Write the formula to determine the focal length of lens given above biconvex lens.taking the radii of curvatures of all curved surfaces as 'R' and refractive index of lens material as 'n'
Answers
Answered by
1
Answer:
The focal length of the lens tells you how far away from the lens a focused image is created, if light rays approaching the lens are parallel. ... But for thicker lenses, how thick they are does make a difference, and in general, results in a shorter focal length.
Explanation:
Similar questions