rcb1 at LEX.LCCC.EDU
Thu Nov 2 14:01:51 EST 1995
On 2 Nov 1995, Jan Vorbrueggen wrote:
> In article <Pine.3.89.9511010831.C11033-0100000 at lex.lccc.edu>
> rcb1 at LEX.LCCC.EDU (Ron Blue) writes:
> Does anyone know how I can get a copy of a visual illusion that causes
> pain? My understanding is that it looks like a circle with vertical lines
I was able to get the picture at
I tried it out on 25 people. One out of six reported pain. Two were
in a strong state of discomfort. Also most reported subjective color.
Colors were blue, green, red, and orange.
More information about the Neur-sci