GB1327065A - Method and device for photoelectrically scanning an object by means of an optical beam - Google Patents

Method and device for photoelectrically scanning an object by means of an optical beam

Info

Publication number
GB1327065A
GB1327065A GB5581670A GB5581670A GB1327065A GB 1327065 A GB1327065 A GB 1327065A GB 5581670 A GB5581670 A GB 5581670A GB 5581670 A GB5581670 A GB 5581670A GB 1327065 A GB1327065 A GB 1327065A
Authority
GB
United Kingdom
Prior art keywords
edge
circuit
illumination
detector
detector output
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
GB5581670A
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.)
EXATEST MESSTECHNIK GmbH
Original Assignee
EXATEST MESSTECHNIK 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
Priority claimed from DE19691959516 external-priority patent/DE1959516A1/de
Priority claimed from DE19702015694 external-priority patent/DE2015694B2/de
Application filed by EXATEST MESSTECHNIK GmbH filed Critical EXATEST MESSTECHNIK GmbH
Publication of GB1327065A publication Critical patent/GB1327065A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Optical Transform (AREA)
GB5581670A 1969-11-27 1970-11-24 Method and device for photoelectrically scanning an object by means of an optical beam Expired GB1327065A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691959516 DE1959516A1 (de) 1969-11-27 1969-11-27 Vorrichtung zur Messung der Laenge und/oder der Lage eines Gegenstandes
DE19702015694 DE2015694B2 (de) 1970-04-02 1970-04-02 Verfahren zur beruehrungslosen messung der breite oder lage eines gegenstandes mittels eines sichtstrahls

Publications (1)

Publication Number Publication Date
GB1327065A true GB1327065A (en) 1973-08-15

Family

ID=25758166

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5581670A Expired GB1327065A (en) 1969-11-27 1970-11-24 Method and device for photoelectrically scanning an object by means of an optical beam

Country Status (4)

Country Link
JP (1) JPS5129423B1 (de)
FR (1) FR2069743A5 (de)
GB (1) GB1327065A (de)
SE (1) SE378141B (de)

Also Published As

Publication number Publication date
JPS5129423B1 (de) 1976-08-25
SE378141B (de) 1975-08-18
FR2069743A5 (de) 1971-09-03

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee