Subject:
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Re: color sensor: was ( Light sensor values)
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Newsgroups:
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lugnet.robotics
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Date:
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Sat, 18 Sep 1999 23:20:13 GMT
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Viewed:
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623 times
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Stephen P. Gibbons <lego-robotics@crynwr.com> wrote in message
news:37E361B0.6CA5FEB@aztech.net...
> Pure-Lego (but more than one input/output unless a motor can be driven off • of the
> output to a light sensor and the input from a light sensor and rotation • sensor can
> be multiplexed):
> 1) 1 light sensor
> 2) 1 (micro)motor to drive the rotation of the filtering lenses
> 3) 1 rotation sensor/fibre-optic to detect which lense is in place at a
given
> I can think of two sets of filters that would probably be useful:
> RGB: (one red, one green, one blue, at 120o each.)
You have a good idea, but the LEGO light sensor is a silicon photo
transistor which is mostly sensitive to infra red. I doubt you could
measure any thing like blue light with it.
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Message has 1 Reply:
Message is in Reply To:
 | | Re: color sensor: was ( Light sensor values)
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| Pure-Lego (but more than one input/output unless a motor can be driven off of the output to a light sensor and the input from a light sensor and rotation sensor can be multiplexed): 1) 1 light sensor 2) 1 (micro)motor to drive the rotation of the (...) (25 years ago, 18-Sep-99, to lugnet.robotics)
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