FR1257721A - Device for forming and controlling variable light images - Google Patents

Device for forming and controlling variable light images

Info

Publication number
FR1257721A
FR1257721A FR819254A FR819254A FR1257721A FR 1257721 A FR1257721 A FR 1257721A FR 819254 A FR819254 A FR 819254A FR 819254 A FR819254 A FR 819254A FR 1257721 A FR1257721 A FR 1257721A
Authority
FR
France
Prior art keywords
forming
variable light
light images
controlling variable
controlling
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
FR819254A
Other languages
French (fr)
Inventor
Nicolas Schoffer
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 filed Critical
Priority to FR819254A priority Critical patent/FR1257721A/en
Application granted granted Critical
Publication of FR1257721A publication Critical patent/FR1257721A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

Landscapes

  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR819254A 1960-02-23 1960-02-23 Device for forming and controlling variable light images Expired FR1257721A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR819254A FR1257721A (en) 1960-02-23 1960-02-23 Device for forming and controlling variable light images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819254A FR1257721A (en) 1960-02-23 1960-02-23 Device for forming and controlling variable light images

Publications (1)

Publication Number Publication Date
FR1257721A true FR1257721A (en) 1961-04-07

Family

ID=8725634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819254A Expired FR1257721A (en) 1960-02-23 1960-02-23 Device for forming and controlling variable light images

Country Status (1)

Country Link
FR (1) FR1257721A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1183417B (en) * 1962-03-06 1964-12-10 Philips Nv Device for creating movable, color-changeable decorative light effects
US3600076A (en) * 1969-10-29 1971-08-17 Edward Carlton Synder Light brush
US3767299A (en) * 1971-10-20 1973-10-23 J Fisher Display projector
US4217040A (en) * 1978-04-03 1980-08-12 Longerbeam Donald A Apparatus for projecting an image having a convoluted focal plane

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1183417B (en) * 1962-03-06 1964-12-10 Philips Nv Device for creating movable, color-changeable decorative light effects
US3600076A (en) * 1969-10-29 1971-08-17 Edward Carlton Synder Light brush
US3767299A (en) * 1971-10-20 1973-10-23 J Fisher Display projector
US4217040A (en) * 1978-04-03 1980-08-12 Longerbeam Donald A Apparatus for projecting an image having a convoluted focal plane

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