Why a concave lens is used to correct myopia ? Give reason for thefollowing question.
Ahaha Yadav , 7 Years ago
Grade 8
General Physics> Why a concave lens is used to correct myo...
1 Answers
Aman gohel
Last Activity: 7 Years ago
Myopia is a eye defect in which the close objects is seen distinctly while the far objects are seen blurred.It is caused due to two factors:-i.If the eyeball is lengthened from front to back or,ii.The eye lens is too curved.We use a concave lens in such case as it first diverges the light ray before entering the eye so that the image is formed on retina and nowhere else.
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