Optical waveplate and an optical device using the waveplate

Optical waveplate and an optical device using the waveplate

This application claims the priority of Canadian Patent Application No. 2,315,997 filed Aug. 15, 2000. Optical waveplates made of polyethylene naphthalate (PEN) exhibit good optical properties comparable to or exceeding the respective properties of prior art waveplates made of polyimides (PI). PEN w...

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1. Verfasser: Diemeer, Mart
Format: Patent
Sprache:eng
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Zusammenfassung:This application claims the priority of Canadian Patent Application No. 2,315,997 filed Aug. 15, 2000. Optical waveplates made of polyethylene naphthalate (PEN) exhibit good optical properties comparable to or exceeding the respective properties of prior art waveplates made of polyimides (PI). PEN waveplates are a technically and commercially reasonable alternative to PI waveplates.