GB2316767B - An optical apparatus and method - Google Patents

An optical apparatus and method

Info

Publication number
GB2316767B
GB2316767B GB9725263A GB9725263A GB2316767B GB 2316767 B GB2316767 B GB 2316767B GB 9725263 A GB9725263 A GB 9725263A GB 9725263 A GB9725263 A GB 9725263A GB 2316767 B GB2316767 B GB 2316767B
Authority
GB
United Kingdom
Prior art keywords
optical apparatus
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 - Fee Related
Application number
GB9725263A
Other versions
GB9725263D0 (en
GB2316767A (en
Inventor
Joshua David Silver
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 GBGB9511091.2A external-priority patent/GB9511091D0/en
Application filed by Individual filed Critical Individual
Priority to GB9725263A priority Critical patent/GB2316767B/en
Publication of GB9725263D0 publication Critical patent/GB9725263D0/en
Publication of GB2316767A publication Critical patent/GB2316767A/en
Application granted granted Critical
Publication of GB2316767B publication Critical patent/GB2316767B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Elements Other Than Lenses (AREA)
GB9725263A 1995-06-01 1996-06-01 An optical apparatus and method Expired - Fee Related GB2316767B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9725263A GB2316767B (en) 1995-06-01 1996-06-01 An optical apparatus and method

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9511091.2A GB9511091D0 (en) 1995-06-01 1995-06-01 Variable power spectacles
PCT/GB1996/001304 WO1996038744A1 (en) 1995-06-01 1996-06-01 An optical apparatus and method
GB9725263A GB2316767B (en) 1995-06-01 1996-06-01 An optical apparatus and method

Publications (3)

Publication Number Publication Date
GB9725263D0 GB9725263D0 (en) 1998-01-28
GB2316767A GB2316767A (en) 1998-03-04
GB2316767B true GB2316767B (en) 1999-09-29

Family

ID=26307141

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9725263A Expired - Fee Related GB2316767B (en) 1995-06-01 1996-06-01 An optical apparatus and method

Country Status (1)

Country Link
GB (1) GB2316767B (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB258325A (en) * 1925-06-15 1926-09-15 Frank Bowley Mitchell Improvements in optical lenses and the like
GB571912A (en) * 1941-05-25 1945-09-14 Friedrich Dessauer Improvements in or relating to liquid lenses
LU75257A1 (en) * 1976-06-28 1978-01-23
JPS5820870A (en) * 1981-07-28 1983-02-07 東京瓦斯株式会社 Method of constructing underground storage tank
JPS6015000A (en) * 1983-07-04 1985-01-25 Matsushita Electric Ind Co Ltd Methane fermentation apparatus
JPS6015970A (en) * 1983-07-08 1985-01-26 Hitachi Ltd Semiconductor device
US4890903A (en) * 1985-11-05 1990-01-02 Michel Treisman Suspension system for a flexible optical membrane
US4950289A (en) * 1986-11-03 1990-08-21 Coopervision, Inc. Small incision intraocular lens with adjustable refractive power
DE4217853A1 (en) * 1992-05-29 1993-12-02 Jenoptik Jena Gmbh Device to determine subjective refraction of patient - has lens frame fixed to curve refraction index meter, having patient known optimal refraction set before final adjustment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58208705A (en) * 1982-05-31 1983-12-05 Akiyoshi Kajiyama Optical body having curved reflecting surface
JPS60150006A (en) * 1984-01-17 1985-08-07 Mitsui Toatsu Chem Inc Light condenser
JPS60159703A (en) * 1984-01-31 1985-08-21 Mitsui Toatsu Chem Inc Concave reflection mirror

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB258325A (en) * 1925-06-15 1926-09-15 Frank Bowley Mitchell Improvements in optical lenses and the like
GB571912A (en) * 1941-05-25 1945-09-14 Friedrich Dessauer Improvements in or relating to liquid lenses
LU75257A1 (en) * 1976-06-28 1978-01-23
JPS5820870A (en) * 1981-07-28 1983-02-07 東京瓦斯株式会社 Method of constructing underground storage tank
JPS6015000A (en) * 1983-07-04 1985-01-25 Matsushita Electric Ind Co Ltd Methane fermentation apparatus
JPS6015970A (en) * 1983-07-08 1985-01-26 Hitachi Ltd Semiconductor device
US4890903A (en) * 1985-11-05 1990-01-02 Michel Treisman Suspension system for a flexible optical membrane
US4950289A (en) * 1986-11-03 1990-08-21 Coopervision, Inc. Small incision intraocular lens with adjustable refractive power
DE4217853A1 (en) * 1992-05-29 1993-12-02 Jenoptik Jena Gmbh Device to determine subjective refraction of patient - has lens frame fixed to curve refraction index meter, having patient known optimal refraction set before final adjustment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
TRANSACTIONS OF THE OPTHALMOLOGICAL SOCIETY OF THE UK vol.981978 p 84-87,XP002014655 WRIGHT B M fig1 *

Also Published As

Publication number Publication date
GB9725263D0 (en) 1998-01-28
GB2316767A (en) 1998-03-04

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Legal Events

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

Effective date: 20100601