Subject:
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Re: Light Sensor in Mindstorms
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 6 Oct 1999 12:31:46 GMT
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Viewed:
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679 times
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Wes Matchett <wes@augustschell.com> wrote in message
news:37FA8820.BA37092A@augustschell.com...
> Probably a diode is used.
I think it is a phototransistor.
> I'm sure if this info is wrong, someone will correct me. :)
You betcha.
I don't know if it is layman enough, but there is a detailed description of
the Light sensor at:
http://www.plazaearth.com/usr/gasperi/light.htm
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Message is in Reply To:
 | | Re: Light Sensor in Mindstorms
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| The sensor uses two semiconductor devices (that's as technical as I'll get, hopefully). One of them is light sensing and the other is light producing. The sensor works by sending out some light and then sensing how much of that light is reflected (...) (25 years ago, 5-Oct-99, to lugnet.robotics)
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