DE69023523D1 - Projektionslinse und Fernsehprojektionssystem mit einer derartigen Linse. - Google Patents
Projektionslinse und Fernsehprojektionssystem mit einer derartigen Linse.Info
- Publication number
- DE69023523D1 DE69023523D1 DE69023523T DE69023523T DE69023523D1 DE 69023523 D1 DE69023523 D1 DE 69023523D1 DE 69023523 T DE69023523 T DE 69023523T DE 69023523 T DE69023523 T DE 69023523T DE 69023523 D1 DE69023523 D1 DE 69023523D1
- Authority
- DE
- Germany
- Prior art keywords
- lens
- projection
- television
- projection system
- television projection
- 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
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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1050320A JP2548359B2 (ja) | 1989-03-01 | 1989-03-01 | 投影レンズとそれを用いたプロジェクションテレビ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69023523D1 true DE69023523D1 (de) | 1995-12-21 |
DE69023523T2 DE69023523T2 (de) | 1996-06-13 |
Family
ID=12855613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69023523T Expired - Fee Related DE69023523T2 (de) | 1989-03-01 | 1990-02-27 | Projektionslinse und Fernsehprojektionssystem mit einer derartigen Linse. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5099361A (de) |
EP (1) | EP0385698B1 (de) |
JP (1) | JP2548359B2 (de) |
KR (2) | KR940000772B1 (de) |
DE (1) | DE69023523T2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04174808A (ja) * | 1990-11-08 | 1992-06-23 | Canon Inc | レトロフォーカス型レンズ |
JPH04174807A (ja) * | 1990-11-08 | 1992-06-23 | Canon Inc | レトロフォーカス型レンズ |
JP3610166B2 (ja) * | 1996-07-31 | 2005-01-12 | キヤノン株式会社 | 大口径広角テレセントリックレンズ |
DE19942281A1 (de) | 1999-05-14 | 2000-11-16 | Zeiss Carl Fa | Projektionsobjektiv |
JP3588283B2 (ja) | 1999-09-24 | 2004-11-10 | 松下電器産業株式会社 | 投写レンズとそれを用いたプロジェクター |
JP2003535356A (ja) * | 1999-12-29 | 2003-11-25 | カール・ツアイス・スティフツング・トレーディング・アズ・カール・ツアイス | 非球面レンズ表面が隣接して配置されている投影対物レンズ |
DE10058173A1 (de) * | 2000-11-22 | 2002-05-23 | Jos Schneider Optische Werke G | Projektionsobjektiv |
DE60335659D1 (de) | 2002-12-04 | 2011-02-17 | Thomson Licensing | Relais linsensystem zwischen zwei abbildungsvorrichtungen |
JP2005283966A (ja) | 2004-03-30 | 2005-10-13 | Nitto Kogaku Kk | 投写用レンズシステムおよびプロジェクタ装置 |
TWI314216B (en) * | 2007-01-02 | 2009-09-01 | Young Optics Inc | Fixed-focus lens |
CN103176262B (zh) * | 2013-04-10 | 2014-12-24 | 苏州轰天砲光电技术有限公司 | 一种全球面的高清lcos投影机镜头 |
CN106483642B (zh) * | 2016-12-14 | 2023-05-09 | 舜宇光学(中山)有限公司 | 一种基于机器视觉的双远心镜头 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2600805A (en) * | 1951-02-08 | 1952-06-17 | Eastman Kodak Co | Telecentric objective of the reversed telephoto type |
CH558022A (de) * | 1972-09-21 | 1975-01-15 | Zeiss Carl Fa | Weitwinkel-objektiv. |
JPS5840166B2 (ja) * | 1973-03-15 | 1983-09-03 | キヤノン株式会社 | レトロテレセントリツクレンズケイ |
US4464018A (en) * | 1981-12-28 | 1984-08-07 | Hughes Aircraft Company | Liquid crystal light valve image projection system with color selective prepolarization and blue mirror |
DE3277280D1 (en) * | 1981-12-28 | 1987-10-15 | Hughes Aircraft Co | High efficiency optical system for three-color liquid crystal light valve image projection with color selective prepolarization |
SU1224771A1 (ru) * | 1984-10-07 | 1986-04-15 | Предприятие П/Я А-1705 | Репродукционный объектив |
JPS61140910A (ja) * | 1984-12-13 | 1986-06-28 | Minolta Camera Co Ltd | 逆望遠型広角レンズ |
JPH0535388Y2 (de) * | 1985-07-29 | 1993-09-08 | ||
JPH0664234B2 (ja) * | 1985-08-29 | 1994-08-22 | 株式会社ニコン | 低倍率投影対物レンズ |
US4875064A (en) * | 1986-08-06 | 1989-10-17 | Casio Computer Co., Ltd. | Projector apparatus with mirror means |
JP2503494B2 (ja) * | 1987-03-24 | 1996-06-05 | 株式会社ニコン | リアコンバ−ジョンレンズ |
JPS6419317A (en) * | 1987-07-14 | 1989-01-23 | Dainippon Screen Mfg | Telecentric image formation optical system with large picture plane size |
-
1989
- 1989-03-01 JP JP1050320A patent/JP2548359B2/ja not_active Expired - Fee Related
-
1990
- 1990-02-27 EP EP90302037A patent/EP0385698B1/de not_active Expired - Lifetime
- 1990-02-27 DE DE69023523T patent/DE69023523T2/de not_active Expired - Fee Related
- 1990-02-28 US US07/486,101 patent/US5099361A/en not_active Expired - Fee Related
- 1990-02-28 KR KR1019900002686A patent/KR940000772B1/ko not_active IP Right Cessation
-
1993
- 1993-10-07 KR KR1019930020682A patent/KR940000184B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0385698B1 (de) | 1995-11-15 |
DE69023523T2 (de) | 1996-06-13 |
JPH02228620A (ja) | 1990-09-11 |
EP0385698A2 (de) | 1990-09-05 |
US5099361A (en) | 1992-03-24 |
KR900015546A (ko) | 1990-10-27 |
KR940000772B1 (ko) | 1994-01-29 |
EP0385698A3 (de) | 1992-03-04 |
JP2548359B2 (ja) | 1996-10-30 |
KR940000184B1 (ko) | 1994-01-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69315315T2 (de) | Bildprojektionssystem mit automatischer Scharfeinstellung | |
AU650444B2 (en) | A lantern and a lens for the same | |
EP0507487A3 (en) | Optical projection exposure method and system using the same | |
DE69315369T2 (de) | Projektionsfernsehgerät | |
EP0585651A3 (de) | Systeme für Projektionszoomobjektive. | |
FI941018A (fi) | Projektiotelevisiojärjestelmä | |
DE69622076D1 (de) | Projektionssystem mit einem Reflektor und einer Feldlinse | |
DE68921387T2 (de) | Kamera mit Zoom-Objektiv. | |
DE69211026T2 (de) | Durchlicht-Projectionsschirm | |
DE69407078T2 (de) | Bildprojektionsapparat mit Autofokus-System | |
DE69311623T2 (de) | Projektionsfernsehgerät | |
DE69023523T2 (de) | Projektionslinse und Fernsehprojektionssystem mit einer derartigen Linse. | |
DE69416126T2 (de) | Farbprojektionssystem mit einer einzigen projektionslinse | |
DE69022493D1 (de) | Zoomobjektiv. | |
KR940019831U (ko) | 이동식반사경을갖는투사형텔리비젼 | |
DE69010942T2 (de) | Zusammengesetzte asphärische Linse. | |
DE69126812T2 (de) | Videosystem mit einer Bildkombinationsfunktion | |
DE69113140T2 (de) | Projektionsfernsehgerät. | |
DE59108957D1 (de) | Vermittlungssystem mit einer Konferenzeinrichtung | |
FR2701572B1 (fr) | Lentille de projection. | |
DE328930T1 (de) | Zoomobjektiv. | |
GB2244344B (en) | Infra-red zoom lens | |
ATA95693A (de) | Linse | |
DE69426753T2 (de) | Abtastlinse und optisches Abtastsystem mit einer solchen Linse | |
DE69232346T2 (de) | Video-System mit einer offenen Architektur |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |