NL6817007A - - Google Patents

Info

Publication number
NL6817007A
NL6817007A NL6817007A NL6817007A NL6817007A NL 6817007 A NL6817007 A NL 6817007A NL 6817007 A NL6817007 A NL 6817007A NL 6817007 A NL6817007 A NL 6817007A NL 6817007 A NL6817007 A NL 6817007A
Authority
NL
Netherlands
Application number
NL6817007A
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
Priority to NL6817007A priority Critical patent/NL6817007A/xx
Priority to BE742136D priority patent/BE742136A/xx
Priority to US879836A priority patent/US3604813A/en
Priority to SE16345/69A priority patent/SE354354B/xx
Priority to GB58049/69A priority patent/GB1294449A/en
Priority to CH1774669A priority patent/CH492952A/de
Priority to FR6941270A priority patent/FR2024448A1/fr
Priority to DE1959968A priority patent/DE1959968C3/de
Publication of NL6817007A publication Critical patent/NL6817007A/xx

Links

Classifications

    • 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
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Viewfinders (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
NL6817007A 1968-11-28 1968-11-28 NL6817007A (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL6817007A NL6817007A (fi) 1968-11-28 1968-11-28
BE742136D BE742136A (fi) 1968-11-28 1969-11-24
US879836A US3604813A (en) 1968-11-28 1969-11-25 Position-indicating instrument
SE16345/69A SE354354B (fi) 1968-11-28 1969-11-27
GB58049/69A GB1294449A (en) 1968-11-28 1969-11-27 Improvements relating to position indicating instruments
CH1774669A CH492952A (de) 1968-11-28 1969-11-28 Instrument zur visuellen Anzeige der Lage eines Punktes relativ zu einer Bezugsebene
FR6941270A FR2024448A1 (fi) 1968-11-28 1969-11-28
DE1959968A DE1959968C3 (de) 1968-11-28 1969-11-28 Instrument zur Feststellung der Lage eines Punktes in Bezug auf eine Referenzebene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6817007A NL6817007A (fi) 1968-11-28 1968-11-28

Publications (1)

Publication Number Publication Date
NL6817007A true NL6817007A (fi) 1970-06-01

Family

ID=19805274

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6817007A NL6817007A (fi) 1968-11-28 1968-11-28

Country Status (8)

Country Link
US (1) US3604813A (fi)
BE (1) BE742136A (fi)
CH (1) CH492952A (fi)
DE (1) DE1959968C3 (fi)
FR (1) FR2024448A1 (fi)
GB (1) GB1294449A (fi)
NL (1) NL6817007A (fi)
SE (1) SE354354B (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3861798A (en) * 1972-05-22 1975-01-21 Hitachi Ltd Mask for aligning patterns
SE400644B (sv) * 1976-10-15 1978-04-03 Bergkvist Lars A Anordning for optisk, foretredesvis visuell bestemning av ett visst plan
SE408734B (sv) * 1977-09-09 1979-07-02 Bergkvist Lars A Anordning vid raster avsedda att ge upphov till ett moiremonster
SE408480B (sv) * 1977-10-12 1979-06-11 Bergkvist Lars A Anordning vid ett instrument for optisk foretredesvis visuell bestemning av ett visst plan
SE411686B (sv) * 1978-05-31 1980-01-28 Bergkvist Lars A Anordning for indikering av en vinkel eller riktning vid rorleggning eller motsvarande
SE422117B (sv) * 1980-09-22 1982-02-15 Bergkvist Lars A Anordning for utmerkande av enslinjer
SE426987B (sv) * 1981-09-16 1983-02-21 Inogon Licens Ab Enslinjeindikator
US5025285A (en) * 1989-05-10 1991-06-18 Grumman Aerospace Corporation Apparatus and method for shadow moire mapping
US4981360A (en) * 1989-05-10 1991-01-01 Grumman Aerospace Corporation Apparatus and method for projection moire mapping
WO1991003712A1 (en) * 1989-09-06 1991-03-21 Human Machine Interfaces Ltd. Measurement device
US5052807A (en) * 1990-06-28 1991-10-01 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Three dimensional moire pattern alignment
US5075562A (en) * 1990-09-20 1991-12-24 Eastman Kodak Company Method and apparatus for absolute Moire distance measurements using a grating printed on or attached to a surface
US5075560A (en) * 1990-09-20 1991-12-24 Eastman Kodak Company Moire distance measurements using a grating printed on or attached to a surface

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2390122A (en) * 1943-03-18 1945-11-27 Associated Patentees Inc Gauge
US2451972A (en) * 1945-12-03 1948-10-19 Associated Patentees Inc Optical indicator having cooperating grids

Also Published As

Publication number Publication date
US3604813A (en) 1971-09-14
DE1959968A1 (de) 1970-07-09
GB1294449A (en) 1972-10-25
SE354354B (fi) 1973-03-05
BE742136A (fi) 1970-05-04
DE1959968C3 (de) 1975-08-28
DE1959968B2 (de) 1975-01-02
FR2024448A1 (fi) 1970-08-28
CH492952A (de) 1970-06-30

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