Dispersion

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1-1-200

1. Phenomenon of the change in velocity of propagation of radiation as a function of its frequency, which causes a separation of the monochromatic components of a polychromatic radiation.


2. Property of an optical device, or medium, giving rise to this phenomenon.


3. Quantity characterising this property.


Reference: C.I.E. (modified)




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

Contrast

Celsius (previously Centigrade)

Capacitance

charge current

Intensity

Illuminance

Energy

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM