Patents for G02C 7 - Optical parts (23,437) |
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08/25/1993 | EP0556646A1 Composite ophthalmic lenses and their manufacture |
08/25/1993 | CN2141090Y Multi-purpose reading glasses |
08/24/1993 | US5239321 Eyelash supported correcting lens |
08/24/1993 | US5238981 Photochromic naphthopyrans |
08/24/1993 | US5238738 Interference stack tuned to predetermined design wavelength; varing refractive indices |
08/24/1993 | US5238388 Ophthalmic lens mold seal |
08/19/1993 | CA2089062A1 Ocular lens material |
08/18/1993 | EP0555295A1 Contact lens material. |
08/18/1993 | CN2140534Y Safety glasses for night walking |
08/18/1993 | CN2140533Y Infrared full automatic liquid crystal goggles |
08/18/1993 | CN1021851C Multifocal optical device with novel phase zone plate |
08/18/1993 | CA2084219A1 Composite ophthalmic lenses and their manufacture |
08/11/1993 | EP0554371A1 Protective eyewear for use in sports and the like. |
08/11/1993 | CN2140070Y Fore-and-aft safety glasses |
08/10/1993 | US5235441 Holographic lenses |
08/10/1993 | US5235359 Progressive opthalmic lenses and method of facilitating their manufacture |
08/10/1993 | US5235358 Light filter for improving vision |
08/10/1993 | US5235357 Spectacle lenses having an inside-out conicoidal front surface and method for forming same |
08/05/1993 | WO1993015432A1 Variable focus visual power correction apparatus |
08/05/1993 | WO1993015429A1 Laminated beam splitting optical system with reflective medium |
08/05/1993 | DE4302526A1 Relatively thin lens with negative refractive power for use in spectacles - has aspherical surface which is rotationally symmetrical and visibly convex |
08/04/1993 | EP0553959A1 Clear axis, segmented multifocal ophthalmic lens |
08/04/1993 | EP0553161A1 Abrasion wear resistant polymeric substrate product |
08/04/1993 | EP0546089A4 Contact lens purification system |
08/04/1993 | EP0537290A4 Intraocular lens and method for making same |
08/03/1993 | US5232637 Ophthalmic lens method |
07/28/1993 | EP0552498A1 Ophthalmic lens method |
07/27/1993 | CA1320656C Tintable coatings for glass ophthalmic lenses |
07/22/1993 | WO1993014435A1 Liquid crystal lens circuit |
07/22/1993 | WO1993014434A1 Contact lens |
07/22/1993 | CA2084249A1 Ophthalmic lens method |
07/21/1993 | EP0551781A1 Goggle type image display apparatus |
07/21/1993 | CN1074457A Novel UV curable crosselinking agents useful in copolymerization |
07/21/1993 | CN1074450A Wettable silicone hydrogel compositions and methods for their manufacture |
07/20/1993 | US5229888 Reflection aid |
07/20/1993 | US5229885 Infinitely variable focal power lens units precisely matched to varying distances by radar and electronics |
07/20/1993 | US5229797 Multifocal diffractive ophthalmic lenses |
07/14/1993 | EP0457855A4 Method for forming plastic optical quality spectacle |
07/14/1993 | CN2138305Y Spectacle for stereo video picture |
07/07/1993 | EP0550384A1 Ante-glare device |
07/07/1993 | EP0549610A1 Copolymerization process and optical copolymer produced therefrom. |
07/06/1993 | US5225858 Multifocal ophthalmic lens |
06/30/1993 | EP0549391A1 Ophthalmic lenses based on polyurethanes derived from polythiols |
06/30/1993 | CN2137369Y Thin gap spectacles |
06/30/1993 | CN2137368Y Calming and health-care glasses |
06/30/1993 | CN1021447C Method of forming shaped hydrogel articles including contact lenses |
06/29/1993 | US5223862 Resin curing agent selected from aromatic anhydrides, aromatic diamines, thioamides and thioamines; refractive index of at least 1.56 |
06/29/1993 | CA1319549C Method of making hydrogel contact lenses having aspheric front surfaces |
06/24/1993 | WO1993012452A1 Spectacle lenses having an inside-out conicoidal front surface |
06/23/1993 | CN2136991Y Special glasses for angling, navigating and mountaineering |
06/17/1993 | DE4141364A1 Diving mask with correction lens - has water filled layer in front of correction lens for non distorted vision above water |
06/16/1993 | EP0546089A1 Contact lens purification system. |
06/16/1993 | CN1073266A Correcting method and correcting glasses for colour sense abnormal |
06/15/1993 | US5220359 Lens design method and resulting aspheric lens |
06/15/1993 | US5220358 Glass layer bonded to plastic layer through flexible adhesive; room temperature curable; cross-linked polydimethylsiloxane |
06/15/1993 | US5219965 Adding polymerizable surfactant to monomer mixture; contact lenses |
06/15/1993 | US5219497 Method for manufacturing lenses using thin coatings |
06/09/1993 | EP0545720A1 Improved ophthalmic lens mold seal |
06/09/1993 | EP0545615A1 Polymer bifocal lens production process |
06/09/1993 | DE4121234A1 High-refracting, aspherical lenticular glass for spectacles - is thin with flat outer curve with no disturbing alterations of refractive force. |
06/09/1993 | CN2135789Y Physical therapy glasses |
06/09/1993 | CN2135788Y Backsight glasses |
06/08/1993 | US5218386 Eyeglasses with spectral color shift |
06/08/1993 | CA1318801C Anti-glare eyeglasses |
06/08/1993 | CA1318800C Multifocal diffractive lens |
06/08/1993 | CA1318799C Multifocals using phase shifting steps |
06/08/1993 | CA1318755C Process for producing cyanopsia-correctable lens |
06/08/1993 | CA1318754C Surface modified optical lens and method of surface modification |
06/02/1993 | CN1072696A Wettable silicone hydrogel compositions and methods for their manufacture |
06/01/1993 | CA1318529C Contact lens for correction of color blindness |
06/01/1993 | CA1318493C Method of making multi-focus ophthalmic lens |
05/27/1993 | WO1993010112A1 Photochromic naphthopyran compounds |
05/26/1993 | CN2134667Y Health-care glasses with pinhole |
05/26/1993 | CN2134666Y Health-care glasses for facilitating adaptation of the eyes to the dark |
05/26/1993 | CN1020965C Contact lenses for animals and method of fabrication |
05/26/1993 | CN1020964C Low vision eye glasses |
05/25/1993 | US5214453 Progressive eccentricity multifocal contact lens and manufacturing process thereof |
05/25/1993 | US5213801 Contact lens material |
05/25/1993 | US5213760 Overworn lens signaling methodology |
05/25/1993 | CA1318446C Contact lenses and materials and methods of making same |
05/19/1993 | EP0542686A1 Method and container for sterilizing or disinfecting |
05/19/1993 | CN2133853Y Orifice glasses |
05/19/1993 | CN2133852Y Wireless double-action goggles for welding |
05/19/1993 | CN2133851Y Double-focus glasses for preventing and curing myopia |
05/18/1993 | CA1317802C Method for measuring the rotation of an assymetric contact lens |
05/14/1993 | CA2082554A1 Method and container for sterilizing or disinfecting |
05/13/1993 | WO1993009464A1 Teledioptric system |
05/13/1993 | WO1993009155A1 Wettable silicone hydrogel compositions and methods for their manufacture |
05/13/1993 | WO1993009154A1 Wettable silicone hydrogel compositions and methods for their manufacture |
05/13/1993 | WO1993009151A1 Polymerizable organic resin compositions and articles prepared therefrom |
05/13/1993 | WO1993009084A1 Novel uv curable crosslinking agents useful in copolymerization |
05/13/1993 | DE4238067A1 Multi-focal spectacle lens - has progressive transition from region for distant vision to region for near vision |
05/13/1993 | DE4136896A1 Spectacles for use when aiming gun - incorporate mirrors attached to frame with one mirror being partly transparent |
05/13/1993 | CA2122454A1 Teledioptric system |
05/12/1993 | WO1993023774A1 Surface wettable silicone hydrogels |
05/12/1993 | EP0540690A1 Photochromic chromene compounds. |
05/12/1993 | CN2133003Y Glasses with narrow aperture |
05/12/1993 | CN1071877A Method and apparatus for molding lenses |
05/12/1993 | CN1020571C Antiglare equipment |
05/11/1993 | US5210553 Progressive ophthalmic lens with positive distance power |