Retardation

Description

In optics, the lag distance of two refracted rays when they emerge from a crystal. The retardation is due to the Refractive index of the crystal and its thickness.

Synonyms and Related Terms

retard (Fr.); Verlangsamung (Deut.)

Resources and Citations

• Walter C. McCrone, John Gustave Delly, The Particle Atlas, W. McCrone Associates, Chicago, IV, 1972