GB2184562B - Liquid or semi-solid lens or mirror with system for adjusting focal length - Google Patents

Liquid or semi-solid lens or mirror with system for adjusting focal length

Info

Publication number
GB2184562B
GB2184562B GB8629355A GB8629355A GB2184562B GB 2184562 B GB2184562 B GB 2184562B GB 8629355 A GB8629355 A GB 8629355A GB 8629355 A GB8629355 A GB 8629355A GB 2184562 B GB2184562 B GB 2184562B
Authority
GB
United Kingdom
Prior art keywords
mirror
semi
liquid
focal length
solid lens
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
GB8629355A
Other versions
GB8629355D0 (en
GB2184562A (en
Inventor
Joshua David Silver
Michel Treisman
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.)
Individual
Original Assignee
Individual
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
Priority claimed from GB858530393A external-priority patent/GB8530393D0/en
Priority claimed from GB868609129A external-priority patent/GB8609129D0/en
Application filed by Individual filed Critical Individual
Publication of GB8629355D0 publication Critical patent/GB8629355D0/en
Publication of GB2184562A publication Critical patent/GB2184562A/en
Application granted granted Critical
Publication of GB2184562B publication Critical patent/GB2184562B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/06—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of fluids in transparent cells
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/08—Auxiliary lenses; Arrangements for varying focal length
    • G02C7/081—Ophthalmic lenses with variable focal length
    • G02C7/085—Fluid-filled lenses, e.g. electro-wetting lenses
GB8629355A 1985-12-10 1986-12-09 Liquid or semi-solid lens or mirror with system for adjusting focal length Expired GB2184562B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858530393A GB8530393D0 (en) 1985-12-10 1985-12-10 Liquid/semi-solid lens
GB868609129A GB8609129D0 (en) 1986-04-15 1986-04-15 Lenses

Publications (3)

Publication Number Publication Date
GB8629355D0 GB8629355D0 (en) 1987-01-21
GB2184562A GB2184562A (en) 1987-06-24
GB2184562B true GB2184562B (en) 1989-10-11

Family

ID=26290092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8629355A Expired GB2184562B (en) 1985-12-10 1986-12-09 Liquid or semi-solid lens or mirror with system for adjusting focal length

Country Status (1)

Country Link
GB (1) GB2184562B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3633533A1 (en) * 1986-10-02 1988-04-14 Ford Werke Ag REAR VIEW MIRROR FOR MOTOR VEHICLES
FR2634287B1 (en) * 1988-07-13 1992-05-07 Haiun Joseph TRANSPARENT OPTICAL SYSTEMS AND LENSES WITH ADJUSTABLE CHARACTERISTICS
DE4304059A1 (en) * 1993-02-11 1994-08-18 Diehl Gmbh & Co Mirror device with a deformable mirror element
US5668620A (en) * 1994-04-12 1997-09-16 Kurtin; Stephen Variable focal length lenses which have an arbitrarily shaped periphery
GB2333858B (en) * 1996-09-13 2001-05-02 Joshua David Silver Improvements in or relating to variable focus lenses
DE69729944T2 (en) * 1996-09-13 2005-09-01 Joshua David Silver IMPROVEMENT IN OR RELATED TO LENSES WITH CHANGING FUEL RANGE
AU2005267561A1 (en) * 2004-03-31 2006-02-02 The Regents Of The University Of California Fluidic adaptive lens
US7453646B2 (en) 2004-03-31 2008-11-18 The Regents Of The University Of California Fluidic adaptive lens systems and methods
US8018658B2 (en) 2004-03-31 2011-09-13 The Regents Of The Univeristy Of California Fluidic adaptive lens systems and methods
WO2006088514A2 (en) 2004-11-05 2006-08-24 The Regents Of The University Of California Fluidic adaptive lens systems with pumping systems
ES2286583T3 (en) 2004-12-16 2007-12-01 Ecole D'ingenieurs Arc PROCEDURE FOR REALIZATION OF A PLASTIC MEMBRANE DEVICE AND DEVICE OBTAINED.
US7986465B1 (en) 2007-03-01 2011-07-26 Rhevision Technology, Inc. Systems and methods for effecting zoom and focus using fluidic adaptive lenses
US8254034B1 (en) 2008-03-31 2012-08-28 Rhevision Technology, Inc. Fluidic adaptive lens with a lens membrane having suppressed fluid permeability
WO2010045406A2 (en) 2008-10-15 2010-04-22 The Regents Of The University Of California Camera system with autonomous miniature camera and light source assembly and method for image enhancement

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592222A (en) * 1949-04-27 1952-04-08 Sperry Prod Inc Lens system for ultrasonic viewing of defects in objects
GB758668A (en) * 1953-11-06 1956-10-10 Francis Michael Russell Improvements in or relating to optical lenses
US4059346A (en) * 1976-06-30 1977-11-22 Grumman Aerospace Corporation Controlled focus mirror with rim controlled flexure
US4466706A (en) * 1982-03-10 1984-08-21 Lamothe Ii Frederick H Optical fluid lens

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592222A (en) * 1949-04-27 1952-04-08 Sperry Prod Inc Lens system for ultrasonic viewing of defects in objects
GB758668A (en) * 1953-11-06 1956-10-10 Francis Michael Russell Improvements in or relating to optical lenses
US4059346A (en) * 1976-06-30 1977-11-22 Grumman Aerospace Corporation Controlled focus mirror with rim controlled flexure
US4466706A (en) * 1982-03-10 1984-08-21 Lamothe Ii Frederick H Optical fluid lens

Also Published As

Publication number Publication date
GB8629355D0 (en) 1987-01-21
GB2184562A (en) 1987-06-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951209