Patents for G02C 7 - Optical parts (23,437) |
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03/21/1990 | EP0358733A1 Teledioptric lens system. |
03/21/1990 | CN1040685A Multifocal optical device with novel phase zone plate |
03/21/1990 | CN1040542A Novel colored lens and method of manufacture |
03/20/1990 | US4910277 Blend of polysiloxane and an interior wetting agent |
03/20/1990 | US4909896 Process for producing contact lens |
03/20/1990 | US4909818 Mounting a lens with concave surface; radiation with ultraviolet light |
03/20/1990 | US4909621 Method of making hydrogel contact lenses having aspheric front surfaces |
03/14/1990 | EP0357848A1 Low vision eye glasses |
03/08/1990 | WO1990002144A1 Compositions for making improved gas permeable contact lenses |
03/07/1990 | EP0357062A2 A process for manufacturing colored contact lenses |
03/06/1990 | US4906090 Spectacle lens for half-eye spectacles |
02/28/1990 | EP0356355A1 Ophthalmic liquid for sun glasses |
02/28/1990 | EP0356204A2 Laminated lens |
02/28/1990 | EP0355672A2 Filter for protection against the sun |
02/28/1990 | EP0355230A2 Method of producing a multifocal diffractive optical element |
02/27/1990 | US4904708 Method of manufacturing soft contact lens material |
02/21/1990 | CN2053349U 多功能眼镜 Multifunctional glasses |
02/21/1990 | CN2053348U Tryout appliance for cryptomorphic glasses |
02/21/1990 | CN1006845B Method and composition for simultaneous cleaning and disinfecting of contact lenses |
02/20/1990 | US4903052 Method of making an improved dyed color change contact lens |
02/14/1990 | EP0354786A2 Multifocal diffractive lens |
02/13/1990 | US4900764 Hydrophilic materials |
02/13/1990 | CA1265688A1 Bi-focal corneal lens and method of making the same |
02/07/1990 | CN2052544U Stereo glasses to watch tv |
02/07/1990 | CN1039487A Multifocal optical device |
02/06/1990 | US4898695 Impregnating pores with vat dye during polymerization |
02/06/1990 | US4898461 Multifocal ophthalmic lens |
02/06/1990 | US4898459 Reading spectacles |
02/05/1990 | EP0277969A4 In situ base curve vertex detection and employment thereof in contact lens manufacture. |
02/05/1990 | EP0231174A4 Contact lens. |
01/31/1990 | EP0232250B1 Methods and solution for desinfecting and preserving contact lenses |
01/31/1990 | EP0101504B1 Method of pigmenting water-absorbable plastic and product therefrom |
01/31/1990 | CN1039308A Pseudo stereoscopic glasses |
01/30/1990 | US4896958 Flexible contact lens for enhanced movement on the eye |
01/30/1990 | US4896956 Spectacles with single pivot folded rear vision elements |
01/24/1990 | EP0352134A2 Novel colored lens and method of manufacture |
01/24/1990 | EP0351471A2 Multifocal diffractive optical device |
01/24/1990 | CN2051747U Stereo-glasses for watching tv and film |
01/23/1990 | US4895896 Contact lens having improved eye compatibility |
01/23/1990 | US4895676 Bendazac or 5-hydroxy derivative |
01/23/1990 | US4895439 Aspheric spectacle lens |
01/23/1990 | CA1264579A1 Universal vision corrector |
01/17/1990 | EP0351364A2 Dimethylacrylamide-copolymer hydrogels with high oxygen permeability |
01/17/1990 | EP0350685A2 Moulded blank for optical contacting articles |
01/17/1990 | EP0225350B1 Contact lens |
01/17/1990 | CN2051106U Hydrophilicity soft keratoscope with hole |
01/16/1990 | US4893918 Hydrophilic swellable transparent surface |
01/11/1990 | DE3823366A1 Spectacles |
01/10/1990 | EP0350247A1 Glass ophthalmic lenses with tintable coatings |
01/10/1990 | CN2050984U Health glasses for plateau area use |
01/10/1990 | CN1038705A Surgical debridement glasses |
01/09/1990 | US4892403 Composite plastic lens and method of making the same |
01/09/1990 | US4892402 Method for making contact lens hydrophilic |
01/09/1990 | US4892384 Binocular magnifier |
01/09/1990 | CA1264245A1 Eyeglass lens modules and method |
01/03/1990 | EP0348462A1 Surface modified optical lens and method of surface modification |
01/03/1990 | EP0231226B1 Reflection-reducing coating for an optical element made of organic material |
01/02/1990 | US4890913 Zoned multi-focal contact lens |
01/02/1990 | US4890912 Trifocal eye-contact lens |
01/02/1990 | US4890911 Contact lens and the method of manufacturing thereof |
01/02/1990 | US4890910 Optical accessory for spectacles |
01/02/1990 | US4890903 Suspension system for a flexible optical membrane |
12/28/1989 | WO1989012841A1 Spectacles lens with variable refractive index |
12/28/1989 | WO1989012839A1 Photochromic polymer membrane |
12/28/1989 | DE3821079A1 Spectacle lens having a variable refractive index |
12/27/1989 | EP0347917A1 Ophthalmic lens with a gradient refractive index |
12/27/1989 | CN2050179U Stereoscopic lantern slide and large-scale stereoscopic photograph glasses |
12/27/1989 | CN2050175U Colour sound light glasses |
12/26/1989 | US4889664 Molding hydrophilic (meth)acrylate ester and water displacable boric acid ester diluent |
12/26/1989 | US4889421 Contact lens with cosmetic pattern |
12/20/1989 | EP0347043A2 Contact lenses and means and methods of producing same |
12/20/1989 | EP0192683B1 Lens composition, article and method of manufacture |
12/20/1989 | CN2049781U Colour tv stereo-imaging glasses |
12/20/1989 | CN2049780U Myopia preventing glasses for reading |
12/19/1989 | US4888012 Intraocular lens assemblies |
12/14/1989 | WO1989012246A1 Method for measuring the rotation of an asymmetric contact lens |
12/14/1989 | DE3909131A1 Sunshield |
12/13/1989 | EP0346032A1 Contact lens and methods for determining rotation using such contact lens |
12/13/1989 | EP0345994A2 Contact lenses and materials and methods of making same |
12/13/1989 | EP0345794A2 Hydrophilic transparent crosslinked copolymers and method for their preparation |
12/13/1989 | EP0345631A2 Blocking shim and method for prescription-laboratory processing of aspheric progressive-addition lenses |
12/12/1989 | US4886350 Perforated soft contact lens and a method for manufacturing thereof |
12/12/1989 | US4886340 Optical device for precision work |
12/07/1989 | DE3817850A1 Method for minimising the weight of spectacle lenses |
12/06/1989 | CN2048982U Ultrathin optical lens |
11/30/1989 | WO1989011673A1 Dimmer lens, dimmer glasses and sun glasses and production of dimmer lens |
11/30/1989 | WO1989011672A1 A progressive eccentricity multifocal contact lens and manufacturing process thereof |
11/30/1989 | DE3817334A1 Contact lens |
11/29/1989 | EP0344073A1 Multifocal contact lens |
11/29/1989 | EP0343996A2 Ultraviolet absorbing hydrogels |
11/28/1989 | US4883548 Multilayer lenses for eyeglasses |
11/28/1989 | US4883350 Contact lens providing a central spherical region bounded by a circumscribing aspherical region |
11/23/1989 | EP0343067A1 Diffractive lens with a composite profile |
11/23/1989 | EP0342895A2 Ophthalmic lens |
11/22/1989 | CN2048195U Micropole glasses |
11/21/1989 | US4882438 Photochromatic compounds |
11/21/1989 | US4882403 Non-hydrous soft contact lens and process for producing the same |
11/21/1989 | US4881805 Progressive intensity phase bifocal |
11/21/1989 | US4881804 Multifocal phase plate with a pure refractive portion |
11/21/1989 | CA1263013A1 Method for manufacturing a spectacle-glass for myopes |