Myopia
Trending Questions
Q.
When you are looking at the objects closer to the eye, the focal length of eye lens:
Remains same
Increases
Decreases
Fluctuates
Q. Cylindrical lenses are used in case of
- Astigmatism
- Myopia
- Hypermetropia
- Presbyopia
Q. If focal length of a convex lens is 80 cm, what will be the power of the lens (in diopter)?
Q.
Image is formed for the short-sighted personal
Q.
What are the two defects of eyes in which near vision and far vision are exclusively affected?
- Myopia
- Astigmatism
- Hypermetropia
- Teary eyes
Q. two thin lenses of focal length +20cm and -5cm are kept in contact what is the focal length and power of combination?
Q. formula for power of lens ?