FR811956A - Improvements to optical systems used in cinematographic equipment - Google Patents

Improvements to optical systems used in cinematographic equipment

Info

Publication number
FR811956A
FR811956A FR811956DA FR811956A FR 811956 A FR811956 A FR 811956A FR 811956D A FR811956D A FR 811956DA FR 811956 A FR811956 A FR 811956A
Authority
FR
France
Prior art keywords
optical systems
systems used
cinematographic equipment
cinematographic
equipment
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
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.)
LEVENTHAL PATENTS
Original Assignee
LEVENTHAL PATENTS
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 LEVENTHAL PATENTS filed Critical LEVENTHAL PATENTS
Application granted granted Critical
Publication of FR811956A publication Critical patent/FR811956A/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
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
    • G03B41/08—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating transmitting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR811956D 1935-10-22 1936-10-21 Improvements to optical systems used in cinematographic equipment Expired FR811956A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US811956XA 1935-10-22 1935-10-22

Publications (1)

Publication Number Publication Date
FR811956A true FR811956A (en) 1937-04-27

Family

ID=22162679

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811956D Expired FR811956A (en) 1935-10-22 1936-10-21 Improvements to optical systems used in cinematographic equipment

Country Status (1)

Country Link
FR (1) FR811956A (en)

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