FR2290678A1 - Objectif de prise de vues cinematographiques ou de television - Google Patents

Objectif de prise de vues cinematographiques ou de television

Info

Publication number
FR2290678A1
FR2290678A1 FR7436690A FR7436690A FR2290678A1 FR 2290678 A1 FR2290678 A1 FR 2290678A1 FR 7436690 A FR7436690 A FR 7436690A FR 7436690 A FR7436690 A FR 7436690A FR 2290678 A1 FR2290678 A1 FR 2290678A1
Authority
FR
France
Prior art keywords
lens
group
focal length
objective
distance
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
FR7436690A
Other languages
English (en)
French (fr)
Other versions
FR2290678B1 (https=
Inventor
Jean-Michel Baluteau
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.)
Societe dOptique Precision Electronique et Mecanique SOPELEM SA
Original Assignee
Societe dOptique Precision Electronique et Mecanique SOPELEM SA
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 Societe dOptique Precision Electronique et Mecanique SOPELEM SA filed Critical Societe dOptique Precision Electronique et Mecanique SOPELEM SA
Priority to FR7436690A priority Critical patent/FR2290678A1/fr
Publication of FR2290678A1 publication Critical patent/FR2290678A1/fr
Application granted granted Critical
Publication of FR2290678B1 publication Critical patent/FR2290678B1/fr
Granted 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
    • G02B13/14—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Lenses (AREA)
FR7436690A 1974-11-05 1974-11-05 Objectif de prise de vues cinematographiques ou de television Granted FR2290678A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7436690A FR2290678A1 (fr) 1974-11-05 1974-11-05 Objectif de prise de vues cinematographiques ou de television

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7436690A FR2290678A1 (fr) 1974-11-05 1974-11-05 Objectif de prise de vues cinematographiques ou de television

Publications (2)

Publication Number Publication Date
FR2290678A1 true FR2290678A1 (fr) 1976-06-04
FR2290678B1 FR2290678B1 (https=) 1978-11-24

Family

ID=9144669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7436690A Granted FR2290678A1 (fr) 1974-11-05 1974-11-05 Objectif de prise de vues cinematographiques ou de television

Country Status (1)

Country Link
FR (1) FR2290678A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113835200A (zh) * 2021-11-25 2021-12-24 南京万生华态科技有限公司 一种同时覆盖可见及近红外光的全画幅镜头

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113835200A (zh) * 2021-11-25 2021-12-24 南京万生华态科技有限公司 一种同时覆盖可见及近红外光的全画幅镜头
CN113835200B (zh) * 2021-11-25 2022-02-11 南京万生华态科技有限公司 一种同时覆盖可见及近红外光的全画幅镜头

Also Published As

Publication number Publication date
FR2290678B1 (https=) 1978-11-24

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Legal Events

Date Code Title Description
ST Notification of lapse