JPH0216964B2 - - Google Patents

Info

Publication number
JPH0216964B2
JPH0216964B2 JP15572382A JP15572382A JPH0216964B2 JP H0216964 B2 JPH0216964 B2 JP H0216964B2 JP 15572382 A JP15572382 A JP 15572382A JP 15572382 A JP15572382 A JP 15572382A JP H0216964 B2 JPH0216964 B2 JP H0216964B2
Authority
JP
Japan
Prior art keywords
spatial filter
moving object
light
light emitting
light receiving
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
JP15572382A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5944608A (ja
Inventor
Hatoo Nakayama
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.)
OYO KEISOKU KENKYUSHO KK
Original Assignee
OYO KEISOKU KENKYUSHO KK
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 OYO KEISOKU KENKYUSHO KK filed Critical OYO KEISOKU KENKYUSHO KK
Priority to JP15572382A priority Critical patent/JPS5944608A/ja
Publication of JPS5944608A publication Critical patent/JPS5944608A/ja
Publication of JPH0216964B2 publication Critical patent/JPH0216964B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP15572382A 1982-09-07 1982-09-07 空間フイルタ検出器 Granted JPS5944608A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15572382A JPS5944608A (ja) 1982-09-07 1982-09-07 空間フイルタ検出器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15572382A JPS5944608A (ja) 1982-09-07 1982-09-07 空間フイルタ検出器

Publications (2)

Publication Number Publication Date
JPS5944608A JPS5944608A (ja) 1984-03-13
JPH0216964B2 true JPH0216964B2 (enrdf_load_stackoverflow) 1990-04-19

Family

ID=15612058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15572382A Granted JPS5944608A (ja) 1982-09-07 1982-09-07 空間フイルタ検出器

Country Status (1)

Country Link
JP (1) JPS5944608A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6532061B2 (en) * 2000-08-25 2003-03-11 Amnis Corporation Measuring the velocity of small moving objects such as cells
JP5557114B2 (ja) * 2011-01-13 2014-07-23 茂雄 細川 空間フィルタ流速計および流速測定方法

Also Published As

Publication number Publication date
JPS5944608A (ja) 1984-03-13

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