Patents for G02C 7 - Optical parts (23,437)
04/1989
04/04/1989US4817789 Lens container assembly
03/1989
03/29/1989EP0309154A2 Opaque tinting of contact lenses
03/29/1989EP0308705A2 Multifocal birefringent lens system
03/28/1989US4816232 Apparatus for cleaning and sterilizing contact lenses
03/28/1989CA1251882A1 Highly oxygen permeable contact lens materials and compositions thereof
03/28/1989CA1251667A1 Bifocal contact lens
03/23/1989WO1989002498A1 Opaque tinting of contact lenses
03/22/1989EP0307876A2 Ophthalmic lenses
03/22/1989EP0307874A2 Method for producing a mark on a spectacle lens
03/22/1989CN2034698U Light-modulating mirror
03/21/1989US4814402 Contact lens material
03/21/1989US4813777 Bi-focal corneal contact lens
03/15/1989EP0306756A2 Optical elements
03/15/1989CN2034293U Stereoscopic imagery glasses for colour tv
03/14/1989US4812598 Extended wear lenses
03/14/1989US4812031 For concealing a hunter's eyes from wild game
03/14/1989US4811662 Method for tinting contact lenses
03/14/1989US4811430 Eye shield and headband combination
03/14/1989CA1251069A1 Hydrogel contact lenses for extended wear
03/07/1989US4810764 Polymeric materials with high oxygen permeability and low protein substantivity
03/07/1989US4810082 For correcting refractive error in the eye
03/07/1989US4810081 Binocular spectacles
03/07/1989US4810080 Protective eyewear with removable nosepiece and corrective spectacle
03/07/1989US4810078 Retractable eyeshield
03/07/1989US4810057 Three-dimensional viewing glasses
03/01/1989EP0195774B1 Spectacle glass for half-spectacles
03/01/1989CN2033517U Visual sense stereoscope lens
03/01/1989CN1031351A Glasses avoiding and selecting light as vehicles meeting
02/1989
02/28/1989US4807985 Automatic focusing system for telescopes
02/23/1989WO1989001646A1 True-focus bifocal eyeglasses
02/23/1989WO1989001639A1 Melanin hydrophilic contact lenses
02/22/1989EP0304106A2 Method of making hydrogel contact lenses having aspheric front surfaces
02/22/1989EP0189405B1 Disinfection of contact lenses
02/22/1989CN2033131U Colour and photic proportion-adjustable liquid crystal mirror
02/22/1989CN2033130U Single-hole glass for tv
02/22/1989CN2033129U Anti-dazzled glasses
02/21/1989US4806382 Irradiation and graft polymerization of n-vinylpyrrolidone or 2-hydroxyethyl methacrylate onto polymethyl methacrylate to form hydrophilic coating
02/21/1989US4806011 Spectacle-mounted ocular display apparatus
02/21/1989US4806010 Multifocal lens
02/15/1989CN2032728U Health glasses capable of changing density
02/14/1989US4804261 Use in environment of an MRI scanner
02/09/1989DE3725115A1 Visual aid which can be stopped down
02/08/1989EP0302216A2 Laminated glass lenses
02/08/1989CN2032334U Reading spectacles lens for eyesight protection
02/08/1989CN2032333U High speed automatic light adjustable spectacles
02/07/1989US4803254 Vinylsilylalkoxy arylbenzotriazole compounds and UV absorbing compositions made therefrom
02/07/1989US4802756 Low vision apparatus and device and method for enabling the visually handicapped to view television
02/07/1989US4802755 Dual purpose sunglass lens having gold appearance and method of manufacture
02/01/1989EP0301917A2 Progressive-multi-focus lens
02/01/1989CN2031936U Sight-protection reading glasses
02/01/1989CN2031935U Multifunction sight-correcting sunglasses
02/01/1989CN2031934U Stereoscopic spectacles for tv image
01/1989
01/26/1989WO1989000710A1 Spectacle lens with astigmatic effect
01/26/1989DE3721353A1 Clear, translucent planar body, for example window glass, mirror glass or spectacle glass, glare protection film or the like and method for its production
01/25/1989EP0300415A1 Spectacle lens having an astigmatic effect
01/25/1989EP0300384A2 Optical device for precision work
01/25/1989CN2031536U Automatic shade glasses
01/25/1989CN2031535U Anti-glare glasses for driving at night
01/24/1989US4799781 Eyeglasses with detachable lenses
01/18/1989EP0299844A1 Viewing apparatus
01/18/1989EP0299690A2 Inventory control method and apparatus for disposable contact lenses
01/18/1989EP0299628A1 Lens shell
01/18/1989EP0299097A1 Method for manufacturing pyrogen-free collagen gels useful as contact lenses
01/18/1989EP0298983A1 Adjustable transparency spectacles.
01/18/1989EP0191831B1 Progressive spectacle lens
01/18/1989CN2031110U Multi function bright and health spectacle lens
01/18/1989CN2031109U Multi-purpose spectacles
01/17/1989US4798609 Radially segmented zone of focus artificial lens
01/17/1989US4798454 Integral rear view mirror for eyeglasses
01/17/1989CA1249098A1 Hydrophilic copolymers, the use thereof as biomedical materials and contact-optical articles produced therefrom
01/17/1989CA1249093A2 Polysiloxane composition with improved surface wetting characteristics and biomedical devices made thereof
01/11/1989EP0298805A1 Process for making contact lenses from a natural protein polymer by moulding before cross-linking
01/11/1989EP0298785A1 Aspheric contact lens for correction of presbyopia
01/10/1989US4796988 Progressive lens
01/10/1989US4796986 Combination safety glasses
01/10/1989CA1248376A1 Blank for eyeglass lenses and means for selecting a suitable blank
01/04/1989EP0297758A2 Coloured contact lens and methods for the production thereof
01/04/1989EP0297094A1 Bifocal intra-ocular lens
01/04/1989EP0092552B1 Intraocular lens for patients with central retinal degeneration
01/04/1989CN2030333U Microhole glasses
01/04/1989CN2030332U High-diopter glasses lens
01/03/1989US4795248 Liquid crystal eyeglass
01/03/1989US4795235 For increasing visual activity while viewing an image
01/03/1989CA1248126A1 Acrylate and methacrylate monomers and polymers
01/03/1989CA1247944A1 Apparatus and method for custom tinting soft contact lenses by dispenser of lenses
01/03/1989CA1247896A1 Contact lens
12/1988
12/28/1988CN88211610U Dizzy-proof device
12/28/1988CN87104122A Soft contact lens and method of manufacturing the same
12/27/1988US4794435 Photochromatic gradient lens having two colortones and process for producing same
12/27/1988US4793703 Three layer of inorganic glass, organic plastic and curable adhesive; stress and haze free
12/21/1988EP0295947A2 Gas permeable contact lens and method and materials for its manufacture
12/21/1988EP0295849A2 Improved progressive lens and manufacture thereof
12/21/1988CN87206862U Reflecting light glasses
12/20/1988US4792223 Optical device
12/15/1988WO1988009950A1 Multifocal ophthalmic lens
12/15/1988WO1988009946A1 Deflected viewing device
12/14/1988EP0294976A2 Non-hydrous soft contact lens and process for producing the same
12/14/1988EP0294515A2 Contact lens material
12/14/1988CN88103410A Multifocal ophthalmic lens
12/13/1988US4790643 Apparatus for detecting and treating troubles with binocular vision