IL95221A - הולוגרם מסוג שקף החשוף רב-פעמית עם רזולוצייה מוגברת - Google Patents

הולוגרם מסוג שקף החשוף רב-פעמית עם רזולוצייה מוגברת

Info

Publication number
IL95221A
IL95221A IL9522190A IL9522190A IL95221A IL 95221 A IL95221 A IL 95221A IL 9522190 A IL9522190 A IL 9522190A IL 9522190 A IL9522190 A IL 9522190A IL 95221 A IL95221 A IL 95221A
Authority
IL
Israel
Prior art keywords
hologram
holograms
image blur
spectral bandwidth
fringe
Prior art date
Application number
IL9522190A
Other languages
English (en)
Other versions
IL95221A0 (en
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IL95221A0 publication Critical patent/IL95221A0/xx
Publication of IL95221A publication Critical patent/IL95221A/he

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0248—Volume holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/28—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique superimposed holograms only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S359/00—Optical: systems and elements
    • Y10S359/90—Methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
IL9522190A 1989-08-30 1990-07-29 הולוגרם מסוג שקף החשוף רב-פעמית עם רזולוצייה מוגברת IL95221A (he)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/401,262 US5128780A (en) 1989-08-30 1989-08-30 Enhanced-resolution, multiply-exposed reflection hologram

Publications (2)

Publication Number Publication Date
IL95221A0 IL95221A0 (en) 1991-06-10
IL95221A true IL95221A (he) 1995-01-24

Family

ID=23587032

Family Applications (1)

Application Number Title Priority Date Filing Date
IL9522190A IL95221A (he) 1989-08-30 1990-07-29 הולוגרם מסוג שקף החשוף רב-פעמית עם רזולוצייה מוגברת

Country Status (7)

Country Link
US (1) US5128780A (he)
EP (1) EP0415242B1 (he)
JP (1) JPH0748127B2 (he)
CA (1) CA2022017C (he)
DE (1) DE69028969T2 (he)
ES (1) ES2093006T3 (he)
IL (1) IL95221A (he)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05188845A (ja) * 1992-01-10 1993-07-30 Dainippon Printing Co Ltd ホログラム
JP3151766B2 (ja) * 1992-07-31 2001-04-03 キヤノン株式会社 画像表示装置
JPH06110371A (ja) * 1992-09-30 1994-04-22 Fujitsu Ltd 立体表示方法及び装置
DE4234191C2 (de) * 1992-10-10 1995-09-28 Hoerdum Martin Anzeigevorrichtung für Informationsdarstellung mittels Hologramm
US5309260A (en) * 1992-12-23 1994-05-03 At&T Bell Laboratories Method for forming distributed bragg reflectors in optical media
US5625472A (en) * 1992-12-23 1997-04-29 Lucent Technologies Inc. Method for forming distributed Bragg reflectors in optical media
US5606434A (en) * 1994-06-30 1997-02-25 University Of North Carolina Achromatic optical system including diffractive optical element
US6073846A (en) * 1994-08-17 2000-06-13 Metrologic Instruments, Inc. Holographic laser scanning system and process and apparatus and method
US6003772A (en) * 1994-08-17 1999-12-21 Metrologic Instruments, Inc. Holographic laser scanning system employing holographic scanning disc having dual-fringe contrast regions for optimized laser beam scanning and light collection operations
US5555108A (en) * 1994-08-31 1996-09-10 Hughes Electronics Holographic exposure prism
JPH08234022A (ja) * 1995-02-23 1996-09-13 Nippondenso Co Ltd ホログラム表示装置
JP2005332429A (ja) * 2004-05-18 2005-12-02 Alps Electric Co Ltd ホログラム再生装置
JP7210406B2 (ja) * 2019-08-23 2023-01-23 株式会社日立エルジーデータストレージ 導光板、導光板の製造装置、導光板の製造方法、及び、それを用いた映像表示装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094575A (en) * 1976-04-30 1978-06-13 Minnesota Mining And Manufacturing Company Holographic article and process for making same
US4099971A (en) * 1976-12-30 1978-07-11 Hughes Aircraft Company Method for fabricating reflection infrared holograms
US4245882A (en) * 1977-11-04 1981-01-20 Environmental Research Institute Of Michigan Doubly modulated on-axis thick hologram optical element
EP0093781B1 (en) * 1981-11-13 1987-03-11 Sony Corporation Method of manufacturing in-line hologram lens
US4447111A (en) * 1982-02-25 1984-05-08 Grumman Aerospace Corporation Achromatic holographic element
US4799746A (en) * 1985-02-27 1989-01-24 Hughes Aircraft Company Efficient holograms and method for making same
US4655540A (en) * 1985-04-23 1987-04-07 Flight Dynamics, Inc. Holographic optical display system with optimum brightness uniformity
US4930847A (en) * 1987-07-09 1990-06-05 Environmental Research Institute Of Michigan Multicolor holographic element and apparatus for head-up display applications
US4839250A (en) * 1987-08-10 1989-06-13 Polaroid Corporation, Patent Department Method of replicating volume phase reflection holograms
EP0305334A3 (en) * 1987-08-27 1990-08-22 ILFORD Limited Reflection holograms and the replication thereof

Also Published As

Publication number Publication date
ES2093006T3 (es) 1996-12-16
EP0415242B1 (en) 1996-10-23
EP0415242A2 (en) 1991-03-06
DE69028969T2 (de) 1997-06-05
CA2022017A1 (en) 1991-03-01
EP0415242A3 (en) 1992-03-25
DE69028969D1 (de) 1996-11-28
US5128780A (en) 1992-07-07
CA2022017C (en) 1995-08-01
JPH0392885A (ja) 1991-04-18
IL95221A0 (en) 1991-06-10
JPH0748127B2 (ja) 1995-05-24

Similar Documents

Publication Publication Date Title
US5682255A (en) Holographic optical devices for the transmission of optical signals of a plurality of channels
US6169613B1 (en) Planar holographic optical device for beam expansion and display
EP0405540B1 (en) Dispersion-compensated windshield hologram virtual image display
US5128780A (en) Enhanced-resolution, multiply-exposed reflection hologram
US5499118A (en) System for copying multiple holograms
US5210624A (en) Heads-up display
US4832445A (en) Security diffraction devices difficult to exactly duplicate
US4613200A (en) Heads-up display system with holographic dispersion correcting
US4930847A (en) Multicolor holographic element and apparatus for head-up display applications
US5530565A (en) Holographic transmission bandpass filter
US4687720A (en) Side lobe suppression in holograms using pre-exposure
US20180095212A1 (en) Volume Holographic Optical Elements for Imaging with Reduced Aberrations
US3603668A (en) Composite diffraction grating formed from superimposed aligned gratings
IL91745A (he) שיטות חילופיות לצמצום אונה צדדית בהולוגרמות
US3924925A (en) Focussed image hologram projector using a long narrow light source
US20120257266A1 (en) Transmission type optical element and anti-forgery volume hologram
US5189532A (en) Edge-illuminated narrow bandwidth holographic filter
WO1990015367A2 (en) Improvements in or relating to holographic displays
US4719160A (en) Method and apparatus for making white light holograms
US3545835A (en) Two-beam holography with reduced source coherence requirements
US4989929A (en) Process of making an achromatic hologram which is adapted to be reconstructed with white light
Hariharan Volume-phase reflection holograms: The effect of hologram thickness on image luminance
EP0365259A2 (en) Method and apparatus for the use of holographic optical elements
Woodcock Volume phase holograms and their application to avionic displays
JP4432126B2 (ja) ホログラフィック・コンバイナおよびそれを用いたヘッドアップディスプレイ

Legal Events

Date Code Title Description
FF Patent granted
RH Patent void