For some people, red appears to be in front of blue. For some people, blue appears to be in front of red. This phenomenon is called "chromostereopsis".pic.twitter.com/nD4sXKZ1Ah
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Same for me. Strong astigmatism on left eye. With both eyes open the "red disk" looks like being in front, but tilted so that the left side has the same depth of the blue annulus. Right eye only: red nearer than blue. Left eye only: blue slightly nearer than red.
My eyes are 20 23 I think
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