FR1285543A - Projector for the presentation of views, fitted with a device for adjusting the light intensity - Google Patents

Projector for the presentation of views, fitted with a device for adjusting the light intensity

Info

Publication number
FR1285543A
FR1285543A FR855259A FR855259A FR1285543A FR 1285543 A FR1285543 A FR 1285543A FR 855259 A FR855259 A FR 855259A FR 855259 A FR855259 A FR 855259A FR 1285543 A FR1285543 A FR 1285543A
Authority
FR
France
Prior art keywords
projector
presentation
views
fitted
adjusting
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
FR855259A
Other languages
French (fr)
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.)
Agfa Gevaert NV
Original Assignee
Agfa 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 Agfa AG filed Critical Agfa AG
Priority to FR855259A priority Critical patent/FR1285543A/en
Application granted granted Critical
Publication of FR1285543A publication Critical patent/FR1285543A/en
Expired legal-status Critical Current

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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2053—Intensity control of illuminating light

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR855259A 1961-03-10 1961-03-10 Projector for the presentation of views, fitted with a device for adjusting the light intensity Expired FR1285543A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR855259A FR1285543A (en) 1961-03-10 1961-03-10 Projector for the presentation of views, fitted with a device for adjusting the light intensity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR855259A FR1285543A (en) 1961-03-10 1961-03-10 Projector for the presentation of views, fitted with a device for adjusting the light intensity

Publications (1)

Publication Number Publication Date
FR1285543A true FR1285543A (en) 1962-02-23

Family

ID=8750604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855259A Expired FR1285543A (en) 1961-03-10 1961-03-10 Projector for the presentation of views, fitted with a device for adjusting the light intensity

Country Status (1)

Country Link
FR (1) FR1285543A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372656A (en) * 1981-05-15 1983-02-08 Marks Alvin M High efficiency optical projector for 3D motion pictures

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372656A (en) * 1981-05-15 1983-02-08 Marks Alvin M High efficiency optical projector for 3D motion pictures

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