GB1244336A - Photographic drafting apparatus - Google Patents

Photographic drafting apparatus

Info

Publication number
GB1244336A
GB1244336A GB39624/68A GB3962468A GB1244336A GB 1244336 A GB1244336 A GB 1244336A GB 39624/68 A GB39624/68 A GB 39624/68A GB 3962468 A GB3962468 A GB 3962468A GB 1244336 A GB1244336 A GB 1244336A
Authority
GB
United Kingdom
Prior art keywords
aperture
spot
light
photographic
optical
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
GB39624/68A
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.)
Coradi A G G
Original Assignee
Coradi A G G
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 Coradi A G G filed Critical Coradi A G G
Publication of GB1244336A publication Critical patent/GB1244336A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/22—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using plotters
    • G06K15/225—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using plotters using optical plotters
    • 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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • 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
    • G03B7/087—Analogue circuits for control of both exposure time and aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Projection-Type Copiers In General (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
  • Optical Elements Other Than Lenses (AREA)
GB39624/68A 1967-08-25 1968-08-19 Photographic drafting apparatus Expired GB1244336A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1205467A CH465891A (de) 1967-08-25 1967-08-25 Einrichtung zur automatischen Regulierung der Beleuchtung einer am Arbeitswagen einer automatischen, photoelektrischen Zeichenmaschine angeordneten Lochblende, deren Loch zum Ziehen von Strichen auf eine photographische Schicht abgebildet wird

Publications (1)

Publication Number Publication Date
GB1244336A true GB1244336A (en) 1971-08-25

Family

ID=4379405

Family Applications (1)

Application Number Title Priority Date Filing Date
GB39624/68A Expired GB1244336A (en) 1967-08-25 1968-08-19 Photographic drafting apparatus

Country Status (8)

Country Link
US (1) US3595147A (enExample)
AT (1) AT288048B (enExample)
CH (1) CH465891A (enExample)
DE (1) DE1786167C3 (enExample)
FR (1) FR1579750A (enExample)
GB (1) GB1244336A (enExample)
NL (1) NL155373B (enExample)
NO (1) NO130049B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5310884B2 (enExample) * 1973-10-30 1978-04-18
JPS53145742A (en) * 1977-05-23 1978-12-19 Mutoh Ind Ltd Automatic light projecting drawing device
DE2728086A1 (de) * 1977-06-22 1979-01-11 Kurt Platzer Verfahren und vorrichtung zum uebertragen und wahlweise zur gestaltung eines bildes auf lichtempfindlichen aufzeichnungstraegern

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1158362B (de) * 1961-06-28 1963-11-28 Leitz Ernst Gmbh Verfahren und Vorrichtung zur Belichtungsregelung fuer mikrophotographische Aufnahmen
GB1107981A (en) * 1963-06-06 1968-03-27 Barr & Stroud Ltd Apparatus for automatically drawing lines

Also Published As

Publication number Publication date
DE1786167C3 (de) 1978-06-08
DE1786167A1 (de) 1972-01-20
NO130049B (enExample) 1974-07-01
FR1579750A (enExample) 1969-08-29
US3595147A (en) 1971-07-27
NL155373B (nl) 1977-12-15
NL6811938A (enExample) 1969-02-27
CH465891A (de) 1968-11-30
DE1786167B2 (de) 1977-10-20
AT288048B (de) 1971-02-25

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