FR622100A - Perfectionnement aux objectifs - Google Patents

Perfectionnement aux objectifs

Info

Publication number
FR622100A
FR622100A FR622100DA FR622100A FR 622100 A FR622100 A FR 622100A FR 622100D A FR622100D A FR 622100DA FR 622100 A FR622100 A FR 622100A
Authority
FR
France
Prior art keywords
objectives
development
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
English (en)
Inventor
Eugene-Alexandre Huguenard
Antoine-Regis-Albert Magnan
Andre-Paul-Eugene Planiol
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 filed Critical
Application granted granted Critical
Publication of FR622100A publication Critical patent/FR622100A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR622100D 1926-07-16 1926-07-16 Perfectionnement aux objectifs Expired FR622100A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR622100T 1926-07-16

Publications (1)

Publication Number Publication Date
FR622100A true FR622100A (fr) 1927-05-23

Family

ID=8985600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR622100D Expired FR622100A (fr) 1926-07-16 1926-07-16 Perfectionnement aux objectifs

Country Status (1)

Country Link
FR (1) FR622100A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2546995A (en) * 1946-05-04 1951-04-03 Garutso Inc Condensing stereoscopic lens
US2550685A (en) * 1945-10-25 1951-05-01 Garutso Inc Optical objective balance assembly
US2651238A (en) * 1948-03-01 1953-09-08 Balanscope Inc Deep focus photographic objective
US2821108A (en) * 1953-02-06 1958-01-28 Taylor Taylor & Hobson Ltd Deep-field optical objectives
US3097255A (en) * 1954-07-16 1963-07-09 John P Farquhar Corrector for image-forming optical assemblies

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550685A (en) * 1945-10-25 1951-05-01 Garutso Inc Optical objective balance assembly
US2546995A (en) * 1946-05-04 1951-04-03 Garutso Inc Condensing stereoscopic lens
US2651238A (en) * 1948-03-01 1953-09-08 Balanscope Inc Deep focus photographic objective
US2821108A (en) * 1953-02-06 1958-01-28 Taylor Taylor & Hobson Ltd Deep-field optical objectives
US3097255A (en) * 1954-07-16 1963-07-09 John P Farquhar Corrector for image-forming optical assemblies

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