Patent ID: 11876350
Assignee: II-VI DELAWARE, INC.
Field: Optics (Instruments)
Classification: CPC H | IPC H

Claim 9:
10. The method of claim 9, wherein forming the dimensioned features on the surface of the first portion of the optical layer comprises:
defining the plurality of dimensioned features with photolithography on the surface of the second cladding, and etching the the plurality of dimensioned features in the surface of the second cladding using an etching process;
defining the plurality of dimensioned features using electron-beam lithography on the surface of the second cladding and etching the the plurality of dimensioned features in the surface of the second cladding using an etching process; or
defining the plurality of dimensioned features using nanoimprint lithography on the surface of the second cladding and etching the the plurality of dimensioned features in the surface of the second cladding using an etching process.