IT8820650A0 - Dispositivo optoelettronico per misurare lunghezze o angoli. - Google Patents

Dispositivo optoelettronico per misurare lunghezze o angoli.

Info

Publication number
IT8820650A0
IT8820650A0 IT8820650A IT2065088A IT8820650A0 IT 8820650 A0 IT8820650 A0 IT 8820650A0 IT 8820650 A IT8820650 A IT 8820650A IT 2065088 A IT2065088 A IT 2065088A IT 8820650 A0 IT8820650 A0 IT 8820650A0
Authority
IT
Italy
Prior art keywords
angles
optoelectronic device
measure lengths
lengths
measure
Prior art date
Application number
IT8820650A
Other languages
English (en)
Other versions
IT1217659B (it
Inventor
Bernhard Birchler
Hans Rudolf Haab
Original Assignee
Mettler Instrumente 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 Mettler Instrumente Ag filed Critical Mettler Instrumente Ag
Publication of IT8820650A0 publication Critical patent/IT8820650A0/it
Application granted granted Critical
Publication of IT1217659B publication Critical patent/IT1217659B/it

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
    • G01D5/347—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
IT20650/88A 1987-06-05 1988-05-20 Dispositivo optoelettronico per misurare lunghezzi o angoli IT1217659B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2136/87A CH672680A5 (en) 1987-06-05 1987-06-05 Opto-electronic length or angle measurer - achieves comparable light parallelity, higher light yield with sample in more compact design contg. parabolic glass mirror

Publications (2)

Publication Number Publication Date
IT8820650A0 true IT8820650A0 (it) 1988-05-20
IT1217659B IT1217659B (it) 1990-03-30

Family

ID=4226715

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20650/88A IT1217659B (it) 1987-06-05 1988-05-20 Dispositivo optoelettronico per misurare lunghezzi o angoli

Country Status (2)

Country Link
CH (1) CH672680A5 (it)
IT (1) IT1217659B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT394111B (de) * 1989-09-12 1992-02-10 Rieder Heinz Inkrementales messsystem
CN112013768B (zh) * 2019-05-29 2022-09-02 深圳市立林智感科技有限公司 用于位移测量的信号携带体装置、系统及设备

Also Published As

Publication number Publication date
CH672680A5 (en) 1989-12-15
IT1217659B (it) 1990-03-30

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