A person have clear vision between 50 cm and 100 cm. He used the lens to cure his myophia then due to the lens use where is the near point.
Answers
Answered by
1
Answer:
The near point would be from 25 cm to 50 cm
Explanation:
When object is placed at 25 cm, then a virtual image should form at 50 cm
So u=−25cm
v=−50
So f1=v1−u1
f1=−501−−251
f=50cm=0.5m
Power P=f1=0.51=2D
A convex is needed.
MARK ME THE BRAINLIEST PLEASE
Answered by
0
- For a person near point of vision is100/cm. Then the power of lens he must wear so as to have normal vision,should be:
Similar questions