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Tamil Nadu Board of Secondary EducationHSC Science Class 12

What is the near point focusing?

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Question

What is the near point focusing?

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Solution

The image is formed at a near point, i.e. 25 cm for the normal eye. This distance is also called as least distance D of distinct vision. In this position, the eye feels comfortable but there is little strain on the eye.

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Chapter 7: Wave Optics - Evaluation [Page 104]

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Samacheer Kalvi Physics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 7 Wave Optics
Evaluation | Q 39. | Page 104
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