CH426303A - Einrichtung zur Belichtungsregelung für die Mikrophotographie - Google Patents

Einrichtung zur Belichtungsregelung für die Mikrophotographie

Info

Publication number
CH426303A
CH426303A CH1386665A CH1386665A CH426303A CH 426303 A CH426303 A CH 426303A CH 1386665 A CH1386665 A CH 1386665A CH 1386665 A CH1386665 A CH 1386665A CH 426303 A CH426303 A CH 426303A
Authority
CH
Switzerland
Prior art keywords
microphotography
control device
exposure control
exposure
control
Prior art date
Application number
CH1386665A
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
Publication of CH426303A publication Critical patent/CH426303A/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 Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
CH1386665A 1964-10-14 1965-10-08 Einrichtung zur Belichtungsregelung für die Mikrophotographie CH426303A (de)

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
CH426303A true CH426303A (de) 1966-12-15

Family

ID=3607975

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1386665A CH426303A (de) 1964-10-14 1965-10-08 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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168702A (en) * 1976-05-27 1979-09-25 Fuji Photo Optical Co., Ltd. Camera operating device for endoscope

Families Citing this family (6)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168702A (en) * 1976-05-27 1979-09-25 Fuji Photo Optical Co., Ltd. Camera operating device for endoscope

Also Published As

Publication number Publication date
DE1288425B (de) 1969-01-30
GB1128808A (en) 1968-10-02
AT248735B (de) 1966-08-10
US3386358A (en) 1968-06-04

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