31 In Negative crystal velocity of 1 Point Velocity of O ray

Last updated: 6/27/2023

31 In Negative crystal velocity of 1 Point Velocity of O ray is greater than Velocity of E ray in all directions except along optic axis Velocity of 0 ray is less than Velocity of E ray in all directions except along optic axis O ray E ray is equal in all directions except along optic axis