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Emissive display with hybrid polarizer

  • US 9,761,843 B2
  • Filed: 11/21/2013
  • Issued: 09/12/2017
  • Est. Priority Date: 11/30/2012
  • Status: Active Grant
First Claim
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1. An emissive display comprising:

  • an OLED;

    a first birefringent reflective polarizer;

    a second birefringent reflective polarizer optically between the OLED and the first birefringent reflective polarizer;

    a first linear absorbing polarizer having a contrast ratio of less than 100;

    1 optically between the first birefringent reflective polarizer and the second birefringent reflective polarizer;

    a second linear absorbing polarizer having a contrast ratio of less than 100;

    1, where the first birefringent reflective polarizer is optically between the second linear absorbing polarizer and the first linear absorbing polarizer; and

    a structured optical film optically between the OLED and the second birefringent reflective polarizer.

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