(a) Copy the following diagram on your answer sheet showing the formation of the image, assuming that the given eye is a hypermetropic eye.

(b) State two causes of this defect.

(c) Name the type of lens that would correct this defect.

(d) Draw a ray diagram to illustrate how this lens helps to correct hypermetropia.

Asked by Topperlearning User | 21st Jul, 2017, 03:16: PM

Expert Answer:

(a) Eye defect : Hypermetropia

(b) Two causes of the defect:

1. decrease in length of the eye ball

2. increase in focal length of the eye lens

(c) Convex lens.

(d) Correction of Hypermetropia

Answered by  | 21st Jul, 2017, 05:16: PM