CH520341A - Verfahren zur Herstellung einer Streuscheibe - Google Patents

Verfahren zur Herstellung einer Streuscheibe

Info

Publication number
CH520341A
CH520341A CH486470A CH486470A CH520341A CH 520341 A CH520341 A CH 520341A CH 486470 A CH486470 A CH 486470A CH 486470 A CH486470 A CH 486470A CH 520341 A CH520341 A CH 520341A
Authority
CH
Switzerland
Prior art keywords
diffuser
producing
Prior art date
Application number
CH486470A
Other languages
English (en)
Inventor
Klaus Dr Biedermann
Friedrich Dr Bestenreiner
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH520341A publication Critical patent/CH520341A/de

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
    • 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
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0402—Recording geometries or arrangements
    • G03H2001/0413—Recording geometries or arrangements for recording transmission holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/14—Diffuser, e.g. lens array, random phase mask
    • 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)
CH486470A 1969-04-11 1970-04-02 Verfahren zur Herstellung einer Streuscheibe CH520341A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691918375 DE1918375A1 (de) 1969-04-11 1969-04-11 Anordnung zur Herstellung eines Lichtwellenfeldes

Publications (1)

Publication Number Publication Date
CH520341A true CH520341A (de) 1972-03-15

Family

ID=5730860

Family Applications (1)

Application Number Title Priority Date Filing Date
CH486470A CH520341A (de) 1969-04-11 1970-04-02 Verfahren zur Herstellung einer Streuscheibe

Country Status (7)

Country Link
US (1) US3619021A (de)
BE (1) BE748693A (de)
CH (1) CH520341A (de)
DE (1) DE1918375A1 (de)
FR (1) FR2038389A7 (de)
GB (1) GB1312717A (de)
NL (1) NL7005075A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL50125A (en) * 1976-07-26 1980-11-30 Yeda Res & Dev Holographic focusing screens
DE2951207A1 (de) * 1978-12-26 1980-07-10 Canon Kk Verfahren zur optischen herstellung einer streuplatte
US4372639A (en) * 1981-06-03 1983-02-08 Hughes Aircraft Company Directional diffusing screen
US4902100A (en) * 1986-06-02 1990-02-20 Honeywell Inc. Method and apparatus for removing phase aberrations in windows using broadband phase conjugation
GB8616381D0 (en) * 1986-07-04 1986-08-13 Ridout G T Decorative surface
US4713738A (en) * 1986-08-15 1987-12-15 Davis Charles S Light fixture using a holographic optical reflector
US4722037A (en) * 1986-08-15 1988-01-26 Davis Charles S Holographic device for generating multiple beams of light
US4704666A (en) * 1986-08-15 1987-11-03 Davis Charles S Artificial light source utilizing a holographic optical element to control radiant light
EP0479490A3 (en) * 1990-10-02 1992-08-12 Physical Optics Corporation Volume holographic diffuser
EP0714348A4 (de) * 1993-07-27 1998-05-06 Physical Optics Corp Vorrichtung zum destrukturieren und aufbauen einer lichtquelle
WO1995004303A1 (en) * 1993-07-27 1995-02-09 Physical Optics Corporation High-brightness directional viewing screen
EP1311879A2 (de) 2000-07-14 2003-05-21 Ledalite Architectural Products Inc. Vorrichtung zur steuerung des lichts mit kinoformen diffusoren
US7837361B2 (en) * 2000-07-14 2010-11-23 Ledalite Architectural Products Light control devices implemented with diffusers having controllable diffusion characteristics
US20080153008A1 (en) * 2004-02-18 2008-06-26 Masahiko Hayashi Optical Element, Method for Production Thereof and Display Device
US8047673B2 (en) * 2007-04-10 2011-11-01 Philips Electronics Ltd Light control device exhibiting batwing luminous intensity distributions in upper and lower hemispheres

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045531A (en) * 1956-04-05 1962-07-24 Walter G Finch Optical grating

Also Published As

Publication number Publication date
GB1312717A (en) 1973-04-04
NL7005075A (de) 1970-09-23
BE748693A (nl) 1970-10-09
US3619021A (en) 1971-11-09
DE1918375A1 (de) 1970-10-15
FR2038389A7 (de) 1971-01-08

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Legal Events

Date Code Title Description
PL Patent ceased