Patents for G02C 7 - Optical parts (23,437)
02/1981
02/17/1981US4251474 Annular gasket for moulding lenses for organic material
02/17/1981CA1095755A1 Colored soft contact lens and method and apparatus for forming
02/10/1981US4249803 Optical device for pre-operative cataract patients
02/10/1981CA1095445A1 Collagen soft contact lens
02/10/1981CA1095307A1 Photochromic borosilicate glass having a specific molar ratio of alkali metal and boron oxides
02/03/1981CA1094850A1 Method of preparing a refractive surface of a progressively variable focal power ophthalmic lens
01/1981
01/28/1981EP0022868A1 Aniseikonic glass of progressive power
01/27/1981US4247179 Multifocal spectacle lens
01/27/1981US4247177 3D Multichrome filters for spectacle frames
01/20/1981US4246389 Acrylic siloxanes copolymerized with hydroxy ethyl methacrylate and vinyl pyrrolidone
01/20/1981US4245896 Spectacles
01/20/1981CA1093763A1 Method of dyeing or printing hydrogel resin
01/20/1981CA1093756A1 Method of making an intra-ocular lens
01/13/1981CA1093356A1 Preparation process of an ophthalmic lens
01/07/1981EP0021828A2 Contact lens sterilizing unit
12/1980
12/30/1980CA1092397A1 Variable density ophthalmic device
12/30/1980CA1092307A1 Lens-casting cell
12/23/1980US4240719 Progressive ophthalmic lens
12/16/1980US4239353 Contact lenses having specially profiled cross sections
12/16/1980US4239352 Head-supported optic shield
12/16/1980CA1091507A1 Method of printing soft contact lenses
12/10/1980EP0019738A1 Use of hydrophilic, reticulated, modified polysiloxanes in form of contact lenses or parts of contact lenses
12/09/1980US4238524 Process for identification marking clear plastic articles
12/09/1980CA1091024A1 Preparation of photochromic gradient lenses
12/02/1980CA1090937A1 Cross-linked polymer composition for use in soft contact lenses
11/1980
11/28/1980EP0016138A4 Hydrophilic, soft and oxygen permeable copolymer compositions.
11/25/1980US4235985 Organosiloxane-containing polymethacrylate
11/04/1980US4231905 Polymethylmethacrylate cellulosic copolymer lens material
10/1980
10/28/1980CA1088354A1 Vision limiting mask
10/21/1980US4229273 Method for preparing silicone graft copolymers
10/21/1980US4229082 Selective optical filter
10/15/1980EP0017323A1 Contact lens disinfecting unit
10/14/1980US4228269 Contact lenses of high gas permeability
10/14/1980US4228136 Lens holder and sterilizer
10/14/1980US4227950 High-shrinkage thermosetting plastic, thermoplastic adhesive, curing and consolidating
10/01/1980EP0016138A1 Hydrophilic, soft and oxygen permeable copolymer compositions.
10/01/1980EP0015968A1 Methods and materials for cleaning soft contact lenses
09/1980
09/30/1980US4225231 Apparatus for measuring the radii of contact lenses
09/30/1980CA1086883A1 Ionogenic hydrophilic water/insoluble gels from partially hydrolyzed acrylonitrile polymers and copolymers and a method of manufacturing same
09/23/1980US4223984 Collagen soft contact lens
09/23/1980CA1086005A1 Intraocular lenses
09/16/1980CA1085787A1 Contact lens capsule
09/16/1980CA1085555A1 Gas-permeable lens
09/03/1980EP0015202A1 Annular gasket for use in the casting of ophthalmic or optical lenses of organic material, and method of using such a gasket
08/1980
08/26/1980US4219721 Marking of lenses
08/19/1980CA1083821A1 Ion exchangeable segment glass
08/19/1980CA1083820A1 High strength ophthalmic lens
08/14/1980EP0006883A4 Method and apparatus adapted for automatic or semi-automatic fabrication of ultra-precision ophthalmic lenses, e.g., contact lenses.
08/12/1980USRE30368 Gas-permeable lens
08/12/1980US4217038 Glass coated polysiloxane contact lens
08/12/1980US4217037 Eyeglass shields
08/05/1980US4216303 Oxygen-permeable contact lens compositions, methods and articles of manufacture
08/05/1980CA1083290A1 Chemically joined, phase separated self-cured hydrophilic thermoplastic graft copolymers and their preparation
07/1980
07/29/1980US4215010 Substituted 1,3,3-trimethylspiro(indoline-2,3'-(3h)-napth(2,1-b)(1,4)oxazine)
07/23/1980EP0013366A1 Soft contact lenses made of mixtures of cellulose esters and copolymers of ethylene and vinyl acetate and the use of these mixtures as a refractive material
07/08/1980US4211569 High index ophthalmic glasses
07/08/1980US4211476 Contact lenses with angular orientation and stabilization
07/08/1980US4211384 Molding assembly for casting soft contact lenses
07/08/1980CA1081008A1 Contact lens eyeball centering support of soft material
07/01/1980CA1080888A1 Hydrophilic copolymers
06/1980
06/24/1980US4209289 Contact lens mold
06/17/1980US4208365 Flexible rim
06/17/1980US4208362 Shaped body of at least two polymerized materials and method to make same
05/1980
05/28/1980EP0011523A1 Hydrogels from natural protein polymers, their production and soft contact lenses made from them
05/13/1980US4202601 Training aid for use with night vision apparatus
05/13/1980CA1077315A1 Ophthalmic lenses and method of achieving off-axis correction thereof
04/1980
04/29/1980CA1076477A1 Fabrication of soft contact lens and composition therefor
04/22/1980US4199231 Hydrogel contact lens
04/15/1980US4198132 Contact lens
04/15/1980US4198131 Silicone resin optical devices
04/15/1980CA1075509A1 Intraocular lens with high magnification
04/15/1980CA1075419A1 Apparatus for the production of contact lenses and processs for the utilization thereof
04/08/1980US4196966 Binocular magnification system
04/08/1980CA1075064A1 Method of rendering surface of lens phototropic
04/01/1980US4195919 Contact lens with reduced spherical aberration for aphakic eyes
04/01/1980US4195918 Illuminating spectacles with variable magnifying power
04/01/1980CA1074565A1 Machine and head for polishing lense, specially optical flexible lenses
03/1980
03/25/1980US4195030 Preparation of monomeric organosilicon esters
03/25/1980US4194815 Semi-scleral contact lens
03/25/1980US4194814 Transparent opthalmic lens having engraved surface indicia
03/25/1980CA1074254A1 Contact lens
03/25/1980CA1074168A1 Photochromic particle consisting of agx crystal with an inorganic oxide coating
03/19/1980EP0008726A1 Contact lenses and methods of making the same
03/18/1980US4193897 Contact lenses formed of mixtures of cellulose esters and ethylene/vinyl acetate copolymers
03/18/1980US4193672 Contact lens with improved interior surface
03/18/1980US4193671 Identifying means for polymeric contact lenses
03/18/1980CA1073678A1 High strength ophthalmic lens
03/04/1980CA1072830A1 Process for coating a lens of synthetic polymer with a durable abrasion-resistant vitreous composition
02/1980
02/26/1980US4190621 Method for molding optical plastic lenses of the standard and bifocal type
02/26/1980US4190451 Photochromic glass
02/26/1980US4190418 Apparatus and method for preparing gradient dyed sheet
02/21/1980WO1980000253A1 Hydrophilic,soft and oxygen permeable copolymer compositions
02/05/1980US4187006 Flip-down sunglasses
02/05/1980CA1071104A1 Ophthalmic solution
01/1980
01/29/1980US4185897 Prosthetic aspheric spectacle lens for aphakia
01/23/1980EP0006883A1 Method and apparatus adapted for automatic or semi-automatic fabrication of ultra-precision ophthalmic lenses, e.g., contact lenses.
01/22/1980US4184992 Cross-linked alkyl methacrylate-N-vinyllactam polymer composition for use in soft contact lenses
01/22/1980CA1070066A1 Apparatus for and method of forming optical lenses
01/09/1980EP0006323A1 Shaped articles which are contact lenses or bonnets for contact lens formed from polymers of styrene type monomers
01/08/1980US4182802 Hydrophilic polymers and contact lenses of high water content