Patent application number | Description | Published |
20080249381 | Combined Apparatus For Measuring the Blood Glucose Level From an Ocular Fluid - A combined apparatus for measuring the blood glucose level from an ocular fluid comprises a hand-held fluorescence photometer (D | 10-09-2008 |
20090160074 | Method for making contact lenses - The instant invention pertains to a method and a fluid composition for producing contact lenses with improved lens quality and with increased product yield. The method of the invention involves adding a phospholipid into a fluid composition including a lens-forming material in an amount sufficient to reduce an averaged mold separation force by at least about 40% in comparison with that without the phospholipids. | 06-25-2009 |
20090295002 | Process for the manufacture of an ophthalmic lens - A process for the manufacture of an ophthalmic lens, e.g. a contact lens, comprises the steps of: | 12-03-2009 |
20100276823 | METHOD FOR MAKING CONTACT LENSES - The instant invention pertains to a method and a fluid composition for producing contact lenses with improved lens quality and with increased product yield. The method of the invention involves adding a phospholipid into a fluid composition including a lens-forming material in an amount sufficient to reduce an averaged mold separation force by at least about 40% in comparison with that without the phospholipids. | 11-04-2010 |
20100276824 | METHOD FOR MAKING CONTACT LENSES - The instant invention pertains to a method and a fluid composition for producing contact lenses with improved lens quality and with increased product yield. The method of the invention involves adding a phospholipid into a fluid composition including a lens-forming material in an amount sufficient to reduce an averaged mold separation force by at least about 40% in comparison with that without the phospholipids. | 11-04-2010 |
20100296049 | ACTINICALLY-CROSSLINKABLE SILOXANE-CONTAINING COPOLYMERS - The invention provide a class of actinically-crosslinkable silicone-containing prepolymers which comprise dangling polysiloxane chains each having a terminal ethylenically-unsaturated group and are obtained in a one-step of RAFT polymerization of a reactive mixture comprising a polysiloxane crosslinker, a hydrophilic vinylic monomer, a RAFT agent, and a free-radical initiator. The present invention is also related to silicone hydrogel contact lenses made from a prepolymer of the invention and methods for making the contact lenses in a cost-effective way and with high consistency and high fidelity to the original lens design. | 11-25-2010 |
20110057337 | PLASTIC CASTINGS MOLDS - The invention is concerned with the problem that with known plastic casting moulds, especially those of polypropylene, the lenses produced with these moulds have a slippery surface. The invention solves this problem through the use of polymers which are notable for their very low oxygen permeability. | 03-10-2011 |
20110089586 | Process For Manufacturing An Ophthalmic Lens - There is described a process for manufacturing an ophthalmic lens and an apparatus for forming an ophthalmic lens, in particular a silicone hydrogel contact lens, wherein in a mold assembly a first and a second mold half ( | 04-21-2011 |
20110147959 | METHOD OF SEPARATING EXCESS LENS FORMING MATERIAL FROM A MOLDED OPHTHALMIC LENS, IN PARTICULAR A CONTACT LENS - There is described a method of separating excess lens forming material from a molded ophthalmic lens, in particular a contact lens. After polymerization and/or cross-linking of a lens forming material (P) within a mold cavity ( | 06-23-2011 |
20120038880 | MODULATED UV CURE - The present invention relates to a process for effectively curing a lens forming material to form a lens, preferably a contact lens. In particular the present invention relates to a modulated UV/VIS irradiation curing process, preferably using UV light, wherein the lens forming material is first cured with a very high intensity for a first short time period and then with a significantly lower intensity for a significantly longer time period. | 02-16-2012 |
20120252921 | COMPOSITION FOR FORMING A CONTACT LENS - There is described a composition for forming an contact lens, in particular for forming a silicone hydrogel contact lens, comprising at least one first vinylic monomer or macromer having one first ethylenically unsaturated group and at least one second vinylic monomer or macromer having one second ethylenically unsaturated group, wherein the first and second ethylenically unsaturated groups are different from each other and wherein the composition further comprises a crosslinker with at least two ethylenically unsaturated (polymerizable) groups with a selected kinetic copolymerization parameter r | 10-04-2012 |
20140072665 | PROCESS FOR MANUFACTURING AN OPHTHALMIC LENS - There is described a process for manufacturing an ophthalmic lens and an apparatus for forming an ophthalmic lens, in particular a silicone hydrogel contact lens, wherein in a mold assembly a first and a second mold half ( | 03-13-2014 |
20140199425 | METHOD OF SEPARATING EXCESS LENS FORMING MATERIAL FROM A MOLDED OPHTHALMIC LENS, IN PARTICULAR A CONTACT LENS - There is described a method of separating excess lens forming material from a molded ophthalmic lens, in particular a contact lens. After polymerization and/or cross-linking of a lens forming material (P) within a mold cavity ( | 07-17-2014 |