FR1602997A - - Google Patents

Info

Publication number
FR1602997A
FR1602997A FR1602997DA FR1602997A FR 1602997 A FR1602997 A FR 1602997A FR 1602997D A FR1602997D A FR 1602997DA FR 1602997 A FR1602997 A FR 1602997A
Authority
FR
France
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)
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 FR1602997A publication Critical patent/FR1602997A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/12—Fluid-filled or evacuated lenses
    • G02B3/14—Fluid-filled or evacuated lenses of variable focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1602997D 1968-12-31 1968-12-31 Expired FR1602997A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44002490 1968-12-31

Publications (1)

Publication Number Publication Date
FR1602997A true FR1602997A (zh) 1971-03-01

Family

ID=9693525

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1602997D Expired FR1602997A (zh) 1968-12-31 1968-12-31

Country Status (1)

Country Link
FR (1) FR1602997A (zh)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371647A1 (fr) * 1976-11-19 1978-06-16 Bergkvist Lars A Dispositif pour chauffer un liquide avec de l'energie solaire
FR2412859A1 (fr) * 1977-12-23 1979-07-20 Goldie Alain Element optique constitue par une cellule transparente contenant un fluide ou un gel et ses applications
DE3424121A1 (de) * 1982-03-10 1986-01-02 Frederick H. Fleetwood Pa. Lamothe Optische linse
DE3712145A1 (de) * 1986-04-11 1988-03-17 Canon Kk Optisches bauelement mit veraenderlicher brennweite
EP0291596A1 (en) * 1985-11-05 1988-11-23 Oxford Lensats Limited Suspension system for a flexible optical membrane
EP0299393A2 (de) * 1987-07-14 1989-01-18 Daniel I. Dr. Barnea Optische Linse oder optisches Linsensystem mit variable Servo-Fokussierung
WO1999047948A1 (en) * 1998-03-19 1999-09-23 Joshua David Silver Improvements in variable focus optical devices
WO2006103290A1 (en) * 2005-03-31 2006-10-05 Varioptic Image-forming optical system with optical power control
WO2009109749A1 (en) * 2008-03-04 2009-09-11 Adlens Ltd Valve device for a variable focus lens
JP2019174820A (ja) * 2009-02-13 2019-10-10 アドレンズ ビーコン インコーポレイテッド 可変焦点型液体充填レンズ機構体

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371647A1 (fr) * 1976-11-19 1978-06-16 Bergkvist Lars A Dispositif pour chauffer un liquide avec de l'energie solaire
FR2412859A1 (fr) * 1977-12-23 1979-07-20 Goldie Alain Element optique constitue par une cellule transparente contenant un fluide ou un gel et ses applications
DE3424121A1 (de) * 1982-03-10 1986-01-02 Frederick H. Fleetwood Pa. Lamothe Optische linse
EP0291596A1 (en) * 1985-11-05 1988-11-23 Oxford Lensats Limited Suspension system for a flexible optical membrane
US4890903A (en) * 1985-11-05 1990-01-02 Michel Treisman Suspension system for a flexible optical membrane
DE3712145A1 (de) * 1986-04-11 1988-03-17 Canon Kk Optisches bauelement mit veraenderlicher brennweite
EP0299393A2 (de) * 1987-07-14 1989-01-18 Daniel I. Dr. Barnea Optische Linse oder optisches Linsensystem mit variable Servo-Fokussierung
EP0299393A3 (de) * 1987-07-14 1989-09-06 Daniel I. Dr. Barnea Optische Linse oder optisches Linsensystem mit variable Servo-Fokussierung
WO1999047948A1 (en) * 1998-03-19 1999-09-23 Joshua David Silver Improvements in variable focus optical devices
US6618208B1 (en) 1998-03-19 2003-09-09 Joshua David Silver Variable focus optical devices
US7423811B2 (en) 1998-03-19 2008-09-09 Joshua David Silver Variable focus optical devices
US7594726B2 (en) 1998-03-19 2009-09-29 Joshua David Silver Variable focus optical devices
US7789013B2 (en) 1998-03-19 2010-09-07 Joshua David Silver Variable focus optical devices
WO2006103290A1 (en) * 2005-03-31 2006-10-05 Varioptic Image-forming optical system with optical power control
FR2883987A1 (fr) * 2005-03-31 2006-10-06 Varioptic Sa Systeme optique de formation d'image a reglage de puissance
WO2009109749A1 (en) * 2008-03-04 2009-09-11 Adlens Ltd Valve device for a variable focus lens
US8446677B2 (en) 2008-03-04 2013-05-21 Adlens Ltd. Valve device for a variable focus lens
JP2019174820A (ja) * 2009-02-13 2019-10-10 アドレンズ ビーコン インコーポレイテッド 可変焦点型液体充填レンズ機構体

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Legal Events

Date Code Title Description
ST Notification of lapse