FR2182561A5 - - Google Patents

Info

Publication number
FR2182561A5
FR2182561A5 FR7315487A FR7315487A FR2182561A5 FR 2182561 A5 FR2182561 A5 FR 2182561A5 FR 7315487 A FR7315487 A FR 7315487A FR 7315487 A FR7315487 A FR 7315487A FR 2182561 A5 FR2182561 A5 FR 2182561A5
Authority
FR
France
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
FR7315487A
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.)
Micromedic Systems Inc
Original Assignee
Micromedic Systems Inc
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 Micromedic Systems Inc filed Critical Micromedic Systems Inc
Application granted granted Critical
Publication of FR2182561A5 publication Critical patent/FR2182561A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06J—HYBRID COMPUTING ARRANGEMENTS
    • G06J1/00—Hybrid computing arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
FR7315487A 1972-04-28 1973-04-27 Expired FR2182561A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH641872A CH566543A5 (fr) 1972-04-28 1972-04-28

Publications (1)

Publication Number Publication Date
FR2182561A5 true FR2182561A5 (fr) 1973-12-07

Family

ID=4309285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7315487A Expired FR2182561A5 (fr) 1972-04-28 1973-04-27

Country Status (10)

Country Link
US (1) US3922091A (fr)
JP (1) JPS4942385A (fr)
CH (1) CH566543A5 (fr)
DE (1) DE2321735A1 (fr)
ES (1) ES414131A1 (fr)
FR (1) FR2182561A5 (fr)
GB (1) GB1435382A (fr)
IT (1) IT991564B (fr)
NL (1) NL7305905A (fr)
SE (1) SE387439B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54164321A (en) * 1978-06-16 1979-12-27 Yoshizou Iyama False iron plate for foundation work of steel skeleton construction
US4238830A (en) * 1979-08-01 1980-12-09 The Perkin-Elmer Corporation Curvature correction
JPS5848832A (ja) * 1981-09-17 1983-03-22 Horiba Ltd 分析計の補償回路
US4692883A (en) * 1985-02-21 1987-09-08 The Perkin-Elmer Corporation Automatic digital wavelength calibration system for a spectrophotometer
US4916645A (en) * 1988-06-02 1990-04-10 The Perkin-Elmer Corporation Continuous monochrometer drift compensation of a spectral monochromator
DE4009334C2 (de) * 1990-03-23 2000-11-23 Perkin Elmer Bodenseewerk Zwei Beleuchtungsanordnung zur Beaufschlagung eines Photomultipliers bei einem Zweistrahlphotometer
US6526801B2 (en) * 2000-12-29 2003-03-04 Edwards Systems Technology, Inc. Method of compensating for drift in gas sensing equipment
US7573572B1 (en) * 2005-09-07 2009-08-11 The United States Of America As Represented By The Secretary Of The Navy Drift tube amplifier and method to amplify current

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3522739A (en) * 1968-10-28 1970-08-04 Princeton Applied Res Corp Spectrophotometer apparatus utilizing a ratio measuring circuit
US3646331A (en) * 1970-09-03 1972-02-29 Kollmorgen Corp Automatic 100{11 line adjustment of spectrophotometers
US3724954A (en) * 1972-01-14 1973-04-03 Photo Electronics Corp Logarithmic circuit with automatic compensation for variations in conditions of operations

Also Published As

Publication number Publication date
DE2321735A1 (de) 1973-11-08
US3922091A (en) 1975-11-25
SE387439B (sv) 1976-09-06
CH566543A5 (fr) 1975-09-15
GB1435382A (en) 1976-05-12
ES414131A1 (es) 1976-05-16
IT991564B (it) 1975-08-30
NL7305905A (fr) 1973-10-30
JPS4942385A (fr) 1974-04-20

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Legal Events

Date Code Title Description
ST Notification of lapse