Absorbing, reflecting and collimating polarizer stack and backlights incorporating same

Polarizer stacks are described. More particularly, polarizer stacks that include an absorbing polarizer and multiple reflective polarizers, including at least one collimating reflective polarizer are described. Such polarizer stacks are capable of emitted light that is both collimated and color neut...

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Bibliographische Detailangaben
Hauptverfasser: Haag, Adam D, Stover, Carl A, Weber, Michael F, Nevitt, Timothy J, Taylor, Robert D
Format: Patent
Sprache:eng
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Zusammenfassung:Polarizer stacks are described. More particularly, polarizer stacks that include an absorbing polarizer and multiple reflective polarizers, including at least one collimating reflective polarizer are described. Such polarizer stacks are capable of emitted light that is both collimated and color neutral. Backlights incorporating such polarizer stacks are also described.