Request InfoBern Optics Inc.Submillimeter optical mirrors as small as 0.2 mm in diameter are now available from Bern Optics Inc. They can be custom-engineered, ground and polished in a variety of standard or custom shapes to micron tolerances. The microscopic elements, some as small as a grain of salt, can be produced as first or second surface reflectors, with curved or plano surfaces. To meet specific requirements, custom-designed dielectric, metallic or hybrid coatings can be applied to the mirrors. 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