GB1326684A - Device for indicating the position of two measurement elements relative to one another - Google Patents

Device for indicating the position of two measurement elements relative to one another

Info

Publication number
GB1326684A
GB1326684A GB1491971*[A GB1491971A GB1326684A GB 1326684 A GB1326684 A GB 1326684A GB 1491971 A GB1491971 A GB 1491971A GB 1326684 A GB1326684 A GB 1326684A
Authority
GB
United Kingdom
Prior art keywords
carrier
mask
hologram
relative
indicating
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
GB1491971*[A
Other languages
English (en)
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
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 Ernst Leitz Wetzlar GmbH filed Critical Ernst Leitz Wetzlar GmbH
Publication of GB1326684A publication Critical patent/GB1326684A/en
Expired 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
    • G03H1/22—Processes or apparatus for obtaining an optical image from 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
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • 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
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G03H2001/2213—Diffusing screen revealing the real holobject, e.g. container filed with gel to reveal the 3D holobject
    • G03H2001/2215—Plane screen
    • G03H2001/2218—Plane screen being perpendicular to optical axis
    • 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
    • G03H2223/12—Amplitude mask, e.g. diaphragm, Louver filter
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/13—Phase mask
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2227/00—Mechanical components or mechanical aspects not otherwise provided for
    • G03H2227/03—Means for moving one component

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
GB1491971*[A 1970-05-22 1971-05-14 Device for indicating the position of two measurement elements relative to one another Expired GB1326684A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2024919A DE2024919C3 (de) 1970-05-22 1970-05-22 Einrichtung zur Anzeige von Ziffern, Buchstaben oder Zeichen

Publications (1)

Publication Number Publication Date
GB1326684A true GB1326684A (en) 1973-08-15

Family

ID=5771729

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1491971*[A Expired GB1326684A (en) 1970-05-22 1971-05-14 Device for indicating the position of two measurement elements relative to one another

Country Status (4)

Country Link
US (1) US3672779A (enExample)
DE (1) DE2024919C3 (enExample)
FR (1) FR2090200B1 (enExample)
GB (1) GB1326684A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172107A (en) * 1985-03-07 1986-09-10 Anthony John Benbow Robinson Holographic analogue indicating means

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4603414A (en) * 1983-02-14 1986-07-29 News Log International Apparatus for making a data record carrier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172107A (en) * 1985-03-07 1986-09-10 Anthony John Benbow Robinson Holographic analogue indicating means
GB2172107B (en) * 1985-03-07 1990-02-14 Anthony John Benbow Robinson Holographic analogue indicating means

Also Published As

Publication number Publication date
FR2090200A1 (enExample) 1972-01-14
US3672779A (en) 1972-06-27
DE2024919A1 (de) 1971-12-09
FR2090200B1 (enExample) 1974-04-26
DE2024919C3 (de) 1974-07-04
DE2024919B2 (de) 1972-08-03

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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