation. It is an excellent design and the
> article has full details including source code. Since it was designed for
a
> micro mouse it has a very short maximum range, but could be easily changed
> for longer range.
>
> Sharp Electronics Corporation makes some cheap triangulation range
finders.
> Uses an LED instead of a laser. Cost is about $15, maximum usable range
is
> about 30 inches.
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