Difference between revisions of Emmetropia
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Babies are born [[farsighted]], and become emmetropic over time after birth through [[axial elongation]] during emmetropization. | Babies are born [[farsighted]], and become emmetropic over time after birth through [[axial elongation]] during emmetropization. | ||
==Thresholds== | |||
Eyes are generally regarded as emmetropic if their spherical equivalent is between -0.5 and +0.5 D and can achieve 20/20 distance [[visual acuity]] without lenses. This permits some [[myopia]], [[hyperopia]], and [[astigmatism]]. | |||
==References== | ==References== | ||