Patents for G02C 7 - Optical parts (23,437)
06/1994
06/29/1994CN1088688A A method and system for automatically inspecting ophthalmic lenses
06/29/1994CN1088513A Multilayer materials
06/24/1994CA2112049A1 Deposit-resistant contact lenses
06/23/1994WO1994014100A1 Spectacle lens with astigmatic effect
06/23/1994WO1994014096A1 Low vision lens and coupling ring mounting assembly
06/23/1994WO1994013774A1 Cleaning compositions and method for hydrophilic contact lenses
06/23/1994DE4243554A1 Spectacles for use in poor visibility - has lens obtd. from allyl di:glycol carbonate dyed in hot dye bath contg. new dye compsn.
06/23/1994CA2161110A1 A method for the production of a soft contact lens
06/23/1994CA2151136A1 Cleaning compositions and methods for hydrophilic contact lenses
06/22/1994EP0602148A1 Diving mask with lenses and method of fabricating the same
06/22/1994CN2169866Y 电脑眼镜 Computer Glasses
06/21/1994US5323191 Comprising glass adhered to thermoset polyurethane adhesive and component of polydiethylene glycol bis/allyl carbonate/
06/21/1994CA1330267C Aspherical contact lens for the correction of prebyopia
06/15/1994EP0601857A1 Method of marking an ophthalmic lens
06/15/1994EP0601846A1 Pupil-tuned multifocal ophthalmic lens
06/15/1994EP0601845A1 Multifocal ophthalmic lens pair
06/15/1994EP0601158A1 Sunglasses having electro-optical screens
06/14/1994US5321443 Removable sunglass assembly for attachment to a conventional eyeglass assembly
06/14/1994US5321441 With surrounding regions having lower concentration of blocking agent to allow tanning
06/09/1994WO1994012909A1 A method of manufacturing toric single vision, spherical or aspheric bifocal, multifocal or progressive contact lenses
06/08/1994EP0600828A1 Process for tinting contact lenses
06/08/1994EP0600667A1 Bridged photochromics
06/08/1994EP0600269A2 Soft ocular lens material
06/08/1994EP0236413B1 Sunglass lenses
06/08/1994CN2168268Y Three-purpose glasses for preventing and curing myopia
06/07/1994US5319396 Eyeglasses and goggles
06/07/1994US5319007 Optical plastics and methods for making the same
06/07/1994CA1330141C Fluorine containing soft contact lens hydrogels
06/01/1994EP0599457A1 Ophthalmic lens with reduced edge glare
06/01/1994EP0598749A1 High-magnification telephoto spectacles for age-related macular degeneration
06/01/1994CN2167387Y Optical controlled electric curtain type light valve eye protection glasses
05/1994
05/31/1994US5316700 Method and apparatus for removing excess lens forming material
05/31/1994CA1329885C Device and method for overcoming optical deficiencies of shooters
05/26/1994WO1994011779A2 Liquid crystal device
05/26/1994WO1994011777A1 Electrochromic-photovoltaic film for light-sensitive control of optical transmittance
05/26/1994WO1994011764A2 Polymeric compositions and intraocular lenses made from same
05/26/1994DE4239084A1 Eye lens for close and distant vision - generates astigmatism by incorporating cylindrical curvature to give partial focus at all distances
05/25/1994EP0598675A1 Lens system for optical improvement by visual impairment
05/25/1994EP0597994A1 Toric lens with axis mislocation latitude
05/25/1994CN2166470Y Glasses
05/24/1994US5315099 Glare shielding device and process for operating same
05/24/1994US5314947 Coating composition and article coated thereby
05/19/1994DE4327051A1 Programmable electronic occlusion spectacles with liq. crystal valve - are remotely operable by hand or foot of specialist in course of rapid measurements on unaccommodated eye
05/18/1994EP0596896A1 Customized clip-on eyeglass accessory and method of manufacture
05/18/1994EP0348462B1 Surface modified optical lens and method of surface modification
05/17/1994US5312689 Acid- or anhydride-containing olefin polymer barrier
05/11/1994WO1994010599A1 Soft contact lens
05/11/1994WO1994009976A1 Method for molding a hydrophilic contact lens
05/11/1994WO1994009960A1 Method for removing excess lens forming material
05/11/1994EP0596488A1 Liquid-crystal sunglasses indicating overexposure to UV-radiation
05/11/1994EP0595954A1 Contact lens cleaning and disinfecting system
05/11/1994CN2164565Y 保健眼镜 Care Glasses
05/10/1994US5311356 Apparatus for simulating effects of optical lenses and methods for production and use
05/10/1994US5311223 Hydroxyethyl methacrylamide and hydroxyoctyl methacrylate monomers; soft hydrogel contact lenses
05/10/1994US5310847 Polymer compositions based on polythiourethanes for the manufacture of organic glasses
05/10/1994US5310779 Compatible crosslinkers having vinyl-, acrylic-and/or styrenyl-groups to crosslink incompatible unsaturated addition monomers; contact lens; molding materials
05/10/1994CA2102550A1 Method for tinting a hydrophilic contact lens
05/05/1994DE4233383A1 Sight aid for detached retina patients - uses division of sight field by spaced concentric rings of glass or laser engraving or embedding metal rings in lenses
05/04/1994EP0595575A1 Method for preparing tinted contact lens
05/04/1994EP0594848A1 Progressive lens
05/04/1994CN1086319A Method and optical means for improving or modifying color vision and method of making said optical means
05/03/1994US5309187 High magnification ophthalmic lens
05/03/1994US5307740 Marking apparatus for contact lens
05/03/1994CA1329069C Contact or intraocular lens from lightly crosslinked polymer or copolymer of 2-hydroxyethyl methacrylate and a method for their production
05/03/1994CA1328962C Contact lenses and means and methods of producing same
04/1994
04/28/1994WO1994009398A1 Eye screen means with mounted visual display and communication apparatus
04/28/1994WO1994009042A1 Methods for benefitting polymers
04/27/1994EP0593684A1 High refractive index silicone compositions.
04/27/1994EP0593561A1 Polymeric surface coatings
04/27/1994EP0593528A1 Pad printing coating composition and printing process
04/27/1994CN2163389Y Non-spherical presbyopic glasses
04/27/1994CN1085844A Process for making silicone containing hydrogel lenses
04/27/1994CN1085843A A method of manufacturing a contact lens
04/27/1994CN1024378C Colored contact lens having very natural appearance
04/27/1994CN1024377C Novel colored lens
04/26/1994US5307141 Refractive characteristics measuring apparatus for measuring the refractive characteristics of a lens
04/20/1994CN2162660Y Double-beam glasses with compound lens
04/20/1994CN2162659Y Controllable discolour glasses
04/19/1994US5305028 Multifocal lens provided with progressive focal segment
04/19/1994US5305027 Method and apparatus for enhanced visual training
04/19/1994US5305012 Intelligent electro-optical system and method for automatic glare reduction
04/19/1994US5304584 Soft, high oxygen permeability ophtalmic lens
04/19/1994CA1328660C 2-(2'-hydroxy-phenyl)-5(6)-(acryloyloxyalkoxy)- benzotriazole and ultraviolet absorbing polymers therefrom
04/14/1994WO1994008266A1 Sealed adjustable polarized sunglasses
04/14/1994WO1994007687A1 Method for the production of intraocular lenses
04/14/1994WO1994007686A1 High refractive index hydrogels and uses thereof
04/14/1994CA2124326A1 High refractive index hydrogels and uses thereof
04/13/1994EP0592236A1 Improvements in/or relating to ophthalmic lens manufacture
04/13/1994EP0591233A1 Polymer coatings
04/13/1994CN2161937Y Electronic variable light glasses
04/12/1994US5303022 Lensometer with guided lens movement for progressive addition lens
04/12/1994US5302978 Contact lens
04/08/1994CA2107828A1 Multifocal contact lens with a difference power on the back surface
04/06/1994EP0590025A1 Multifocal ophthalmic lens.
04/06/1994EP0589959A1 Improved pattern toric lens
04/06/1994CN2160924Y Liquid crystal goggle for avoiding incidence of instantaneous strong light
04/06/1994CN2160923Y Glasses for night safety
04/05/1994US5300117 Intraocular implant for correction of myopia
04/05/1994CA1328181C Solar protective filter
03/1994
03/31/1994WO1994006621A1 A method of manufacturing a contact lens