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The focal length of eye lens is controlled by
  • a)
    Iris muscles
  • b)
    Ciliary body
  • c)
    Pupil
  • d)
    Cornea
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
The focal length of eye lens is controlled bya) ...
The change in the shape of the lens is controlled by the ciliary muscles inside the eye. Changes in contraction of the ciliary muscles alter the focal distance of the eye, causing nearer or farther images to come into focus on the retina; this process is known as accommodation.
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The focal length of eye lens is controlled bya) Iris muscles b) Ciliary body c) Pupil d) Cornea Correct answer is option 'B'. Can you explain this answer?
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