DE3785922D1 - Bildprojektionssystem. - Google Patents

Bildprojektionssystem.

Info

Publication number
DE3785922D1
DE3785922D1 DE8787202255T DE3785922T DE3785922D1 DE 3785922 D1 DE3785922 D1 DE 3785922D1 DE 8787202255 T DE8787202255 T DE 8787202255T DE 3785922 T DE3785922 T DE 3785922T DE 3785922 D1 DE3785922 D1 DE 3785922D1
Authority
DE
Germany
Prior art keywords
image projection
projection system
picture
display tube
brightness
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8787202255T
Other languages
English (en)
Other versions
DE3785922T2 (de
Inventor
Johannes Hendrikus Mari Spruit
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE3785922D1 publication Critical patent/DE3785922D1/de
Application granted granted Critical
Publication of DE3785922T2 publication Critical patent/DE3785922T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
  • Liquid Crystal (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Projection Apparatus (AREA)
  • Display Devices Of Pinball Game Machines (AREA)
DE87202255T 1986-11-24 1987-11-18 Bildprojektionssystem. Expired - Fee Related DE3785922T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8602975A NL8602975A (nl) 1986-11-24 1986-11-24 Beeldprojektiestelsel.

Publications (2)

Publication Number Publication Date
DE3785922D1 true DE3785922D1 (de) 1993-06-24
DE3785922T2 DE3785922T2 (de) 1993-12-09

Family

ID=19848874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87202255T Expired - Fee Related DE3785922T2 (de) 1986-11-24 1987-11-18 Bildprojektionssystem.

Country Status (8)

Country Link
US (1) US4766498A (de)
EP (1) EP0273476B1 (de)
JP (1) JPS63148221A (de)
KR (1) KR960013312B1 (de)
AT (1) ATE89670T1 (de)
AU (1) AU8143687A (de)
DE (1) DE3785922T2 (de)
NL (1) NL8602975A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937661A (en) * 1988-07-11 1990-06-26 North American Philips Corporation Projection television display tube and device having band pass interference filter
JP2582140B2 (ja) * 1988-10-31 1997-02-19 株式会社日立製作所 投写形ディスプレイ
JPH02148009A (ja) * 1988-11-30 1990-06-06 Hitachi Ltd 投写レンズ
US4914510A (en) * 1988-12-23 1990-04-03 North American Philips Corporation Method for improving the white field uniformity of a projection color TV using CRTs having interference filters, projection color TV and CRTs resulting from the method
JPH0760202B2 (ja) * 1989-07-31 1995-06-28 パイオニア株式会社 プロジェクションテレビ用投写装置
JPH03127436A (ja) * 1989-10-11 1991-05-30 Mitsubishi Electric Corp 投写型テレビジョン装置
GB2238397A (en) * 1989-11-22 1991-05-29 Philips Electronic Associated A projection lens system having aspheric surfaces
US5055922A (en) * 1990-03-07 1991-10-08 U.S. Precision Lens Incorporated Color tv projection lens system
JPH06242441A (ja) * 1992-12-22 1994-09-02 Canon Inc 光源装置及び該装置を備える表示装置
JP3368110B2 (ja) 1995-08-01 2003-01-20 キヤノン株式会社 光源装置及び光学機器
US6665117B2 (en) 1999-05-06 2003-12-16 Conocophillips Company Method and apparatus for interactive curved surface borehole interpretation and visualization
US6215499B1 (en) * 1999-05-06 2001-04-10 Phillips Petroleum Company Method and apparatus for interactive curved surface seismic interpretation and visualization
US6424464B1 (en) 1999-05-06 2002-07-23 Phillips Petroleum Company Method and apparatus for interactive curved surface seismic interpretation and visualization

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US800085A (en) * 1905-03-30 1905-09-19 Clarinda Poultry Butter & Egg Co Milk-can.
FR2256421B1 (de) * 1973-12-28 1976-11-19 Sopelem
JPS55124114A (en) * 1978-09-08 1980-09-25 Us Precision Lens Inc Projector lens
GB2091898B (en) * 1981-01-23 1984-07-18 Hodges Marvin P Aspheric projection lens system utilizing concave image
US4526442A (en) * 1981-01-28 1985-07-02 U.S. Precision Lens, Inc. Compact projection lens
US4423438A (en) * 1981-02-26 1983-12-27 Nec Kansai, Ltd. Projection type cathode ray tube with masking means
JPS6049311A (ja) * 1983-08-29 1985-03-18 Nippon Kogaku Kk <Nikon> 投影レンズ
NL8402304A (nl) * 1984-07-20 1986-02-17 Philips Nv Beeldbuis.
US4672458A (en) * 1984-12-28 1987-06-09 North American Philips Corporation Projection television systems having lens tilt compensation member

Also Published As

Publication number Publication date
DE3785922T2 (de) 1993-12-09
US4766498A (en) 1988-08-23
JPS63148221A (ja) 1988-06-21
EP0273476A1 (de) 1988-07-06
KR960013312B1 (ko) 1996-10-02
ATE89670T1 (de) 1993-06-15
EP0273476B1 (de) 1993-05-19
KR880006932A (ko) 1988-07-25
NL8602975A (nl) 1988-06-16
AU8143687A (en) 1988-05-26

Similar Documents

Publication Publication Date Title
AU4351685A (en) Liquid crystal projector and method
CA2142715A1 (en) Projection system for projecting a color video picture and transformation optical system for same
WO1988001823A1 (en) Video projector with optical feedback
ATE89670T1 (de) Bildprojektionssystem.
DE3575370D1 (de) Farbbildprojektionssystem.
KR930013822A (ko) 투사형 lcd의 다색시스템
GB1506547A (en) Television camera
US4106866A (en) Image projection system
JPS5683705A (en) Projector
ES459022A1 (es) Perfeccionamientos introducidos en un sistema de iluminacionde la trayectoria de aproximacion en el aterrizaje de aero- planos.
JPS6470739A (en) Method and apparatus for forming photographic image from transparent master
JPS53138326A (en) Projector
JPS57136639A (en) Scanner for photographic film
US2590130A (en) Apparatus for projecting images from television receivers
JPS538012A (en) Facsimile trnsmission unit
JPS53102768A (en) Color photo image control plate and color image processing method using the same
JPS5735486A (en) Video projector
JPS5675776A (en) Pickup and processing method for color picture
JPS5333141A (en) Automatic converting device for converting monochrome picture into color one
JPS5319756A (en) Exposing method for fluorescent screen of color picture tube
JPS5383621A (en) Control mechanism for intensity of illumination on the focal plane
JPS56136432A (en) Projection type color television picture tube
ES8105541A1 (es) Perfeccionamientos en aparatos proyectores de imagen de te- levision.
GB1439925A (en) Projected-background composite photography
JPS5436129A (en) Video projector

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee