FR2283456B3 - - Google Patents

Info

Publication number
FR2283456B3
FR2283456B3 FR7415617A FR7415617A FR2283456B3 FR 2283456 B3 FR2283456 B3 FR 2283456B3 FR 7415617 A FR7415617 A FR 7415617A FR 7415617 A FR7415617 A FR 7415617A FR 2283456 B3 FR2283456 B3 FR 2283456B3
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
FR7415617A
Other languages
French (fr)
Other versions
FR2283456A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7415617A priority Critical patent/FR2283456A1/fr
Publication of FR2283456A1 publication Critical patent/FR2283456A1/fr
Application granted granted Critical
Publication of FR2283456B3 publication Critical patent/FR2283456B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/023—Mountings, adjusting means, or light-tight connections, for optical elements for lenses permitting adjustment
    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
FR7415617A 1974-05-06 1974-05-06 Reglage technique de chaque focale, condenseur et distance source lumineuse, dans appareils optiques de lecture, projection, reproduction a focales multiples Granted FR2283456A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7415617A FR2283456A1 (fr) 1974-05-06 1974-05-06 Reglage technique de chaque focale, condenseur et distance source lumineuse, dans appareils optiques de lecture, projection, reproduction a focales multiples

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7415617A FR2283456A1 (fr) 1974-05-06 1974-05-06 Reglage technique de chaque focale, condenseur et distance source lumineuse, dans appareils optiques de lecture, projection, reproduction a focales multiples

Publications (2)

Publication Number Publication Date
FR2283456A1 FR2283456A1 (fr) 1976-03-26
FR2283456B3 true FR2283456B3 (sv) 1977-03-04

Family

ID=9138492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7415617A Granted FR2283456A1 (fr) 1974-05-06 1974-05-06 Reglage technique de chaque focale, condenseur et distance source lumineuse, dans appareils optiques de lecture, projection, reproduction a focales multiples

Country Status (1)

Country Link
FR (1) FR2283456A1 (sv)

Also Published As

Publication number Publication date
FR2283456A1 (fr) 1976-03-26

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Legal Events

Date Code Title Description
ST Notification of lapse