name the type of lens if its power is 2.30 find the focal length of this lens
Answers
Answered by
16
Answer:
it is convex lens.
focal length of the lens = 1/2.3
=0.43
Answered by
1
The given lens is a convex lens with focal length of 0.435 m.
- The focal length of a lens is given by:
f = 1/P
Since Power = 2.30 D (given)
⇒ f = 1/2.3 0
⇒ f = 0.435 m
- The power and focal length of the given lens is positive.
- So it is a Convex lens.
Similar questions