Presbyopia (prɛs-, prɛzbɪˈəʊpɪə) comes from the Greek presbus (old man or elder) and op (eye). It refers to the deterioration of the ability to focus on small objects viewed at short distances, such as print. It is associated with aging and likely caused by the progressive loss of elasticity of the eye's crystalline lens (or simply the lens), which
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Comments 1
Good to learn the technical term.
---L.
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