33 Science -- Light

What is meant by myopia? Write its causes and remedy with the necessary ray diagram.

What is meant by myopia? Write its causes and remedy with the necessary ray diagram.

Myopia is the defect of vision in which a person can see a nearby object but cannot see distant objects.

Its causes are:

  1. Due to the shorting of focal length high converging power of the eye lens.
  2. Due to the elongation of eyeballs.

Its remedy is:

  1. It can be corrected by using a concave lens of suitable focal length.


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