AT294567B - Vorrichtung zum Messen von an verschiedenen Stellen vorhandenem Licht - Google Patents

Vorrichtung zum Messen von an verschiedenen Stellen vorhandenem Licht

Info

Publication number
AT294567B
AT294567B AT1103469A AT1103469A AT294567B AT 294567 B AT294567 B AT 294567B AT 1103469 A AT1103469 A AT 1103469A AT 1103469 A AT1103469 A AT 1103469A AT 294567 B AT294567 B AT 294567B
Authority
AT
Austria
Prior art keywords
different points
measuring light
light present
present
measuring
Prior art date
Application number
AT1103469A
Other languages
English (en)
Inventor
Rudolf Hartmann
Original Assignee
Bell & Howell 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
Application filed by Bell & Howell Co filed Critical Bell & Howell Co
Application granted granted Critical
Publication of AT294567B publication Critical patent/AT294567B/de

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • 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
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • 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
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
AT1103469A 1968-11-29 1969-11-26 Vorrichtung zum Messen von an verschiedenen Stellen vorhandenem Licht AT294567B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78009568A 1968-11-29 1968-11-29

Publications (1)

Publication Number Publication Date
AT294567B true AT294567B (de) 1971-11-25

Family

ID=25118580

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1103469A AT294567B (de) 1968-11-29 1969-11-26 Vorrichtung zum Messen von an verschiedenen Stellen vorhandenem Licht

Country Status (6)

Country Link
US (1) US3558895A (de)
AT (1) AT294567B (de)
CH (1) CH516150A (de)
DE (1) DE1958551A1 (de)
FR (1) FR2024525A1 (de)
GB (1) GB1251409A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699421A (en) * 1971-01-21 1972-10-17 Kollsman Instr Corp Tape position sensor, optical
US3726250A (en) * 1971-03-18 1973-04-10 Marconi Co Canada Indicator
US3758784A (en) * 1971-10-29 1973-09-11 G Vischulis Optical detecting head
US3777154A (en) * 1972-02-07 1973-12-04 R Lindsey Optical data processing system
US3892962A (en) * 1972-10-06 1975-07-01 Xerox Corp Thermal chamber for a developability regulating apparatus
US5212508A (en) * 1991-06-28 1993-05-18 Eastman Kodak Company Remote photo-electric interface in camera

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938666A (en) * 1955-10-07 1960-05-31 Sperry Rand Corp Record sensing means
US3114283A (en) * 1960-10-31 1963-12-17 Bausch & Lomb Light sensing method and apparatus therefor
US3372240A (en) * 1963-10-14 1968-03-05 Dictaphone Corp Time indicating recording and reproducing apparatus
US3407304A (en) * 1965-11-19 1968-10-22 Nasa Usa Micrometeoroid penetration measuring device
DE1497586A1 (de) * 1966-02-17 1969-07-10 Schneider Feinwerktechnik Jos Faseroptische Abtastvorrichtung
US3483389A (en) * 1968-01-23 1969-12-09 Dynamics Res Corp Electro-optical encoder having fiber optic coupling

Also Published As

Publication number Publication date
US3558895A (en) 1971-01-26
CH516150A (fr) 1971-11-30
FR2024525A1 (de) 1970-08-28
GB1251409A (de) 1971-10-27
DE1958551A1 (de) 1970-06-04

Similar Documents

Publication Publication Date Title
AT297373B (de) Vorrichtung zum photometrischen Analysieren von Lösungen
DE1906488B2 (de) Vorrichtung zum verlagern von gegenstaenden
AT310470B (de) Vorrichtung zum messen von kraeften und momenten
CH535958A (de) Vorrichtung zur optisch-elektronischen Abstandsmessung
AT299056B (de) Vorrichtung zum Zerstäuben von Flüssigkeiten
AT288050B (de) Einrichtung zum Messen von Längen oder Winkeln
AT299493B (de) Vorrichtung zum Erhitzen von Flüssigkeit
CH458760A (de) Vorrichtung zum Messen von Prüflingen und Verwendung der Vorrichtung
FI48305C (fi) Laite etäisyyden mittaamiseksi
AT294567B (de) Vorrichtung zum Messen von an verschiedenen Stellen vorhandenem Licht
CH490683A (de) Optisches Messgerät
CH474042A (de) Gerät zum Messen von Innendurchmessern
CH476302A (de) Vorrichtung zum Prüfen von Flüssigkeitsproben
DE1962174B2 (de) Optisches entfernungsmessgeraet
DE1811930B2 (de) Vorrichtung zum messen von messgroessen
AT296658B (de) Vorrichtung zum Messen der Opazität von Gasen
AT293329B (de) Vorrichtung zur Kontrolle von Wirkwaren
CH491348A (de) Vorrichtung zum Antrieb von Trockenzylindern
CH479853A (de) Vorrichtung zum Messen von Längen
CH497708A (de) Distanzmesseinrichtung
CH489008A (de) Einrichtung zum Messen von Farbreizwerten
CH506035A (de) Vorrichtung zum Trocknen
AT283012B (de) Vorrichtung zum Messen von Kräften
AT301063B (de) Vorrichtung zum Geißen von Gegenständen
AT295181B (de) Mehrskalen-Lichtmarkenmeßgerät

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee