Refraction (2)

4-1-880

Change in the direction of propagation of a radiation, determined by the change in the velocity of propagation in passing through a non-homogeneous medium, or in passing from one medium to another.

Reference: C.I.E. (modified)

Note: This phenomenon appears only when the angle of incidence is different from 90 degrees .

Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)

English