Sign-dependent changes in retinal electrical activity with positive and negative defocus in the human eye
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Highlights
► Human eye can detect optical defocus at retina level. ► Human retina can differentiate signs of defocused signals. ► Paracentral retina reacts more vigorous to optical defocus than central retina.
Keywords
Optical defocus
Neural activity
Multifocal electroretinogram (mfERG)
Global flash
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