DIFFRACTIVE OPTICAL STRUCTURES AND METHODS FOR MANUFACTURING SAME
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United States of America
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Feb 20, 2025
app pub date -
Aug 16, 2023
filing date -
Aug 16, 2023
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Abstract
An diffractive optical element article and a method for manufacturing the diffractive optical element article is disclosed where the optical grating article includes a bulk material substrate having a bulk material surface and a Bulk Material (BM) index of refraction, an amorphous material film layer deposited onto the bulk material surface, the amorphous material film layer having a film thickness and an amorphous material film layer index of refraction and a plurality of diffractive optical elements machined into the amorphous material film layer, wherein each of the plurality of diffractive optical elements include a diffractive optical element thickness and a diffractive optical element profile.
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