"New" colours possible?

Richard Norman rsnorman at mediaone.net
Tue Oct 30 23:11:32 EST 2001

On Wed, 31 Oct 2001 02:41:32 GMT, bbruner at uclink4.berkeley.edu (Bob)

>On Tue, 30 Oct 2001 22:08:44 +0100, "Urs Enke" <urs.enke at web.de>
>>For some years now I've wondered
>>-- whether the (red-green-blue-mixable) colours we know are all there are in
>>this universe, and if not,
>>-- whether it might be possible to neurologically change the visual cortex
>>(or whatever necessary) to create the sensation of other colours, and
>>-- whether there has been any research suggesting that other animals are
>>actually seeing different colours than we do.
>Just to add a brief comment to all the good stuff already posted...
>Apparently two different "red" receptors are known in humans, with
>slightly different wavelength responses. So, genetically determined,
>different people see color differently. (I can probably find a
>reference for that, if someone wants to look it up.)
Not at all.  You siimply have determined that different people
have slightly different mechanisms to see color.  It says
nothing whatsoever about whether they see the colors
differently or not.

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