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Knowledge Center/ Glossary/ Dielectric Coating

Dielectric Coating

A type of coating consisting of materials that are electrical insulators. The reflective coatings consist of alternating layers of higher and lower index materials (compared to the substrate) in order to achieve a certain reflectivity over a certain wavelength region.

See also Notch Filter , Cold Mirror , Cube Beamsplitter , Hot Mirror , Interference Filter

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