influences. The interaction of the eye media such as cornea, lens or vitreous humour with the retina can lead to reduced visual acuity, for instance, if the media do not focus the incoming light on the [...] or if one focus point on the retina is not attained (astigmatism). In addition, damage to the eye media, the retina or the optic nerve can lead to reduced visual acuity. Visual acuity in ophthalmology However

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