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Why is a normal eye not able to see clearly the object placedcloser than 25 c/n? The near point of a hypermetropia eye is !m. What is the power of the lens required to correct the defet?Assume that the near point of the normal eye is 25 cm. |
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Answer» This is because the ciliary muscles of eyes are unable to contract beyond a certain limit. If the object is placed at a distance less than 25cm from the eye, then the object appears blurred because light rays coming from the object meet beyond the retina. What about the next question |
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