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Question
Draw a neat labeled diagram to show how hypermetropia can be rectified.
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Solution
RELATED QUESTIONS
What is the far point of a person suffering from myopia (or short-sightedness)?
Name the following:
The photosensitive pigment present in the rods of the retina.
Enumerate the common defects of vision, their causes and the possible methods of correcting them.
Differentiate between:
Short-sightedness and Long-sightedness.
Differentiate between:
Myopia and Hypermetropia.
Explain the Term: Hypermetropia
Give Technical Term:
The type of lens used to correct myopia is
With respect to human eye explain:
(i) How is the image formed on the retina?
(ii) How is the amount of light entering the eye-controlled?
(iii) What type of lens is used for the correction of ‘Long sight’ defect?
(iv) With the help of a ray, diagram show the defect of the eye and then its correction after the use of a lens.
Assertion: Myopia is the defect of vision in which a person cannot see distant objects clearly.
Reason: This due to eye-ball being too short.
Correlate the given sequence:
Hypermetropia : Convex lens : ______ : Concave lens
