Difference between revisions of "Refractor"

Revision as of 10:00, 25 February 2009

2-1-235

A device in which the phenomenon of refraction is used to alter the spatial distribution of the luminous flux from a source.

Reference: C.I.E.

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

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(No difference)