IT1204933B - Trasduttore ottico - Google Patents
Trasduttore otticoInfo
- Publication number
- IT1204933B IT1204933B IT19684/87A IT1968487A IT1204933B IT 1204933 B IT1204933 B IT 1204933B IT 19684/87 A IT19684/87 A IT 19684/87A IT 1968487 A IT1968487 A IT 1968487A IT 1204933 B IT1204933 B IT 1204933B
- Authority
- IT
- Italy
- Prior art keywords
- optical transducer
- transducer
- optical
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
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
- G01D5/268—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 using optical fibres
-
- 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
- G01D5/347—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 using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
-
- 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
- G01D5/347—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 using displacement encoding scales
- G01D5/34776—Absolute encoders with analogue or digital scales
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868606855A GB8606855D0 (en) | 1986-03-20 | 1986-03-20 | Optical transducers |
GB868612049A GB8612049D0 (en) | 1986-05-17 | 1986-05-17 | Optical transducers |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8719684A0 IT8719684A0 (it) | 1987-03-13 |
IT1204933B true IT1204933B (it) | 1989-03-10 |
Family
ID=26290514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19684/87A IT1204933B (it) | 1986-03-20 | 1987-03-13 | Trasduttore ottico |
Country Status (5)
Country | Link |
---|---|
US (1) | US4740688A (it) |
DE (1) | DE3708145A1 (it) |
FR (1) | FR2596170B1 (it) |
GB (1) | GB2188144B (it) |
IT (1) | IT1204933B (it) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8706317D0 (en) * | 1987-03-17 | 1987-04-23 | Bicc Plc | Optical sensor |
AU622666B2 (en) * | 1988-05-06 | 1992-04-16 | Gersan Establishment | Identifying the position of objects or zones |
GB2219078B (en) * | 1988-05-06 | 1992-08-26 | Gersan Ets | Identifying the position of objects or zones |
US5206699A (en) | 1988-05-06 | 1993-04-27 | Gersan Establishment | Sensing a narrow frequency band of radiation and gemstones |
US4849624A (en) * | 1988-06-24 | 1989-07-18 | The Boeing Company | Optical wavelength division multiplexing of digital encoder tracks |
DE3825475A1 (de) * | 1988-07-27 | 1990-02-01 | Bodenseewerk Geraetetech | Optischer lagegeber |
US4931636A (en) * | 1988-08-26 | 1990-06-05 | The Boeing Company | Two wavelength optical sensor and sensing system |
US5237391A (en) * | 1988-11-23 | 1993-08-17 | The Boeing Company | Multitrack multilevel sensing system |
US4964727A (en) * | 1988-11-23 | 1990-10-23 | The Boeing Company | Multi-track analog optical sensing system and method |
US4999489A (en) * | 1989-03-17 | 1991-03-12 | The Boeing Company | Optical sensor using concave diffraction grating |
US5493393A (en) * | 1989-03-17 | 1996-02-20 | The Boeing Company | Planar waveguide spectrograph |
GB8923994D0 (en) * | 1989-10-25 | 1989-12-13 | Smiths Industries Plc | Optical transducers |
US5029967A (en) * | 1990-04-09 | 1991-07-09 | The Boeing Company | Optical source for optical sensing system |
US5068528A (en) * | 1990-08-28 | 1991-11-26 | The Boeing Company | Encoded surface position sensor with multiple wavelengths and reference beam |
GB9109890D0 (en) * | 1991-05-08 | 1991-08-21 | Marconi Gec Ltd | Apparatus and method for sensing the relative position of two members |
US5216245A (en) * | 1991-10-04 | 1993-06-01 | General Motors Corporation | Multi-color optical shaft position sensor |
US5218199A (en) * | 1992-04-21 | 1993-06-08 | The Boeing Company | Optical position sensor having rigidly fixed read head |
US5424535A (en) * | 1993-04-29 | 1995-06-13 | The Boeing Company | Optical angle sensor using polarization techniques |
EP0660085B1 (de) * | 1993-12-22 | 1997-07-09 | Troll, Christian, Dr.-Ing. habil. | Absolutes Positionsmesssystem |
US5760391A (en) * | 1996-07-17 | 1998-06-02 | Mechanical Technology, Inc. | Passive optical wavelength analyzer with a passive nonuniform optical grating |
DE19942323B4 (de) | 1999-09-06 | 2007-03-01 | Leopold Kostal Gmbh & Co. Kg | Drehwinkelsensor |
JP2005536769A (ja) * | 2002-08-20 | 2005-12-02 | シヴェラ コーポレイション | 回折格子をベースとする光学同定要素 |
US7900836B2 (en) * | 2002-08-20 | 2011-03-08 | Illumina, Inc. | Optical reader system for substrates having an optically readable code |
US7508608B2 (en) | 2004-11-17 | 2009-03-24 | Illumina, Inc. | Lithographically fabricated holographic optical identification element |
EP1535242A1 (en) * | 2002-08-20 | 2005-06-01 | Cyvera Corporation | Diffraction grating-based encoded micro-particles for multiplexed experiments |
US7190522B2 (en) * | 2002-09-12 | 2007-03-13 | Cyvera Corporation | Chemical synthesis using diffraction grating-based encoded optical elements |
US7923260B2 (en) | 2002-08-20 | 2011-04-12 | Illumina, Inc. | Method of reading encoded particles |
US20050227252A1 (en) * | 2002-08-20 | 2005-10-13 | Moon John A | Diffraction grating-based encoded articles for multiplexed experiments |
US7901630B2 (en) | 2002-08-20 | 2011-03-08 | Illumina, Inc. | Diffraction grating-based encoded microparticle assay stick |
US7872804B2 (en) * | 2002-08-20 | 2011-01-18 | Illumina, Inc. | Encoded particle having a grating with variations in the refractive index |
US7164533B2 (en) | 2003-01-22 | 2007-01-16 | Cyvera Corporation | Hybrid random bead/chip based microarray |
US7441703B2 (en) * | 2002-08-20 | 2008-10-28 | Illumina, Inc. | Optical reader for diffraction grating-based encoded optical identification elements |
EP1540591A1 (en) * | 2002-09-12 | 2005-06-15 | Cyvera Corporation | Diffraction grating-based encoded micro-particles for multiplexed experiments |
EP1575707A1 (en) * | 2002-09-12 | 2005-09-21 | Cyvera Corporation | Method and apparatus for aligning elongated microbeads in order to interrogate the same |
EP1540590A1 (en) * | 2002-09-12 | 2005-06-15 | Cyvera Corporation | Assay stick comprising coded microbeads |
EP1540592A1 (en) * | 2002-09-12 | 2005-06-15 | Cyvera Corporation | Method and apparatus for labeling using diffraction grating-based encoded optical identification elements |
US7092160B2 (en) | 2002-09-12 | 2006-08-15 | Illumina, Inc. | Method of manufacturing of diffraction grating-based optical identification element |
US20100255603A9 (en) | 2002-09-12 | 2010-10-07 | Putnam Martin A | Method and apparatus for aligning microbeads in order to interrogate the same |
US20060057729A1 (en) * | 2003-09-12 | 2006-03-16 | Illumina, Inc. | Diffraction grating-based encoded element having a substance disposed thereon |
US7069120B1 (en) * | 2003-10-22 | 2006-06-27 | Rockwell Collins, Inc. | Position sensing system |
US7433123B2 (en) | 2004-02-19 | 2008-10-07 | Illumina, Inc. | Optical identification element having non-waveguide photosensitive substrate with diffraction grating therein |
US7196320B1 (en) | 2005-03-14 | 2007-03-27 | Robert Rickenbach | Fiber optic encoder for position sensing |
EP1585119A1 (en) * | 2004-04-06 | 2005-10-12 | Deutsche Thomson-Brandt Gmbh | Device for reading and /or writing optical recording media |
EP1585121A1 (en) * | 2004-04-06 | 2005-10-12 | Thomson Licensing | Device for reading and/or writing optical recording media |
WO2006020363A2 (en) * | 2004-07-21 | 2006-02-23 | Illumina, Inc. | Method and apparatus for drug product tracking using encoded optical identification elements |
DE602005019791D1 (de) | 2004-11-16 | 2010-04-15 | Illumina Inc | Verfahren und vorrichtung zum lesen von kodierten mikrokugeln |
US7604173B2 (en) | 2004-11-16 | 2009-10-20 | Illumina, Inc. | Holographically encoded elements for microarray and other tagging labeling applications, and method and apparatus for making and reading the same |
US7602952B2 (en) | 2004-11-16 | 2009-10-13 | Illumina, Inc. | Scanner having spatial light modulator |
US7623624B2 (en) * | 2005-11-22 | 2009-11-24 | Illumina, Inc. | Method and apparatus for labeling using optical identification elements characterized by X-ray diffraction |
US7603161B2 (en) | 2005-12-30 | 2009-10-13 | Medtronic, Inc. | Position detection in a magnetic field |
US7830575B2 (en) * | 2006-04-10 | 2010-11-09 | Illumina, Inc. | Optical scanner with improved scan time |
US20140353477A1 (en) * | 2013-05-29 | 2014-12-04 | The Cleveland Electric Laboratories Company | Optical encoder |
WO2015175065A2 (en) * | 2014-02-21 | 2015-11-19 | Eit Llc. | Non-contact control rod monitor (ncm) |
IT201800002856A1 (it) * | 2018-02-20 | 2019-08-20 | Italmanometri S R L | Dispositivo trasduttore a fibra ottica |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3399347A (en) * | 1964-01-09 | 1968-08-27 | Bausch & Lomb | Photoelectric system for generating a signal proportional to the movement of a meter |
US3482105A (en) * | 1965-09-27 | 1969-12-02 | Erich K Hutzler | Optical frequency modulator |
NL157715B (nl) * | 1968-12-05 | 1978-08-15 | Philips Nv | Inrichting voor het bepalen van de relatieve verplaatsing van een voorwerp met behulp van een met het voorwerp mechanisch star verbonden element. |
US4045667A (en) * | 1976-05-26 | 1977-08-30 | General Motors Corporation | Color-sensitive photoelectric control system with fiber optics |
US4334152A (en) * | 1978-12-06 | 1982-06-08 | Plessey Incorporated | Position indicating systems |
US4223216A (en) * | 1979-01-22 | 1980-09-16 | Rockwell International Corporation | Means for sensing and color multiplexing optical data over a compact fiber optic transmission system |
ATE13788T1 (de) * | 1980-12-17 | 1985-06-15 | Ici Plc | Vorrichtung zum zusammenfassen von daten aus mehreren zustandsabhaengigen optischen sensoren. |
DE3208447A1 (de) * | 1981-03-09 | 1982-09-23 | Siemens AG, 1000 Berlin und 8000 München | Farbmodulierter faseroptischer wandler |
IT1198660B (it) * | 1983-08-02 | 1988-12-21 | Ottica Ist Naz | Profilometro ottico multifocale per dispersione |
CH663466A5 (fr) * | 1983-09-12 | 1987-12-15 | Battelle Memorial Institute | Procede et dispositif pour determiner la position d'un objet par rapport a une reference. |
-
1987
- 1987-03-12 US US07/025,115 patent/US4740688A/en not_active Expired - Lifetime
- 1987-03-13 DE DE19873708145 patent/DE3708145A1/de active Granted
- 1987-03-13 IT IT19684/87A patent/IT1204933B/it active
- 1987-03-17 GB GB8706253A patent/GB2188144B/en not_active Expired
- 1987-03-18 FR FR878703860A patent/FR2596170B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2596170A1 (fr) | 1987-09-25 |
IT8719684A0 (it) | 1987-03-13 |
GB2188144A (en) | 1987-09-23 |
US4740688A (en) | 1988-04-26 |
GB2188144B (en) | 1989-11-15 |
DE3708145A1 (de) | 1987-09-24 |
FR2596170B1 (fr) | 1992-05-07 |
GB8706253D0 (en) | 1987-04-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1204933B (it) | Trasduttore ottico | |
NO172154C (no) | Transduser | |
DK63687A (da) | Optisk instrument | |
BR8703094A (pt) | Dispositivo otico | |
IT1144232B (it) | Trasduttore ottico | |
DE3855780D1 (de) | Optischer Wandler | |
FI94213B (fi) | Optinen laite | |
KR880013257U (ko) | 광헤드 | |
IT1143507B (it) | Trasduttore ottico | |
FR2579045B1 (fr) | Transducteur optoelectronique | |
KR880701944A (ko) | 광 디스크 | |
IT1199683B (it) | Trasduttore ottico | |
KR880001293U (ko) | 광학 디스크 | |
DK589187D0 (da) | Laser | |
BR8800664A (pt) | Transdutor de corrente-em-tensao | |
KR890001205A (ko) | 광센서 | |
DK301688A (da) | Optisk modtager | |
DK78588D0 (da) | Optisk system | |
GB8608366D0 (en) | Optical transducer | |
KR870012484U (ko) | 조임관의 상호 고정구 | |
BR8600579A (pt) | Transdutor solar-termico | |
DK158856C (da) | Vinkeltransducer | |
BR8703130A (pt) | Diafragma | |
ES1000384Y (es) | Trompeta | |
BR6802337U (pt) | Conjunto optico |