FR1457122A - Objectif à distance focale réglable par déplacement de deux de ses éléments - Google Patents

Objectif à distance focale réglable par déplacement de deux de ses éléments

Info

Publication number
FR1457122A
FR1457122A FR41036A FR41036A FR1457122A FR 1457122 A FR1457122 A FR 1457122A FR 41036 A FR41036 A FR 41036A FR 41036 A FR41036 A FR 41036A FR 1457122 A FR1457122 A FR 1457122A
Authority
FR
France
Prior art keywords
lens
moving
elements
focal length
adjustable focal
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
FR41036A
Other languages
English (en)
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.)
Jos Schneider Optische Werke GmbH
Original Assignee
Jos Schneider Optische Werke 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 Jos Schneider Optische Werke GmbH filed Critical Jos Schneider Optische Werke GmbH
Application granted granted Critical
Publication of FR1457122A publication Critical patent/FR1457122A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lens Barrels (AREA)
  • Eyeglasses (AREA)
FR41036A 1964-12-28 1965-12-06 Objectif à distance focale réglable par déplacement de deux de ses éléments Expired FR1457122A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964SC036312 DE1447554A1 (de) 1964-12-28 1964-12-28 Objektiv mit durch Verstellungen zweier seiner Glieder veraenderbarer Brennweite

Publications (1)

Publication Number Publication Date
FR1457122A true FR1457122A (fr) 1966-10-28

Family

ID=7433819

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41036A Expired FR1457122A (fr) 1964-12-28 1965-12-06 Objectif à distance focale réglable par déplacement de deux de ses éléments

Country Status (2)

Country Link
DE (1) DE1447554A1 (fr)
FR (1) FR1457122A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322151A (en) * 1979-12-22 1982-03-30 Carl Zeiss-Stiftung Backlash-free cam control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322151A (en) * 1979-12-22 1982-03-30 Carl Zeiss-Stiftung Backlash-free cam control

Also Published As

Publication number Publication date
DE1447554A1 (de) 1969-01-02

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