Difference between revisions of "Optic"
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Through the agency of these elements, rays emitted by a light source are deflected into new directions as required. | Through the agency of these elements, rays emitted by a light source are deflected into new directions as required. | ||
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Latest revision as of 10:01, 1 March 2009
2-2-000
An assembly of optically refracting or reflecting elements (or both) and their supporting frames.
Through the agency of these elements, rays emitted by a light source are deflected into new directions as required.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
