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FR1143034A - Variable magnification mirror - Google Patents

Variable magnification mirror

Info

Publication number
FR1143034A
FR1143034A FR1143034DA FR1143034A FR 1143034 A FR1143034 A FR 1143034A FR 1143034D A FR1143034D A FR 1143034DA FR 1143034 A FR1143034 A FR 1143034A
Authority
FR
France
Prior art keywords
variable magnification
magnification mirror
mirror
variable
magnification
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)
Inventor
Jean-Ernest-Gilbert Loisel
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 FR1143034A publication Critical patent/FR1143034A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0825—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a flexible sheet or membrane, e.g. for varying the focus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1143034D 1955-09-01 1955-09-01 Variable magnification mirror Expired FR1143034A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1143034T 1955-09-01

Publications (1)

Publication Number Publication Date
FR1143034A true FR1143034A (en) 1957-09-25

Family

ID=9643668

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143034D Expired FR1143034A (en) 1955-09-01 1955-09-01 Variable magnification mirror

Country Status (1)

Country Link
FR (1) FR1143034A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610738A (en) * 1969-09-29 1971-10-05 Arvin Ind Inc Adjustable magnifying mirror
US4128310A (en) * 1975-10-14 1978-12-05 John Miller Zoom mirror
FR2604670A1 (en) * 1986-10-02 1988-04-08 Ford France MOTOR VEHICLE MIRROR

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3610738A (en) * 1969-09-29 1971-10-05 Arvin Ind Inc Adjustable magnifying mirror
US4128310A (en) * 1975-10-14 1978-12-05 John Miller Zoom mirror
FR2604670A1 (en) * 1986-10-02 1988-04-08 Ford France MOTOR VEHICLE MIRROR

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