Dear KP,
try different colors and let us know what you find out.
Deb
________________________
Deb Hunt
Snacktalk Moderator
Exploratorium
3601 Lyon Street
San Francisco, CA 94123-1099
dhunt@exploratorium.edu
On Tue, 1 Apr 2003, KP wrote:
> Can you please tell me what colour stay in the retina the longest and have the best afterimage?
>
> Thank you
> KP
>
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