Luminous ray

From International Dictionary of Marine Aids to Navigation
Jump to navigation Jump to search

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)