Contrast and phase processing in amblyopia.

  title={Contrast and phase processing in amblyopia.},
  author={F Mac Cana and A L Cuthbert and William Lovegrove},
  journal={Vision research},
  volume={26 5},
Contrast-coding was investigated in amblyopic, fellow non-amblyopic and control eyes. Using a contrast-matching paradigm similar to Georgeson and Sullivan [J. Physiol. 252, 627-656 (1975)], amblyopic eyes were found to have a high frequency contrast-coding deficit not only at threshold but also at suprathreshold levels up to at least 0.45 contrast. The results do not support the claim of Hess and Bradley [Nature 287, 463-464 (1980)] and Hess, Bradley and Piotrowski [Proc. R. Soc. Lond. B217… CONTINUE READING

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