Nova Patents
AT338285T

Multilayer birefringent film for polarizing beam splitter

Abstract

Suitable for applying on the PBS a projection system and a. Polarization beam (PBS) comprises at least one prism, prism comprises at least one main surface and refraction index at least one of 1.6, and thin film is the main surface. The invention claims an unique at least provided with a first material and second material of the multilayered film. The single axle according, which the stretch direction film is less than of 0.15 refractivity unit.

Term

No projected expiry on record.

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20 members in 10 offices

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Priority claims
DocumentOfficeKindDate
87857501United States of AmericaA

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DocumentOfficeKind
WO02101427A2World Intellectual Property Organization (WIPO)A2
AU2002258763A1AustraliaA1
US2003016334A1United States of AmericaA1
WO02101427A3World Intellectual Property Organization (WIPO)A3
US6609795B2United States of AmericaB2
KR20040020920ARepublic of KoreaA
EP1395858A2European Patent Office (EPO)A2
CN1524190AChinaA
JP2004530165AJapanA
US2005001983A1United States of AmericaA1
US6926410B2United States of AmericaB2
EP1395858B1European Patent Office (EPO)B1
AT338285TThis recordAustriaT
ATE338285T1AustriaT1
DE60214370D1GermanyD1
CN1280644CChinaC
ES2272710T3SpainT3
DE60214370T2GermanyT2
KR100899248B1Republic of KoreaB1
JP4327590B2JapanB2