Identify the defect of vision shown

Human Eye and Colourful World (10)

Observe the following diagram and answer the questions following it : 

1. Identify the defect of vision shown.
2. List its two causes.
3. Name the type of lens used for the correction of this defect. 

Answer

(i) Myopia / Short Sightedness

(ii) Causes: 

• Excessive curvature of eye lens
• Elongation of eye ball

(iii) Concave lens / Diverging Lens

• Exam Year: 2023