FR730867A - Device for moving the main planes of phographic lenses - Google Patents

Device for moving the main planes of phographic lenses

Info

Publication number
FR730867A
FR730867A FR730867DA FR730867A FR 730867 A FR730867 A FR 730867A FR 730867D A FR730867D A FR 730867DA FR 730867 A FR730867 A FR 730867A
Authority
FR
France
Prior art keywords
phographic
lenses
moving
main planes
planes
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.)
FINANC POUR LA CINEMATOGRAPHIE
Original Assignee
FINANC POUR LA CINEMATOGRAPHIE
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 FINANC POUR LA CINEMATOGRAPHIE filed Critical FINANC POUR LA CINEMATOGRAPHIE
Application granted granted Critical
Publication of FR730867A publication Critical patent/FR730867A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR730867D 1931-03-12 1931-03-12 Device for moving the main planes of phographic lenses Expired FR730867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR730867T 1931-03-12

Publications (1)

Publication Number Publication Date
FR730867A true FR730867A (en) 1932-08-25

Family

ID=9116111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR730867D Expired FR730867A (en) 1931-03-12 1931-03-12 Device for moving the main planes of phographic lenses

Country Status (1)

Country Link
FR (1) FR730867A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796002A (en) * 1953-06-26 1957-06-18 Schneider Co Optische Werke Replaceable front lens assembly for a gaussian dual optical objective system
US2822727A (en) * 1954-05-28 1958-02-11 Gen Precision Lab Inc Wide angle optical system
US2853925A (en) * 1956-12-14 1958-09-30 Eastman Kodak Co Reversible lens attachment mounting means
US2854891A (en) * 1956-10-01 1958-10-07 Eastman Kodak Co Reversible magnifying attachment for lenses

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796002A (en) * 1953-06-26 1957-06-18 Schneider Co Optische Werke Replaceable front lens assembly for a gaussian dual optical objective system
US2822727A (en) * 1954-05-28 1958-02-11 Gen Precision Lab Inc Wide angle optical system
US2854891A (en) * 1956-10-01 1958-10-07 Eastman Kodak Co Reversible magnifying attachment for lenses
US2853925A (en) * 1956-12-14 1958-09-30 Eastman Kodak Co Reversible lens attachment mounting means

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