FR2625572B1 - Systeme optique bifocal coude a champ oriente - Google Patents

Systeme optique bifocal coude a champ oriente

Info

Publication number
FR2625572B1
FR2625572B1 FR8718390A FR8718390A FR2625572B1 FR 2625572 B1 FR2625572 B1 FR 2625572B1 FR 8718390 A FR8718390 A FR 8718390A FR 8718390 A FR8718390 A FR 8718390A FR 2625572 B1 FR2625572 B1 FR 2625572B1
Authority
FR
France
Prior art keywords
bifocal
optical system
oriented elbow
oriented
elbow optical
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 - Lifetime
Application number
FR8718390A
Other languages
English (en)
Other versions
FR2625572A1 (fr
Inventor
Jean-Claude Perrin
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.)
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
Telecommunications Radioelectriques et Telephoniques SA TRT
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 Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical Telecommunications Radioelectriques et Telephoniques SA TRT
Priority to FR8718390A priority Critical patent/FR2625572B1/fr
Publication of FR2625572A1 publication Critical patent/FR2625572A1/fr
Application granted granted Critical
Publication of FR2625572B1 publication Critical patent/FR2625572B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Lenses (AREA)
FR8718390A 1987-12-30 1987-12-30 Systeme optique bifocal coude a champ oriente Expired - Lifetime FR2625572B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8718390A FR2625572B1 (fr) 1987-12-30 1987-12-30 Systeme optique bifocal coude a champ oriente

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8718390A FR2625572B1 (fr) 1987-12-30 1987-12-30 Systeme optique bifocal coude a champ oriente

Publications (2)

Publication Number Publication Date
FR2625572A1 FR2625572A1 (fr) 1989-07-07
FR2625572B1 true FR2625572B1 (fr) 1991-06-07

Family

ID=9358458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8718390A Expired - Lifetime FR2625572B1 (fr) 1987-12-30 1987-12-30 Systeme optique bifocal coude a champ oriente

Country Status (1)

Country Link
FR (1) FR2625572B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010018498B4 (de) 2010-04-22 2021-08-19 Andreas Obrebski Optische Anordnung und optische Vorrichtung oder Gerät

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR477327A (fr) *
DE273923C (fr) *
DE237072C (fr) *
DE348837C (de) * 1914-10-17 1922-02-17 Zeiss Carl Fa Fernrohr, das zum Zwecke einer wechselbaren Vergroesserung mit zwei Objektiven ausgestattet ist
FR2181500B2 (fr) * 1972-04-26 1977-06-24 Clave Serge
GB2152227B (en) * 1982-01-14 1986-01-29 Barr & Stroud Ltd Infrared optical system

Also Published As

Publication number Publication date
FR2625572A1 (fr) 1989-07-07

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Legal Events

Date Code Title Description
ST Notification of lapse