JPH0525288B2 - - Google Patents

Info

Publication number
JPH0525288B2
JPH0525288B2 JP25220387A JP25220387A JPH0525288B2 JP H0525288 B2 JPH0525288 B2 JP H0525288B2 JP 25220387 A JP25220387 A JP 25220387A JP 25220387 A JP25220387 A JP 25220387A JP H0525288 B2 JPH0525288 B2 JP H0525288B2
Authority
JP
Japan
Prior art keywords
light
distance
intensity
electromagnetic waves
state detector
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 - Fee Related
Application number
JP25220387A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0194221A (ja
Inventor
Choharu Horiguchi
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.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics 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 Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Priority to JP62252203A priority Critical patent/JPH0194221A/ja
Publication of JPH0194221A publication Critical patent/JPH0194221A/ja
Publication of JPH0525288B2 publication Critical patent/JPH0525288B2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Optical Distance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
JP62252203A 1987-10-06 1987-10-06 対象物状態検出器 Granted JPH0194221A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62252203A JPH0194221A (ja) 1987-10-06 1987-10-06 対象物状態検出器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62252203A JPH0194221A (ja) 1987-10-06 1987-10-06 対象物状態検出器

Publications (2)

Publication Number Publication Date
JPH0194221A JPH0194221A (ja) 1989-04-12
JPH0525288B2 true JPH0525288B2 (ko) 1993-04-12

Family

ID=17233935

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62252203A Granted JPH0194221A (ja) 1987-10-06 1987-10-06 対象物状態検出器

Country Status (1)

Country Link
JP (1) JPH0194221A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006047087A (ja) * 2004-08-04 2006-02-16 Mitsubishi Electric Corp 超音波送受放射センサ及び位置検出装置並びに除湿器
TWI518329B (zh) * 2014-12-02 2016-01-21 財團法人工業技術研究院 光學式測風系統
WO2022255342A1 (ja) * 2021-06-03 2022-12-08 ローム株式会社 液面高さ検出装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5425794A (en) * 1977-07-28 1979-02-26 Oki Kaiyo Electronics Kk Sounddwave depthhmeasuring system for suspension liquid
JPS6125011A (ja) * 1984-07-13 1986-02-03 Genichiro Kinoshita 光学式距離測定装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55166215U (ko) * 1979-05-17 1980-11-29

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5425794A (en) * 1977-07-28 1979-02-26 Oki Kaiyo Electronics Kk Sounddwave depthhmeasuring system for suspension liquid
JPS6125011A (ja) * 1984-07-13 1986-02-03 Genichiro Kinoshita 光学式距離測定装置

Also Published As

Publication number Publication date
JPH0194221A (ja) 1989-04-12

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees