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Meaning of fold mirror | Babel Free

Noun CEFR B2

Definitions

An mirror used to bend an optical path so that it can be made longer than the physical size of the system

Examples

“To achieve this, a plane mirror, which functions as a fold mirror, is positioned at an angle of 45° with respect to the image formed by the primary-secondary mirrors...”

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

fold mountain fold net fold sphere fold up fold-down fold-up