FR1472084A - Perfectionnement aux objectifs grand-angulaires - Google Patents

Perfectionnement aux objectifs grand-angulaires

Info

Publication number
FR1472084A
FR1472084A FR38802A FR38802A FR1472084A FR 1472084 A FR1472084 A FR 1472084A FR 38802 A FR38802 A FR 38802A FR 38802 A FR38802 A FR 38802A FR 1472084 A FR1472084 A FR 1472084A
Authority
FR
France
Prior art keywords
improvement
wide
angle lenses
lenses
angle
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
FR38802A
Other languages
English (en)
Inventor
Edgar Hugues
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.)
CT DE RECH S ET DE CALCULS OPT
Original Assignee
CT DE RECH S ET DE CALCULS OPT
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 CT DE RECH S ET DE CALCULS OPT filed Critical CT DE RECH S ET DE CALCULS OPT
Priority to FR38802A priority Critical patent/FR1472084A/fr
Priority to FR78887A priority patent/FR90924E/fr
Priority to US593375A priority patent/US3468600A/en
Priority to DEC40677A priority patent/DE1289325B/de
Application granted granted Critical
Publication of FR1472084A publication Critical patent/FR1472084A/fr
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
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
FR38802A 1965-11-17 1965-11-17 Perfectionnement aux objectifs grand-angulaires Expired FR1472084A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR38802A FR1472084A (fr) 1965-11-17 1965-11-17 Perfectionnement aux objectifs grand-angulaires
FR78887A FR90924E (fr) 1965-11-17 1966-10-05 Perfectionnements aux objectifs grand-angulaires
US593375A US3468600A (en) 1965-11-17 1966-11-10 Wide angle short photographic objectives
DEC40677A DE1289325B (de) 1965-11-17 1966-11-11 Weitwinkelobjektiv

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR38802A FR1472084A (fr) 1965-11-17 1965-11-17 Perfectionnement aux objectifs grand-angulaires
FR78887A FR90924E (fr) 1965-11-17 1966-10-05 Perfectionnements aux objectifs grand-angulaires

Publications (1)

Publication Number Publication Date
FR1472084A true FR1472084A (fr) 1967-03-10

Family

ID=62488919

Family Applications (2)

Application Number Title Priority Date Filing Date
FR38802A Expired FR1472084A (fr) 1965-11-17 1965-11-17 Perfectionnement aux objectifs grand-angulaires
FR78887A Expired FR90924E (fr) 1965-11-17 1966-10-05 Perfectionnements aux objectifs grand-angulaires

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR78887A Expired FR90924E (fr) 1965-11-17 1966-10-05 Perfectionnements aux objectifs grand-angulaires

Country Status (3)

Country Link
US (1) US3468600A (fr)
DE (1) DE1289325B (fr)
FR (2) FR1472084A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773403A (en) * 1972-09-05 1973-11-20 Bausch & Lomb Six component inverted telephoto projection lens
US5724191A (en) * 1994-12-30 1998-03-03 Eastman Kodak Company Enlarging lens with a large working distance
US11442251B2 (en) * 2018-11-28 2022-09-13 Ningbo Sunny Automotive Optech Co., Ltd. Optical lens assembly and imaging device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT87621B (de) * 1915-02-17 1922-03-10 Arthur Knobloch Sphärisch, astigmatisch und chromatisch korrigiertes Linsensystem.
DE384879C (de) * 1922-12-16 1923-11-09 Bernhard Schmidt Weitwinkelperiskop
DE891469C (de) * 1950-01-21 1953-09-28 Ludwig Bertele Optisches System
FR1183489A (fr) * 1957-09-27 1959-07-08 App De Prec Perfectionnements apportés aux objectifs photographiques à grand champ angulaire
US3037426A (en) * 1957-09-27 1962-06-05 App De Prec Kinoptik Photographic objectives having a large angular field
NL121687C (fr) * 1958-04-17

Also Published As

Publication number Publication date
FR90924E (fr) 1968-03-08
DE1289325B (de) 1969-02-13
US3468600A (en) 1969-09-23

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