Translation of "optical filter" into Portuguese

filtro óptico is the translation of "optical filter" into Portuguese.

optical filter noun

An optical filters is a device that selectively transmits light of different wavelengths, usually implemented as plane glass or plastic device in the optical path which is either dyed in the bulk or have interference coatings.

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English-Portuguese dictionary

  • filtro óptico

    noun

    an optical filter placed in front of the photo-electric cell; and

    Um filtro óptico colocado na frente da célula fotoeléctrica; e

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