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The change in focal length of eye lens, so as to focus the image of objects situated at varying distance in front of eye, is done by the action of the
  • a)
    pupil
  • b)
    retina
  • c)
    ciliary muscles
  • d)
    iris
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
The change in focal length of eye lens, so as to focus the image of ob...
To focus the objects, situated at different distances from the eye, distinctly at the retina the eye lens adjusts its focal length. This adjustment of focal length of eye lens is achieved by the contraction/relaxation of the ciliaiy muscles.
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The change in focal length of eye lens, so as to focus the image of objects situated at varying distance in front of eye, is done by the action of thea)pupilb)retinac)ciliary musclesd)irisCorrect answer is option 'C'. Can you explain this answer?
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