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Methods and Apparata for Direction-Selective Filtering and Applications Thereof

  • US 20200133015A1
  • Filed: 10/29/2018
  • Published: 04/30/2020
  • Est. Priority Date: 10/29/2018
  • Status: Active Grant
First Claim
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1. An optical apparatus, comprising:

  • an array of Fourier-transforming optically transmissive elements to each map optical radiation between each of a plurality of angles of incidence and corresponding coordinate locations proximate each respective optically transmissive element; and

    a support material to maintain the optically transmissive elements in the array.

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