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प्रश्न
The optical prescription for a pair of spectacles is :
Right eye : −3.50 D
Left eye : −4.00 D
Which is the weaker eye?
उत्तर
Left eye is weaker because it has a correction with a lens of lower focal length.
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संबंधित प्रश्न
Compare the following: Choroid and retina
Name the part of the eye:
which controls the amount of light entering the eye.
What are rods and cones in the retina of an eye? Why is our night vision relatively poor compared to the night vision of an owl?
Name the muscles of the eye responsible for the power of accommodation.
Name the following:
Short sightedness.
Define the following:
Yellow spot
Give the main function of the following:
Lachrymal glands
In a myopic eye, the image of the object is formed
The coloured portion of the eye is the ______.
Match the following:
| Column - I | Column - II |
| 1. Retina | a. Path way of light |
| 2. Pupil | b. Far point comes closer |
| 3. Ciliary muscles | c. near point moves away |
| 4. Myopia | d. Screen of the eye |
| 5. Hypermetropia | e. Power of accommodation |
