GB1228022A - - Google Patents

Info

Publication number
GB1228022A
GB1228022A GB1228022DA GB1228022A GB 1228022 A GB1228022 A GB 1228022A GB 1228022D A GB1228022D A GB 1228022DA GB 1228022 A GB1228022 A GB 1228022A
Authority
GB
United Kingdom
Prior art keywords
beams
directed
mirrors
zones
medium
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1228022A publication Critical patent/GB1228022A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • G02B27/1093—Beam splitting or combining systems operating by diffraction only for use with monochromatic radiation only, e.g. devices for splitting a single laser source
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
    • G01D15/14—Optical recording elements; Recording elements using X-or nuclear radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/12—Beam splitting or combining systems operating by refraction only
    • G02B27/123—The splitting element being a lens or a system of lenses, including arrays and surfaces with refractive power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Holo Graphy (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
GB1228022D 1967-04-14 1968-04-11 Expired GB1228022A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63103167A 1967-04-14 1967-04-14

Publications (1)

Publication Number Publication Date
GB1228022A true GB1228022A (en:Method) 1971-04-15

Family

ID=24529503

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228022D Expired GB1228022A (en:Method) 1967-04-14 1968-04-11

Country Status (4)

Country Link
US (1) US3635545A (en:Method)
DE (1) DE1772199A1 (en:Method)
FR (1) FR1565787A (en:Method)
GB (1) GB1228022A (en:Method)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976354A (en) * 1973-12-14 1976-08-24 Honeywell Inc. Holographic memory with moving memory medium
DE2415046A1 (de) * 1974-03-28 1975-10-02 Siemens Ag Vorrichtung zur verteilung von lichtsignalen auf mehrere empfaenger
US4034211A (en) * 1975-06-20 1977-07-05 Ncr Corporation System and method for providing a security check on a credit card
JPS57116314A (en) * 1981-01-12 1982-07-20 Canon Inc Image recorder on multilaser beam scanning system
JPS60197953A (ja) * 1984-03-21 1985-10-07 Hitachi Ltd 情報記録装置
JPS61170934A (ja) * 1985-01-25 1986-08-01 Hitachi Ltd 光デイスク記録装置
US4958338A (en) * 1986-12-01 1990-09-18 Miller William P Hierarchically multiplexed optical recording system for storage of digital data
US5115333A (en) * 1990-04-16 1992-05-19 Ncr Corporation Variable laser beam attenuator
US5822091A (en) * 1993-02-22 1998-10-13 Baker; Kenneth M. Extreme depth-of-field optical lens and holographic projector system for its production
CA2114703A1 (en) * 1993-02-22 1994-08-23 Kenneth M. Baker Directional light filter and holographic projector system for its production
DE19708778B4 (de) * 1997-03-04 2007-08-30 Dozsa-Farkas Jun., Andras Beleuchtungssystem
US6322933B1 (en) * 1999-01-12 2001-11-27 Siros Technologies, Inc. Volumetric track definition for data storage media used to record data by selective alteration of a format hologram
US6512606B1 (en) 1999-07-29 2003-01-28 Siros Technologies, Inc. Optical storage media and method for optical data storage via local changes in reflectivity of a format grating
US6310850B1 (en) 1999-07-29 2001-10-30 Siros Technologies, Inc. Method and apparatus for optical data storage and/or retrieval by selective alteration of a holographic storage medium
US6322931B1 (en) 1999-07-29 2001-11-27 Siros Technologies, Inc. Method and apparatus for optical data storage using non-linear heating by excited state absorption for the alteration of pre-formatted holographic gratings
EP1295180B1 (en) * 2000-06-15 2013-05-22 3M Innovative Properties Company Process for producing microfluidic articles
JP2004503928A (ja) * 2000-06-15 2004-02-05 スリーエム　イノベイティブ　プロパティズ　カンパニー 多方向光反応吸収方法
WO2001096961A2 (en) * 2000-06-15 2001-12-20 3M Innovative Properties Company Multipass multiphoton absorption method and apparatus
US6852766B1 (en) * 2000-06-15 2005-02-08 3M Innovative Properties Company Multiphoton photosensitization system
DE60138930D1 (de) * 2000-06-15 2009-07-16 3M Innovative Properties Co Mikroherstellungsverfahren für organische optische Bauteile
EP1295179B1 (en) * 2000-06-15 2013-05-22 3M Innovative Properties Company Multiphoton curing to provide encapsulated optical elements
JP4472922B2 (ja) * 2000-06-15 2010-06-02 スリーエム イノベイティブ プロパティズ カンパニー 多光子光化学プロセスを使用したマルチカラー画像化
US6999397B2 (en) * 2001-03-23 2006-02-14 Daewoo Electronics Corp. Holographic digital data storage system compatible with holographic and reflective medium
US20040012872A1 (en) * 2001-06-14 2004-01-22 Fleming Patrick R Multiphoton absorption method using patterned light
DE102008010382A1 (de) * 2008-02-21 2009-08-27 Limo Patentverwaltung Gmbh & Co. Kg Vorrichtung zur Aufteilung eines Lichtstrahls
US8115795B2 (en) * 2009-05-28 2012-02-14 Xerox Corporation Two-dimensional ROS emitter geometry with low banding sensitivity
USD794859S1 (en) 2016-02-19 2017-08-15 Prime Wire & Cable, Inc. Laser light projector
USD794858S1 (en) 2016-02-19 2017-08-15 Prime Wire & Cable, Inc. Laser light projector
USD791993S1 (en) 2016-02-19 2017-07-11 Prime Wire & Cable, Inc. Combined laser light projector and remote control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3408656A (en) * 1966-05-18 1968-10-29 Eastman Kodak Co Method and appartus for recording composite diffraction grating pattern
US3364497A (en) * 1966-05-18 1968-01-16 Eastman Kodak Co Recording of digital data
US3407405A (en) * 1966-05-18 1968-10-22 Eastman Kodak Co Recorder for producing composite diffraction grating pattern
US3427629A (en) * 1967-06-22 1969-02-11 Bell & Howell Co Information recording

Also Published As

Publication number Publication date
US3635545A (en) 1972-01-18
FR1565787A (en:Method) 1969-05-02
DE1772199A1 (de) 1970-08-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees