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CBSE Class 10 Answered

atmospheric refraction
Asked by | 13 Jul, 2008, 08:15: PM
answered-by-expert Expert Answer

Presbyopia describes the condition where the eye exhibits a progressively diminished ability to focus on near objects with age.

Astigmatism is an optical defect, whereby vision is blurred due to the inability of the optics of the eye to focus a point object into a sharp focused image on the retina

Answered by | 14 Jul, 2008, 12:08: PM

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