Difference between revisions of "Luminous ray"
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Latest revision as of 10:00, 1 March 2009
2-1-080
(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)
