A thin prism of angle 4° has μᵥ=1.620, μᵣ=1.580, and μᵧ=1.600. Calculate its dispersive power.
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Question

A thin prism of angle 4° has μᵥ=1.620, μᵣ=1.580, and μᵧ=1.600. Calculate its dispersive power.

G1 Physics · Accepted Answer

ω=(μᵥ−μᵣ)/(μᵧ−1)=0.0667.