folded optics
noun1
An optical system in which prisms and/or mirrors are used to reduce the overall physical length of the system.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
An optical system in which prisms and/or mirrors are used to reduce the overall physical length of the system.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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