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The far point of a myopic person is 80 c...

The far point of a myopic person is 80 cm in front of the eye. What is the nature and power of the lens required to correct the problem?

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The for point of a myopic person is 80 cm in front of the eye. What is the power of the lens required to enable him to see very distant objects clearly? In what way does the corrective lens help the above person? Does the lens magnify very distant object? Explain.

(a) The far point of a myopic person is 80 cm . In front of the eye. What is the power of the lens required to enable him to see very distant objects clearly ? (b) In what way does the corrective lens help the person above ? Does the lens magnify very distant objects ? Explain carefully. ( c) The person above prefers to remove his spectacles while reading a book. Explain why ?

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The far point of a myopic person is 150 cm in front of the eye. Calculate the focal length and power of a lens required to enable him to see distant objects clearly.

The far point of a myopic person is 150 cm in front of the eye. Calculate the focal length and power of a lens required to enable him to see distant objects clearly.

The near point of a hypermetropic person is 50 cm from the eye. What is the power of the lens required to enable him to read clearly a book held at 25 cm from the eye ?

The near point of a hypermetropic person is 50 cm from the eye. What is the power of the lens required to enable him to read clearly a book held at 25 cm from the eye ?