GB1518148A - Measuring apparatus - Google Patents

Measuring apparatus

Info

Publication number
GB1518148A
GB1518148A GB38336/75A GB3833675A GB1518148A GB 1518148 A GB1518148 A GB 1518148A GB 38336/75 A GB38336/75 A GB 38336/75A GB 3833675 A GB3833675 A GB 3833675A GB 1518148 A GB1518148 A GB 1518148A
Authority
GB
United Kingdom
Prior art keywords
differential amplifier
cuvet
transmissivity
wheel
cell
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
GB38336/75A
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.)
Compur Werk GmbH and Co
Original Assignee
Compur Werk GmbH and Co
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 DE19742448206 external-priority patent/DE2448206C3/de
Application filed by Compur Werk GmbH and Co filed Critical Compur Werk GmbH and Co
Publication of GB1518148A publication Critical patent/GB1518148A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J1/1626—Arrangements with two photodetectors, the signals of which are compared

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
GB38336/75A 1974-10-09 1975-09-18 Measuring apparatus Expired GB1518148A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742448206 DE2448206C3 (de) 1974-10-09 Photo meter

Publications (1)

Publication Number Publication Date
GB1518148A true GB1518148A (en) 1978-07-19

Family

ID=5927934

Family Applications (1)

Application Number Title Priority Date Filing Date
GB38336/75A Expired GB1518148A (en) 1974-10-09 1975-09-18 Measuring apparatus

Country Status (6)

Country Link
US (1) US4037972A (en:Method)
JP (1) JPS5916207B2 (en:Method)
AT (1) AT343376B (en:Method)
CH (1) CH584891A5 (en:Method)
FR (1) FR2287695A1 (en:Method)
GB (1) GB1518148A (en:Method)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301011A1 (fr) * 1975-02-12 1976-09-10 Inst Nat Sante Rech Med Appareil combine formant agregometre et coagulometre
US4498782A (en) * 1981-05-29 1985-02-12 Science Research Center, Inc. Assembly for determining light transmissiveness of a fluid
JPS58109052U (ja) * 1982-01-19 1983-07-25 三洋電機株式会社 ドライクリーニング溶剤の濁度検出装置
JPS6183941A (ja) * 1984-10-02 1986-04-28 Fujitsu Ten Ltd 雨滴検出装置
US4870264A (en) * 1988-07-26 1989-09-26 Christian Beha Device for optically measuring the shading of translucent panes
USD362810S (en) 1994-05-09 1995-10-03 Seaburn Scott K Two piece window tint meter
ES2185496B1 (es) * 2001-07-17 2005-06-01 Universidad Politecnica De Valencia Equipo y metodo en linea para la deteccion, determinacion de la evolucion y cuantificacion de biomasa microbiana y otras sustancias que absorben a lo largo del espectro de luz durante el desarrollo de procesos biotecnologicos.
US7015728B1 (en) 2004-02-27 2006-03-21 Intersil Americas Inc. High voltage floating current sense amplifier
US7102335B1 (en) 2004-02-27 2006-09-05 Intersil Americas Inc. Rail—rail current sense amplifier
USD856830S1 (en) * 2018-04-26 2019-08-20 EDTM, Inc. Tint meter device having a slot for self-positioning of the tint meter onto a glass edge

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576558A (en) * 1968-05-14 1971-04-27 Univ Utah Opacity comparison apparatus and method
JPS5066113A (en:Method) * 1973-10-11 1975-06-04

Also Published As

Publication number Publication date
JPS5916207B2 (ja) 1984-04-13
DE2448206B2 (de) 1976-10-14
DE2448206A1 (de) 1976-07-01
FR2287695B1 (en:Method) 1981-08-28
US4037972A (en) 1977-07-26
ATA727075A (de) 1977-09-15
JPS5164991A (en:Method) 1976-06-04
CH584891A5 (en:Method) 1977-02-15
AT343376B (de) 1978-05-26
FR2287695A1 (fr) 1976-05-07

Similar Documents

Publication Publication Date Title
ATE112395T1 (de) Signalpegel-messanordnung mit offset- korrekturmitteln.
US2496886A (en) Radiation alarm and measurement device
GB1518148A (en) Measuring apparatus
GB1087990A (en) Measurement of absorption by a substance of radiation
EP0186802A3 (en) Optical measurement device
US4043676A (en) Photometer
SE333645B (en:Method)
JPS55112546A (en) Atomic extinction analysis meter
US3571706A (en) Voltage measuring apparatus employing feedback gain control to obtain a predetermined output and a feedback loop to readout the gain value
SE7810662L (sv) Anordning for nollnivakorrigerande forsterkning av en pulsspenning
US4037154A (en) Circuit for calibrating instruments
JPS5695255A (en) Image forming apparatus
US3597760A (en) Differential digital converter
SU1176182A1 (ru) Устройство дл бесконтактного измерени температуры
GB1295854A (en:Method)
GB1323182A (en) Apparatus for measuring light absorbance
SU1114905A1 (ru) Термопарный вакуумметр
SU437925A1 (ru) Устройство дл периодического измерени фотометрических величин
JPH02124536U (en:Method)
SU124554A1 (ru) Способ стабилизации чувствительности системы фотоэлемент-усилитель сцинтилл ционного счетчика
SU1122899A1 (ru) Способ регистрации излучени фотодиодом и устройство дл его осуществлени
Klevenhagen et al. A semi-automatic solid state densitometer
JPS56125636A (en) Measuring apparatus
SU935714A1 (ru) Измеритель светового потока
SU1176258A1 (ru) Устройство дл измерени напр жени

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee