AT321612B - Optische Projektionsvorrichtung - Google Patents

Optische Projektionsvorrichtung

Info

Publication number
AT321612B
AT321612B AT692669A AT692669A AT321612B AT 321612 B AT321612 B AT 321612B AT 692669 A AT692669 A AT 692669A AT 692669 A AT692669 A AT 692669A AT 321612 B AT321612 B AT 321612B
Authority
AT
Austria
Prior art keywords
projection device
optical projection
optical
projection
Prior art date
Application number
AT692669A
Other languages
English (en)
Original Assignee
Malifaud Pierre
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 Malifaud Pierre filed Critical Malifaud Pierre
Application granted granted Critical
Publication of AT321612B publication Critical patent/AT321612B/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Projection Apparatus (AREA)
  • Lenses (AREA)
AT692669A 1968-07-19 1969-07-18 Optische Projektionsvorrichtung AT321612B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR159972 1968-07-19

Publications (1)

Publication Number Publication Date
AT321612B true AT321612B (de) 1975-04-10

Family

ID=8652831

Family Applications (1)

Application Number Title Priority Date Filing Date
AT692669A AT321612B (de) 1968-07-19 1969-07-18 Optische Projektionsvorrichtung

Country Status (12)

Country Link
US (1) US3676667A (de)
AT (1) AT321612B (de)
BE (1) BE736085A (de)
BR (1) BR6910832D0 (de)
CH (1) CH502604A (de)
DE (1) DE1936715C3 (de)
ES (1) ES369598A1 (de)
FR (1) FR1602203A (de)
GB (1) GB1284123A (de)
NL (1) NL6911068A (de)
PL (1) PL80252B1 (de)
SE (1) SE364120B (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995153A (en) * 1973-03-04 1976-11-30 Ste De Recherche Et De Promotion D'activities Nouvelles Acno Optical projectors
DE2420545C3 (de) * 1974-04-27 1979-01-25 H. Maihak Ag, 2000 Hamburg Infrarotstrahleranordnung
US4111538A (en) * 1976-02-25 1978-09-05 Xerox Corporation Projection system of high efficiency
DE2635299A1 (de) * 1976-08-05 1978-02-09 Julian Borisovitsch Aisenberg Beleuchtungsanlage auf grundlage eines lichtleiters
US4264947A (en) * 1978-06-09 1981-04-28 Eastman Kodak Company Reflector arrangement for providing high intensity, uniform and specular illumination of a relatively large exposure area
US4441783A (en) * 1980-05-15 1984-04-10 Science Applications, Inc. Vessel navigation lights
US4459642A (en) * 1980-07-07 1984-07-10 Kei Mori Optical lighting device
US4342511A (en) * 1980-08-20 1982-08-03 International Business Machines Corporation Illumination system having an efficient light guide
DE3222003A1 (de) * 1982-06-11 1983-12-15 Hans-Ulrich Prof. Dipl.-Designer 4000 Düsseldorf Bitsch Bildschirm-arbeitsplatzleuchte
US4536832A (en) * 1982-07-01 1985-08-20 Altman Stage Lighting Co., Inc. Replaceable light source assembly
FR2588669B1 (fr) * 1985-03-19 1990-11-09 Malifaud Pierre Projecteur de rayonnement produisant un flux a haut rendement utile et a haute homogeneite dans des angles d'ouvertures controles, notamment a partir d'une source ponctuelle ou quasi-ponctuelle
US4735495A (en) * 1986-12-12 1988-04-05 General Electric Co. Light source for liquid crystal display panels utilizing internally reflecting light pipes and integrating sphere
US5146248A (en) * 1987-12-23 1992-09-08 North American Philips Corporation Light valve projection system with improved illumination
US4912614A (en) * 1987-12-23 1990-03-27 North American Philips Corporation Light valve projection system with non imaging optics for illumination
US5295047A (en) * 1992-04-06 1994-03-15 Ford Motor Company Line-of-light illuminating device
US5692091A (en) * 1995-09-20 1997-11-25 General Electric Company Compact optical coupling systems
US5825041A (en) * 1997-03-14 1998-10-20 Loctite Corporation System for optical curing
US6123436A (en) * 1997-08-05 2000-09-26 Vari-Lite, Inc. Optical device for modifying the angular and spatial distribution of illuminating energy
RU2126986C1 (ru) * 1997-11-24 1999-02-27 АРСЕНИЧ Святослав Иванович Оптический растровый конденсор и оптическое изделие с растровым конденсором
US6741788B2 (en) * 1999-07-01 2004-05-25 Honeywell International Inc Efficient light distribution system
GB2358512A (en) * 2000-01-18 2001-07-25 Screen Technology Ltd Production of a collimated beam
US6956876B1 (en) * 2000-02-29 2005-10-18 Lucent Technologies Inc. Method and apparatus for coupling a multimode laser to a multimode fiber
DE10103097B4 (de) * 2001-01-24 2006-03-02 Carl Zeiss Jena Gmbh Einrichtung zum Erzeugen eines viereckigen, leuchtenden Feldes und Verwendung einer solchen Einrichtung bei einer Optikvorrichtung mit einer zu beleuchtenden Fläche vorbestimmter Form
US6728448B2 (en) 2001-01-24 2004-04-27 Carl Zeiss Jena Gmbh Device for generating a quadrangular illuminating field and use of such device in an optical device comprising a surface to be illuminated having a predetermined shape
DE10103098A1 (de) * 2001-01-24 2002-08-08 Zeiss Carl Jena Gmbh Einrichtung zum Erzeugen eines viereckigen, leuchtenden Feldes und Verwendung einer solchen Einrichtung bei einer Optikvorrichtung mit einer zu beleuchtenden Fläche vorbestimmter Form
US6866404B2 (en) * 2001-04-23 2005-03-15 Ricoh Company, Ltd. Illumination apparatus and a liquid crystal projector using the illumination apparatus
US7220035B2 (en) * 2003-03-07 2007-05-22 Fiberstars, Inc. Compact, high-efficiency illumination system for video-imaging devices
US6869206B2 (en) * 2003-05-23 2005-03-22 Scott Moore Zimmerman Illumination systems utilizing highly reflective light emitting diodes and light recycling to enhance brightness
US7172326B2 (en) * 2004-08-19 2007-02-06 Honeywell International, Inc. Optical filter system employing a tilted reflector
KR100826193B1 (ko) * 2006-07-26 2008-04-30 엘지전자 주식회사 조명 장치
WO2009029544A1 (en) * 2007-08-24 2009-03-05 Energy Innovations, Inc. Reflective polyhedron optical collector and method of using the same
GB2464508B (en) 2008-10-17 2012-04-25 Buhler Sortex Ltd Light guide and illumination assembly incorporating the same
US8030630B2 (en) * 2008-11-03 2011-10-04 Symbol Technologies, Inc. Imaging reader system with safety control
US8006906B2 (en) * 2009-02-24 2011-08-30 Symbol Technologies, Inc. Arrangement for and method of generating uniform distributed line pattern for imaging reader
DE202011106325U1 (de) 2011-03-14 2011-11-15 Befort Wetzlar Od Gmbh Beleuchtungsvorrichtung
EP2955431A1 (de) * 2014-06-12 2015-12-16 Koninklijke Philips N.V. Optisches Element, Beleuchtungsvorrichtung und Leuchte
US9512978B1 (en) 2015-08-13 2016-12-06 Randal L Wimberly Vortex light projection system, LED lensless primary optics system, and perfectly random LED color mixing system
CN105757533A (zh) * 2016-03-03 2016-07-13 深圳市华星光电技术有限公司 一种光源、背光模组以及显示装置
US11068675B2 (en) 2017-12-05 2021-07-20 Datalogic Ip Tech S.R.L. Highly efficient and eye-safe illumination unit for a barcode reader
WO2022174345A1 (en) * 2021-02-17 2022-08-25 Anram Holdings Portable ultraviolet disinfector

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1804651A (en) * 1929-03-27 1931-05-12 Shipman Frederic Reflector
US1891846A (en) * 1931-05-20 1932-12-20 Jr Anton Stauber Diffused light lamp
US2584697A (en) * 1950-08-19 1952-02-05 Roland E Gunther Light projection apparatus
US2689908A (en) * 1950-12-12 1954-09-21 Herbert R Simonds Headlight
US2945958A (en) * 1956-10-25 1960-07-19 Du Pont Light collector
CH366406A (fr) * 1960-08-20 1962-12-31 Infranor Sa Projecteur donnant un éclairement pratiquement uniforme sur une surface rectangulaire
DE1199205B (de) * 1964-04-11 1965-08-26 Quarzlampen Gmbh Vorrichtung zum Einleiten von Licht in Glasfaserbuendel
US3318184A (en) * 1964-11-02 1967-05-09 James G Jackson Light projection optical apparatus
US3383540A (en) * 1966-04-04 1968-05-14 Corning Glass Works Projection lamp with multiple reflectors

Also Published As

Publication number Publication date
BE736085A (de) 1969-12-16
NL6911068A (de) 1970-01-21
ES369598A1 (es) 1971-06-01
DE1936715A1 (de) 1970-07-02
GB1284123A (en) 1972-08-02
CH502604A (fr) 1971-01-31
BR6910832D0 (pt) 1973-01-11
DE1936715C3 (de) 1980-05-14
SE364120B (de) 1974-02-11
DE1936715B2 (de) 1979-08-23
FR1602203A (de) 1970-10-26
PL80252B1 (de) 1975-08-30
US3676667A (en) 1972-07-11

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee