GB2024448B - Converting hydrophilic-gel contact lenses into a planarized xerogel state - Google Patents

Converting hydrophilic-gel contact lenses into a planarized xerogel state

Info

Publication number
GB2024448B
GB2024448B GB7922131A GB7922131A GB2024448B GB 2024448 B GB2024448 B GB 2024448B GB 7922131 A GB7922131 A GB 7922131A GB 7922131 A GB7922131 A GB 7922131A GB 2024448 B GB2024448 B GB 2024448B
Authority
GB
United Kingdom
Prior art keywords
contact lenses
gel contact
xerogel state
planarized
converting hydrophilic
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
GB7922131A
Other languages
English (en)
Other versions
GB2024448A (en
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.)
Spofa Vereinigte Pharma Werke
Original Assignee
Spofa Vereinigte Pharma Werke
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 CS417878A external-priority patent/CS196190B1/cs
Priority claimed from CS417978A external-priority patent/CS200413B1/cs
Priority claimed from CS797478A external-priority patent/CS202841B1/cs
Application filed by Spofa Vereinigte Pharma Werke filed Critical Spofa Vereinigte Pharma Werke
Publication of GB2024448A publication Critical patent/GB2024448A/en
Application granted granted Critical
Publication of GB2024448B publication Critical patent/GB2024448B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02C7/04—Contact lenses for the eyes

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB7922131A 1978-06-21 1979-06-26 Converting hydrophilic-gel contact lenses into a planarized xerogel state Expired GB2024448B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CS417878A CS196190B1 (cs) 1978-06-21 1978-06-21 Způsob úpravy hydrofilních gelových kontaktních čoček do planaruovaného xerogelového stavu
CS417978A CS200413B1 (cs) 1978-06-26 1978-06-26 Prefabrikovaná xerogelevá planarizovaná torická hydrofilní kontaktní čočka
CS797478A CS202841B1 (cs) 1978-12-04 1978-12-04 Souprava s planarizovanou torickou kontaktní čočkou k jejímu skladování a konečné úprave

Publications (2)

Publication Number Publication Date
GB2024448A GB2024448A (en) 1980-01-09
GB2024448B true GB2024448B (en) 1983-03-02

Family

ID=27179452

Family Applications (2)

Application Number Title Priority Date Filing Date
GB7922131A Expired GB2024448B (en) 1978-06-21 1979-06-26 Converting hydrophilic-gel contact lenses into a planarized xerogel state
GB08204975A Expired GB2100878B (en) 1978-06-21 1979-06-26 A set with planarized contact lens

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08204975A Expired GB2100878B (en) 1978-06-21 1979-06-26 A set with planarized contact lens

Country Status (7)

Country Link
US (2) US4322139A (US20110009641A1-20110113-C00185.png)
CA (1) CA1116899A (US20110009641A1-20110113-C00185.png)
DE (2) DE2954166C2 (US20110009641A1-20110113-C00185.png)
FR (2) FR2441193A1 (US20110009641A1-20110113-C00185.png)
GB (2) GB2024448B (US20110009641A1-20110113-C00185.png)
IT (1) IT1121925B (US20110009641A1-20110113-C00185.png)
NL (1) NL7904970A (US20110009641A1-20110113-C00185.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5337888A (en) * 1993-09-01 1994-08-16 Morrison Robert J Contact lens case
US5963299A (en) * 1997-07-22 1999-10-05 Reyburn; Thomas P. Method and apparatus for measuring toric contact lens rotation
US5926252A (en) * 1998-08-25 1999-07-20 Reyburn; Thomas P. Ophthalmic instrument that measures rotation of a toric contact lens
AU2003268377A1 (en) * 2002-08-30 2004-11-26 Polyvue Technologies, Inc. Hydrogel contact lens and method of producing for correction of higher order optical aberrations of the eye
US8003915B2 (en) * 2004-12-08 2011-08-23 Laserop Ltd. System and methods for producing tinted and non-tinted materials with non-discernable laser inscriptions
DE102008017592A1 (de) * 2008-04-07 2009-10-08 Carl Zeiss Meditec Ag Ophthalmologisches Implantat, Mikroskopiesystem und optisches Nachweisverfahren zur Detektion und/oder Identifikation eines ophthalmologischen Implantats
US8113654B2 (en) * 2010-01-08 2012-02-14 Benjamin David Enerson Contact lens with visual indicator
US11474379B2 (en) * 2019-10-01 2022-10-18 Masbeirn Corporation Method and apparatus for determining decentration of ophthalmic lenses

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1361824A (en) * 1920-12-14 A voluntary asso
US1221184A (en) * 1915-11-15 1917-04-03 Warren Featherbone Company Stock-mount.
DE1704520U (de) 1955-02-02 1955-08-11 Wilh Barth Inh Wilh Ernst Feue Getriebe fuer schlauchhaspel zue feuerloeschheraetewagen.
FR81513E (fr) * 1962-03-13 1963-10-04 Lentilles Ophtalmiques Rationn Procédé de fabrication d'éléments optiques et en particulier de lentilles ophtalmiques en matières plastiques
DE1495381B2 (de) * 1963-09-07 1971-06-24 Czeskoslovenska akademie ved , Prag Verfahren zur herstellung von kontaktlinsen oder kontakt linsenrohlingen aus quellfaehigen hydrogelen
FR1422109A (fr) * 1964-09-07 1965-12-24 Ceskoslovenska Akademie Ved Procédé de fabrication de verres de contact à partir d'hydrogels et produits conformes à ceux obtenus par le présent procédé ou procédé similaire
DK116168B (da) * 1966-02-22 1969-12-15 Ceskoslovenska Akademie Ved Fremgangsmåde til slibning og polering af kontaktlinser fremstillet ved polymerisationsstøbning af en hydrofil monomerblanding.
US3523863A (en) * 1966-11-09 1970-08-11 Beckman Instruments Inc Drying and preservation of electrophoresis gel films
US3623602A (en) * 1969-10-08 1971-11-30 Quantum Ind Inc Combination package and template for thin-layer chromatographic plate
US3985697A (en) * 1972-10-18 1976-10-12 Uroptics International Incorporated Hydrophilic contact lens material
US4122942A (en) * 1974-01-31 1978-10-31 Wolfson Leonard G Hydrophilic contact lens case
DE2542714C2 (de) * 1975-09-25 1984-01-19 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren und Preßstempel zum Aufbringen von Markierungen auf Kontaktlinsen aus Silikonkautschuk
US4113088A (en) * 1977-06-06 1978-09-12 Binkhorst Richard D Sterile package

Also Published As

Publication number Publication date
DE2954166C2 (de) 1984-10-11
IT7923849A0 (it) 1979-06-25
CA1116899A (en) 1982-01-26
DE2925783A1 (de) 1980-01-10
NL7904970A (nl) 1979-12-28
US4322139A (en) 1982-03-30
IT1121925B (it) 1986-04-23
GB2100878A (en) 1983-01-06
GB2024448A (en) 1980-01-09
FR2441861B1 (US20110009641A1-20110113-C00185.png) 1983-02-04
DE2954166A1 (US20110009641A1-20110113-C00185.png) 1982-08-26
US4512461A (en) 1985-04-23
FR2441193A1 (fr) 1980-06-06
FR2441861A1 (fr) 1980-06-13
FR2441193B1 (US20110009641A1-20110113-C00185.png) 1983-01-28
GB2100878B (en) 1983-06-08
DE2925783C2 (de) 1984-04-05

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Legal Events

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