Luminous ray

From International Dictionary of Marine Aids to Navigation
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urn:mrn:iala:dic:2-1-0080

(Luminous) Ray

Alternative term: (Light) Ray

The path followed by light, which may be represented either by a straight line in a homogeneous medium, or by a bent or curved line in a non-homogeneous medium.




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

Languages

English

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

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