GB8729212D0 - Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram - Google Patents

Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram

Info

Publication number
GB8729212D0
GB8729212D0 GB878729212A GB8729212A GB8729212D0 GB 8729212 D0 GB8729212 D0 GB 8729212D0 GB 878729212 A GB878729212 A GB 878729212A GB 8729212 A GB8729212 A GB 8729212A GB 8729212 D0 GB8729212 D0 GB 8729212D0
Authority
GB
United Kingdom
Prior art keywords
speckling
hologram
reproduction
eliminating
image
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.)
Pending
Application number
GB878729212A
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.)
Scientific Applied Research SAR PLC
Original Assignee
Scientific Applied Research SAR PLC
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 Scientific Applied Research SAR PLC filed Critical Scientific Applied Research SAR PLC
Priority to GB878729212A priority Critical patent/GB8729212D0/en
Publication of GB8729212D0 publication Critical patent/GB8729212D0/en
Priority to PCT/GB1988/001109 priority patent/WO1989006001A1/en
Priority to KR1019890701503A priority patent/KR900700933A/en
Pending legal-status Critical Current

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
    • G03H1/32—Systems for obtaining speckle elimination

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
GB878729212A 1987-12-15 1987-12-15 Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram Pending GB8729212D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB878729212A GB8729212D0 (en) 1987-12-15 1987-12-15 Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram
PCT/GB1988/001109 WO1989006001A1 (en) 1987-12-15 1988-12-13 A method of, and apparatus for, reducing or eliminating speckling in reproduction of an image from a hologram
KR1019890701503A KR900700933A (en) 1987-12-15 1988-12-13 Method and apparatus for reducing or eliminating small spots in reproducing images on hologram

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878729212A GB8729212D0 (en) 1987-12-15 1987-12-15 Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram

Publications (1)

Publication Number Publication Date
GB8729212D0 true GB8729212D0 (en) 1988-01-27

Family

ID=10628507

Family Applications (1)

Application Number Title Priority Date Filing Date
GB878729212A Pending GB8729212D0 (en) 1987-12-15 1987-12-15 Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram

Country Status (3)

Country Link
KR (1) KR900700933A (en)
GB (1) GB8729212D0 (en)
WO (1) WO1989006001A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19704741A1 (en) 1997-02-13 1998-08-20 Daimler Benz Ag Holographic screen with integrated speckle suppression
DE50107903D1 (en) * 2001-05-25 2005-12-08 Eads Deutschland Gmbh Method and device for eliminating stationary image disturbances in image projections with temporally or spatially coherent light, and system for image projection
KR101227474B1 (en) * 2004-12-31 2013-01-30 엘지전자 주식회사 apparatus for speckle reduction in laser and projection system of the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3490827A (en) * 1967-10-19 1970-01-20 American Optical Corp Method and apparatus for speckle reduction in the reconstruction of holographic images
US3850515A (en) * 1970-07-16 1974-11-26 Texas Instruments Inc Coherent light array for use in image projection systems
GB1410056A (en) * 1972-09-13 1975-10-15 Thomson Csf Systems for constructing small fresnel holograms

Also Published As

Publication number Publication date
WO1989006001A1 (en) 1989-06-29
KR900700933A (en) 1990-08-17

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GB8729212D0 (en) Method of & apparatus for reducing/eliminating speckling in reproduction of image from hologram