what do you call

those pictures where you have to focus (or unfocus) your eyes to see a 3D
illusion?

Susan


.

Relevant Pages

  • Re: a bout television
    ... I like to watch TV in the dark, though it does strain the eyes a bit. ... The only way a white screen can produce the illusion of black is if it is displayed in darkness. ... Remember that all the light seen by the entire audience, watching that large screen, first passed through a postage stamp sized frame of film, with a brightness rivaling the Sun. ...
    (sci.electronics.basics)
  • Re: 1/2 OT - subject of use of knitting needles as weapons
    ... Susan, is your daughter is your daughter psychologically prepared to use ... tell you don't flash a weapon unless you are willing to use it. ... can of cheap hair spray has a high alcohol content and will burn the eyes. ... I know the dp 000 could do some damage to an eye, ...
    (rec.crafts.textiles.yarn)
  • Re: Lunar Illusion
    ... There are several elements in any optical illusion - the light has to ... enter the eyes, which are of different sizes and different offsets. ... not to mention relating images to memories. ... > Are you suggesting that a stereograph will reproduce the image scale of the ...
    (sci.astro)
  • Re: Otis got skunked - the Odyssey, Part II
    ... Susan M wrote: ... We are going to have to trap the skunk for sure, ... eyes shut tight. ... there was Otis, drooling and eyes stuck shut, obviously in a world ...
    (rec.pets.cats.anecdotes)
  • Re: Otis got skunked - the Odyssey, Part II
    ... "Susan M" wrote in message ... Sure enough, I opened the door and there was Otis - drooling and foaming, with his eyes shut tight. ... The worst of the smell is gone but, as with Chester, there's a residual burning rubber after-burn. ...
    (rec.pets.cats.anecdotes)