MXPA01009398A - Pantalla de proyeccion reflejante y sistema de proyeccion. - Google Patents

Pantalla de proyeccion reflejante y sistema de proyeccion.

Info

Publication number
MXPA01009398A
MXPA01009398A MXPA01009398A MXPA01009398A MXPA01009398A MX PA01009398 A MXPA01009398 A MX PA01009398A MX PA01009398 A MXPA01009398 A MX PA01009398A MX PA01009398 A MXPA01009398 A MX PA01009398A MX PA01009398 A MXPA01009398 A MX PA01009398A
Authority
MX
Mexico
Prior art keywords
light
projection screen
screen according
reflective
polarization state
Prior art date
Application number
MXPA01009398A
Other languages
English (en)
Spanish (es)
Inventor
Andrew J Ouderkirk
Original Assignee
3M Innovative Properties Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of MXPA01009398A publication Critical patent/MXPA01009398A/es
Publication of MX225640B publication Critical patent/MX225640B/es

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0215Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having a regular structure
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0205Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0257Diffusing elements; Afocal elements characterised by the diffusing properties creating an anisotropic diffusion characteristic, i.e. distributing output differently in two perpendicular axes
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0273Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278Diffusing elements; Afocal elements characterized by the use used in transmission
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/02Diffusing elements; Afocal elements
    • G02B5/0273Diffusing elements; Afocal elements characterized by the use
    • G02B5/0294Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Polarising Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Transforming Electric Information Into Light Information (AREA)
MXPA01009398A 1999-03-19 1999-06-21 Pantalla de proyeccion reflejante y sistema de proyeccion. MXPA01009398A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/272,159 US6381068B1 (en) 1999-03-19 1999-03-19 Reflective projection screen and projection system
PCT/US1999/013914 WO2000057214A1 (en) 1999-03-19 1999-06-21 Reflective projection screen and projection system

Publications (2)

Publication Number Publication Date
MXPA01009398A true MXPA01009398A (es) 2002-06-04
MX225640B MX225640B (https=) 2005-01-18

Family

ID=23038664

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA01009398A MXPA01009398A (es) 1999-03-19 1999-06-21 Pantalla de proyeccion reflejante y sistema de proyeccion.

Country Status (9)

Country Link
US (1) US6381068B1 (https=)
EP (1) EP1166158B1 (https=)
JP (1) JP2002540445A (https=)
KR (1) KR20020001782A (https=)
CN (1) CN1350648A (https=)
AU (1) AU4700099A (https=)
DE (1) DE69919746T2 (https=)
MX (1) MXPA01009398A (https=)
WO (1) WO2000057214A1 (https=)

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KR20020001782A (ko) 2002-01-09
EP1166158A1 (en) 2002-01-02
US6381068B1 (en) 2002-04-30
CN1350648A (zh) 2002-05-22
DE69919746D1 (de) 2004-09-30
JP2002540445A (ja) 2002-11-26
MX225640B (https=) 2005-01-18
WO2000057214A1 (en) 2000-09-28
EP1166158B1 (en) 2004-08-25
DE69919746T2 (de) 2005-09-01

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