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US 5,208,700 AGranted
Lens cover assembly for binary diffractive optic lenses
AssigneeXerox Corporation
InventorsEllis D. Harris, Steven A. Buhler
Life of this patent
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Abstract
A plurality of binary diffractive optic lenses are formed within a corresponding plurality of recesses in the surface of one substrate. The substrate with the binary diffractive optic lenses in the recess are bonded to another flat substrate. A plurality of individual binary diffractive optic lens cover assemblies are obtained by dicing the two bonded substrates.
Claims13
A lens cover assembly for binary diffractive optic lenses comprising:
- a first substrate having a plurality of binary diffractive optic lenses within a corresponding plurality of recesses on one surface of said first substrate,
- a second substrate, and
- bonding means for securing said first and second substrates together to form a lens cover assembly from the combination of one of said binary diffractive optic lens and one of said recesses.
Dependencies are inferred from the claim text.