FR2183327A5 - - Google Patents

Info

Publication number
FR2183327A5
FR2183327A5 FR7215574A FR7215574A FR2183327A5 FR 2183327 A5 FR2183327 A5 FR 2183327A5 FR 7215574 A FR7215574 A FR 7215574A FR 7215574 A FR7215574 A FR 7215574A FR 2183327 A5 FR2183327 A5 FR 2183327A5
Authority
FR
France
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
FR7215574A
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.)
SODISFOM
Original Assignee
SODISFOM
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 SODISFOM filed Critical SODISFOM
Priority to FR7215574A priority Critical patent/FR2183327A5/fr
Application granted granted Critical
Publication of FR2183327A5 publication Critical patent/FR2183327A5/fr
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
    • G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7215574A 1972-05-02 1972-05-02 Expired FR2183327A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7215574A FR2183327A5 (en) 1972-05-02 1972-05-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7215574A FR2183327A5 (en) 1972-05-02 1972-05-02

Publications (1)

Publication Number Publication Date
FR2183327A5 true FR2183327A5 (en) 1973-12-14

Family

ID=9097852

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7215574A Expired FR2183327A5 (en) 1972-05-02 1972-05-02

Country Status (1)

Country Link
FR (1) FR2183327A5 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2385118A1 (en) * 1977-03-25 1978-10-20 Leitz Ernst Gmbh SLIDE PROJECTOR WITH AUTOMATIC SHARPNESS ADJUSTMENT

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2385118A1 (en) * 1977-03-25 1978-10-20 Leitz Ernst Gmbh SLIDE PROJECTOR WITH AUTOMATIC SHARPNESS ADJUSTMENT

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