Two identical thin isosceles prisms of refracting angle ' $A$ ' and refractive index $μ$ are placed with their bases touching each other. Two parallel rays of light are incident on this system as shown. The distance of the point where the rays converge from the prism is :

Question

TestHub · Accepted Answer

Each ray deviates by δ = ( μ − 1 ) A towards the axis Ray at height h meets the axis at distance x with tan δ ≈ x h ​ x = ( μ − 1 ) A h ​

Physics - Geometrical Optics Question with Solution | TestHub

Options:

Doubts & Discussion