Difference between revisions of "Optical Panel"
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Latest revision as of 12:10, 3 February 2024
2-2-175
Alternative term: Flash Panel (U.S.A.)
A prismatic lens which may be of dioptric elements only, or may include both dioptric and catadioptric elements, all mounted in one rigid supporting frame. Such a panel may be symmetrical or asymmetrical according to requirements. One or more panels form an optic.
(Figs. 10 and 17)
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
