retinal disparity

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Related to retinal disparity: retinal detachment

ret·i·nal dis·par·i·ty

the slight difference in retinal images that arises because of the lateral separation of the two eyes that stimulates stereoscopic vision.
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References in periodicals archive ?
As discussed earlier, objects that lie within Panum's fusionai space give rise to retinal disparity, but can still be fused with a so-called associated phoria.