Patent · US Active

Angularly-selective illumination

US11092794B2 · kind B2 · utility

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8References
8Claims
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Key dates

Filing dateApr 26, 2017
Grant dateAug 17, 2021
Priority date
Expiry dateApr 26, 2037

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06T2207/10152
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An optical apparatus comprises an illumination module (100) comprising a carrier (110), which has at least one light-transmissive region (112), for example. The illumination module (100) comprises a plurality of light sources (111), which are arranged on the carrier (110).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.