Advertisements
Advertisements
प्रश्न
What type of lens is used to correct Hypermetropia?
Advertisements
उत्तर
Convex lens
APPEARS IN
संबंधित प्रश्न
Name the defect of vision in a person:
whose near point is more than 25 on away.
What is the far point of a person suffering from myopia (or short-sightedness)?
The picture given here shows a person wearing 'half-moon' spectacles. What sort of eye-defect do do you think he has? Why are these particular spectacles useful to him?
Name the following:
The photosensitive pigment present in the rods of the retina.
Differentiate between members of the following pair with reference to what is asked in the bracket.
Rods and cones (sensitivity).
Write whether the following is true or false:
A convex lens is used for correcting myopia.
Given below is a diagrammatic representation of a defect of the human eye:
(i) Identify the defect.
(ii) Mention two reasons for the above defect.
(iii) State how the defect can be rectified.
(iv) Name the part of the eye responsible for maintaining the shape of the eyeball.
Myopia and hypermetropia can be corrected by:
Name the following:
Two kinds of accomodations.
