Patents for G02C 7 - Optical parts (23,437)
01/1993
01/19/1993US5180389 Intraocular-external lens combination system and method of using same
01/16/1993CA2068464A1 Edge coating for laminated lenses
01/13/1993EP0522852A1 Segmented multifocal contact lens and method of manufacture
01/13/1993EP0522405A1 Composite ophthalmic lenses
01/13/1993CA2073477A1 Composite ophthalmic lenses
01/07/1993WO1993000391A1 Polymer coatings
01/05/1993US5177510 Alignment eyeglasses
01/05/1993US5177509 Ultraviolet radiation and blue light blocking polarizing lens
12/1992
12/30/1992EP0520008A1 Multifocal bi-refringent lens with matched bi-refringence.
12/30/1992CN2126431U Front-back sighting spectacles
12/30/1992CN2126430U Sunglasses attached to spectacles for nearsighted persons and presbyopia
12/29/1992US5175651 Multi-focus system for a low light level vision apparatus
12/29/1992US5174929 Casting, then annealing in aqueous-organic solvent promoter yields dimensionally stable swollen lenses having controlled water content
12/23/1992WO1992022845A1 Improved pattern toric lens
12/23/1992WO1992022264A1 Multifocal ophthalmic lens
12/23/1992EP0519660A1 Eyeglass with spectral color shift
12/23/1992CN2125840U Glasses
12/23/1992CN2125839U Mirror for physiotherapy
12/23/1992CN2125838U Glasses frame with reflector
12/23/1992CN2125837U Video frequency filtering glasses
12/23/1992CN2125836U Multi-function field operations preventing-glasses
12/23/1992CN2125835U Contact lens with small hole
12/22/1992US5173723 Aspheric ophthalmic accommodating lens design for intraocular lens and contact lens
12/22/1992US5173720 Eyewear field-of-view changer
12/16/1992EP0518687A1 Primer layer for plastic lenses
12/15/1992US5172143 Artificial optical lens and method of manufacturing it
12/15/1992US5171607 Method of depositing diamond-like carbon film onto a substrate having a low melting temperature
12/10/1992WO1992022000A1 Ophthalmic lens
12/09/1992CN1019420B Stereoscopic colour picture taking aid and stereoscopic spectacles
12/08/1992US5170192 Crosslinked interpenetrating network copolymers; addition polymerization
12/08/1992US5170190 Water sportsman's face mask for viewing objects above and below the line of vision
12/02/1992CN2123779U Double-sight small-hole glasses
12/02/1992CN2123778U Large screen stereo television combined mirror
12/02/1992CN2123777U Telecision health care overlook glasses
12/01/1992CA1311058C Method for designing progressive addition lenses
11/1992
11/25/1992EP0515149A1 Apparatus for applying scratch-resistant coatings to plastic ophthalmic lenses
11/24/1992USRE34132 Progressive power ophthalmic lens
11/24/1992US5166712 For providing variable vision correction power
11/24/1992US5166711 Multifocal ophthalmic lens
11/24/1992US5166710 Contact lens and process for the manufacture thereof
11/24/1992CA1310788C Hydrophilic oxygen permeable polymers
11/23/1992CA2043038A1 Lens for prebyopia free from short distance and intermediate distance aberration
11/21/1992CA2068818A1 System for applying scratch-resistant coatings to plastic ophthalmic lenses
11/18/1992CN2122401U Adjustable anti-dazzling device
11/18/1992CN2122400U Stageless variable glasses
11/18/1992CN2122399U Dioptric forehead glasses
11/17/1992US5164462 Ultraviolet light absorbing compounds and silicone compositions
11/17/1992US5164228 Automatic, inspecting molds for defects
11/12/1992WO1992020005A1 Pad printing coating composition and printing process
11/12/1992WO1992019625A1 Ultraviolet light absorbing compounds and silicone compositions
11/12/1992CA2102701A1 Pad printing coating composition and printing process
11/11/1992CN2121703U Healthy glasses
11/11/1992CN2121702U Stereo t.v. glasses
11/11/1992CN2121701U Progressive nearsighted aligning glasses
11/10/1992US5162825 Cemented lens and process for production thereof
11/10/1992US5162824 Adjustable lens spectacle apparatus
11/04/1992CN2121036U Glasses with easy dismount rear-view mirror
11/03/1992US5160463 Method of manufacturing a contact lens
10/1992
10/28/1992EP0510958A1 Composition
10/28/1992CN2120348U Paper aperture glasses
10/28/1992CN2120347U Soft stereoscopic television glasses
10/28/1992CN2120346U Finger-stall and pad combination for washing contact glasses
10/28/1992CN1065734A Lens for presbyopia free from short distance and intermediate distance aberration
10/27/1992US5159360 Controlled deformation by change in hydrophilicity
10/27/1992US5158832 Lenses from polymeric derivatives of acrylic and methacrylic acids
10/27/1992US5158717 Contact lenses from copolymerizing silicone and hydrophilic monomers in mold produced from an acrylonitrile copolymer resin; melt processability, wettability
10/21/1992EP0509190A2 High-index, organic lens member
10/21/1992EP0509090A1 Head mounted video display
10/20/1992US5157426 False color viewing device
10/20/1992CA1308944C Multifocal optical device with novel phase zone plate
10/15/1992WO1992017811A1 Sports spectacles with auxiliary optical parts
10/14/1992EP0508219A2 Photochromic substances
10/14/1992EP0507866A1 Contact lens for presbyopic persons
10/14/1992CN1065342A Contact lens cast moulding and packaging
10/13/1992US5155194 Hydrogels based on fluorine-containing and saccharide monomers
10/13/1992US5154861 Laser curing of contact lens
10/09/1992CA2059328A1 High index, organic lens member
10/08/1992DE4110614A1 Rugged lens e.g. for spectacles - has main body with diffractive focussing features on side covered with protective e.g. polysiloxane coating of lower refractive index
10/07/1992CN2118315U Obturator with slot
10/06/1992US5153619 To easily affix to safety goggles
10/06/1992US5152788 Multifocal diffractive ophthalmic lens and method of manufacture
10/06/1992CA1308381C Contact lens based on triorganovinylsilane polymer
10/01/1992WO1992016870A1 Eyewear field-of-view changer
10/01/1992WO1992016684A1 Method of tinting hydrogel soft contact lens
09/1992
09/29/1992US5151723 Multifocal contact lens
09/29/1992US5151722 Video display on spectacle-like frame
09/29/1992US5151720 Convertible swizzle stick
09/29/1992US5151106 Method for tinting a hydrophilic polymer by incorporating a reactive dye into the polymer prior to polymerization
09/23/1992EP0504393A1 Aspheric Multifocal Ophthalmic Lens
09/23/1992EP0504298A1 Corneal contact lenses
09/23/1992CN1064752A Soft gas permeable contact lens having improved clinical performance
09/23/1992CN1064710A Method of depositing diamond-like carbon film onto substrate having low melting temperature
09/22/1992US5149183 Color enhancing lens
09/22/1992US5149181 Lens wafer, laminate lens and method of fabrication thereof
09/17/1992DE4107780A1 Spectacles for stereoscopic viewing of two adjacent pictures - displayed on juxtaposed screens giving monocular view through prisms tapering away from wearers centre of vision
09/16/1992EP0504011A1 Procedure for obtaining an article in a transparent polymer with a refractive index gradient
09/16/1992EP0503111A1 Aspherical lens, method of producing the lens and apparatus for producing the lens
09/16/1992CN2116227U Spectacles with rear-view
09/16/1992CN1018297B Dual-purpose optical fiber visual aid for reading and writing
09/15/1992US5148311 Non-fogging transparent coatings