FR2378296A1 - Dispositif de support et de mise au point d'objectifs de projection de grande longueur - Google Patents

Dispositif de support et de mise au point d'objectifs de projection de grande longueur

Info

Publication number
FR2378296A1
FR2378296A1 FR7801072A FR7801072A FR2378296A1 FR 2378296 A1 FR2378296 A1 FR 2378296A1 FR 7801072 A FR7801072 A FR 7801072A FR 7801072 A FR7801072 A FR 7801072A FR 2378296 A1 FR2378296 A1 FR 2378296A1
Authority
FR
France
Prior art keywords
rod
focussing
focal length
long focal
sliding carriage
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.)
Granted
Application number
FR7801072A
Other languages
English (en)
French (fr)
Other versions
FR2378296B3 (da
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
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 Ernst Leitz Wetzlar GmbH filed Critical Ernst Leitz Wetzlar GmbH
Publication of FR2378296A1 publication Critical patent/FR2378296A1/fr
Application granted granted Critical
Publication of FR2378296B3 publication Critical patent/FR2378296B3/fr
Granted 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lens Barrels (AREA)
  • Telescopes (AREA)
FR7801072A 1977-01-22 1978-01-16 Dispositif de support et de mise au point d'objectifs de projection de grande longueur Granted FR2378296A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19777701822 DE7701822U1 (de) 1977-01-22 1977-01-22 Vorrichtung zur halterung und fokussierung von projektionsobjektiven grosser baulaenge

Publications (2)

Publication Number Publication Date
FR2378296A1 true FR2378296A1 (fr) 1978-08-18
FR2378296B3 FR2378296B3 (da) 1980-10-17

Family

ID=6674642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7801072A Granted FR2378296A1 (fr) 1977-01-22 1978-01-16 Dispositif de support et de mise au point d'objectifs de projection de grande longueur

Country Status (2)

Country Link
DE (1) DE7701822U1 (da)
FR (1) FR2378296A1 (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2549247A1 (fr) * 1983-07-12 1985-01-18 Gazet Raoul Nouveau procede pour obtenir le relief cinematographique avec un seul objectif, applicable au cinematographe, aux appareils de prises de vues de la television, a ceux de la radiocinematographie et a l'optique en general

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2549247A1 (fr) * 1983-07-12 1985-01-18 Gazet Raoul Nouveau procede pour obtenir le relief cinematographique avec un seul objectif, applicable au cinematographe, aux appareils de prises de vues de la television, a ceux de la radiocinematographie et a l'optique en general

Also Published As

Publication number Publication date
FR2378296B3 (da) 1980-10-17
DE7701822U1 (de) 1977-07-07

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