Question

write The Lens Maker Formula​

Answer 1

Annyeong :)

F = focal length

N = index of refrection.

R = radii of curvature of the two sides of the lens.

Answer 2

Answer:

n1/v - n1/u = ( n2 - n1 )

[ 1/r1 - 1/ r2 ]

1/v - 1/u = (n2/n2 - 1)

[ 1/r1 - 1/r2 ]