A-ray of light travelling from a rarer medium to a denser medium
slows down and bends towards the normal.
When light enters an optically denser medium from a rarer medium, its speed decreases and an obliquely incident ray bends towards the normal.
Myopia is also known as ______.
Part of the eye which controls the light entering, is called as
Which defect of vision is corrected using cylindrical lenses in spectacles ?
Which of the following defects can be corrected by using a convex lens of appropriate power?
What type of lens is present in human eyes?