AT248735B - Einrichtung zur Belichtungsregelung für die Mikrophotographie - Google Patents

Einrichtung zur Belichtungsregelung für die Mikrophotographie

Info

Publication number
AT248735B
AT248735B AT872064A AT872064A AT248735B AT 248735 B AT248735 B AT 248735B AT 872064 A AT872064 A AT 872064A AT 872064 A AT872064 A AT 872064A AT 248735 B AT248735 B AT 248735B
Authority
AT
Austria
Prior art keywords
microphotography
control device
exposure control
exposure
control
Prior art date
Application number
AT872064A
Other languages
English (en)
Inventor
Karl Dr Kropp
Original Assignee
Reichert Optische Werke Ag
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 Reichert Optische Werke Ag filed Critical Reichert Optische Werke Ag
Priority to AT872064A priority Critical patent/AT248735B/de
Priority to CH1386665A priority patent/CH426303A/de
Priority to GB43051/65A priority patent/GB1128808A/en
Priority to DER41739A priority patent/DE1288425B/de
Priority to US495621A priority patent/US3386358A/en
Application granted granted Critical
Publication of AT248735B publication Critical patent/AT248735B/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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/04—Control effected by hand adjustment of a member that senses indication of a pointer of a built- in light-sensitive device, e.g. by restoring point to a fixed associated reference mark
    • 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
    • G03B27/80—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus in dependence upon automatic analysis of the original
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
AT872064A 1964-10-14 1964-10-14 Einrichtung zur Belichtungsregelung für die Mikrophotographie AT248735B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AT872064A AT248735B (de) 1964-10-14 1964-10-14 Einrichtung zur Belichtungsregelung für die Mikrophotographie
CH1386665A CH426303A (de) 1964-10-14 1965-10-08 Einrichtung zur Belichtungsregelung für die Mikrophotographie
GB43051/65A GB1128808A (en) 1964-10-14 1965-10-11 Improvement in or relating to exposure control apparatus for photomicrography
DER41739A DE1288425B (de) 1964-10-14 1965-10-12 Einrichtung zur Belichtungssteuerung fuer die Mikrophotographie
US495621A US3386358A (en) 1964-10-14 1965-10-13 Exposure control apparatus for photomicrography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT872064A AT248735B (de) 1964-10-14 1964-10-14 Einrichtung zur Belichtungsregelung für die Mikrophotographie

Publications (1)

Publication Number Publication Date
AT248735B true AT248735B (de) 1966-08-10

Family

ID=3607975

Family Applications (1)

Application Number Title Priority Date Filing Date
AT872064A AT248735B (de) 1964-10-14 1964-10-14 Einrichtung zur Belichtungsregelung für die Mikrophotographie

Country Status (5)

Country Link
US (1) US3386358A (de)
AT (1) AT248735B (de)
CH (1) CH426303A (de)
DE (1) DE1288425B (de)
GB (1) GB1128808A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1936544A1 (de) * 1969-07-18 1971-01-28 Leitz Ernst Gmbh Schaltungsanordnung fuer Belichtungsmesser
JPS5295224A (en) * 1976-02-05 1977-08-10 Canon Inc Flash illumination means
JPS52144179A (en) * 1976-05-27 1977-12-01 Fuji Photo Optical Co Ltd Device for operating endscope camera
DE2756137C3 (de) * 1977-12-16 1980-07-17 Fa. Carl Zeiss, 7920 Heidenheim Anordnung zur Belichtungssteuerung für die Mikrophotographie
US4264163A (en) * 1979-01-29 1981-04-28 Eastman Kodak Company Exposure control apparatus with compensation for film reciprocity failure
JPS5745514A (en) * 1980-08-30 1982-03-15 Nippon Kogaku Kk <Nikon> Exposure controller of photographying device of microscope
JPS5977433A (ja) * 1982-10-26 1984-05-02 Dainippon Screen Mfg Co Ltd 複写カメラ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179717A (en) * 1939-11-14 Automatic photographic shutter
DE1118601B (de) * 1956-09-26 1961-11-30 Gauthier Gmbh A Photographische Kamera oder photographischer Verschluss mit selbsttaetiger Belichtungseinstellung
US3205803A (en) * 1963-03-29 1965-09-14 Polaroid Corp Shutter timing apparatus

Also Published As

Publication number Publication date
GB1128808A (en) 1968-10-02
DE1288425B (de) 1969-01-30
CH426303A (de) 1966-12-15
US3386358A (en) 1968-06-04

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