he also needs to use separate reading glasses of power +2.0 dioptre. Explain what may have happened.

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A myopia person has been using spectacles of power −1.0 dioptre for distant vision. During old age, he also needs to use separate reading glasses of power +2.0 dioptre. Explain what may have happened.
19
Nov
A myopia person has been using spectacles of power −1.0 dioptre for distant vision. During old age, he also needs to use separate reading glasses of power +2.0 dioptre. Explain what may have happened. A myopia person has been using spectacles of power −1.0 dioptre for distant vision. During old age he also needs to [...]
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