fold mirror

Hello, you have come here looking for the meaning of the word fold mirror. In DICTIOUS you will not only get to know all the dictionary meanings for the word fold mirror, but we will also tell you about its etymology, its characteristics and you will know how to say fold mirror in singular and plural. Everything you need to know about the word fold mirror you have here. The definition of the word fold mirror will help you to be more precise and correct when speaking or writing your texts. Knowing the definition offold mirror, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.

English

Noun

fold mirror

  1. An mirror used to bend an optical path so that it can be made longer than the physical size of the system
    • 1978, D. G. Korsch, Anastigmatic three-mirror telescope, US Patent 4101195 (PDF version), retrieved 2021-12-27, page 2:
      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...