Re: [mowbot] Colour sensor

Monta Elkins (Monta nospam at
Tue, 05 Nov 1996 12:56:24 -0500

robin nospam at wrote:
> I have done some simple and successful experiments to detect the
> colours of objects using just some LEDs and a light-dependant resistor.
> Detecting colour sounds like it will be useful for all sorts of things.
> Since everything that needs cutting is in the green/yellow part of
> the spectrum, and most things that don't need cutting aren't, it should
> provide a pretty good boundary detector that requires no training.

Sounds, ingenious, simple and useful.
What distances have you tried;
a few (6?) centimeters should be enough.

-Monta Elkins

| "All that is necessary for evil to triumph is |
| for good men to do nothing." -- Edmund Burke |
| Monta nospam at ----------------- |
| System Administrator - Blacksburg Electronic Village |