| Patents for B24B 13 - Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor (3,763) |
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| 05/02/1990 | EP0366051A1 Novel gel producing pad and improved method for surfacing and polishing lenses |
| 05/01/1990 | US4920700 Process for finishing optical lenses and apparatus therefor |
| 04/26/1990 | DE3934180A1 Lens grinding mount - with backing element of silicone rubber for absence of deformation and vibration |
| 04/10/1990 | US4914865 Cylinder machine with improved spherical bearing |
| 03/22/1990 | WO1990002630A1 Method and system for generating wide-range toric lenses |
| 03/21/1990 | EP0359084A2 Method and apparatus for manufacturing contact lenses |
| 03/20/1990 | US4909621 Method of making hydrogel contact lenses having aspheric front surfaces |
| 03/20/1990 | US4908997 Method and system for generating wide-range toric lenses |
| 03/20/1990 | US4908996 Method for machine polishing ophthalmic lenses to a translucent finish |
| 03/14/1990 | EP0358409A2 Lens grinding methods and apparatus |
| 03/13/1990 | US4907373 Toric finer-polisher |
| 03/13/1990 | US4907371 Automatic polishing machine |
| 03/07/1990 | EP0130991B1 Method and apparatus for pattern generation and surfacing of optical elements |
| 03/01/1990 | DE3829488A1 Device for centring spectacle glasses and applying a holding part thereon as well as an application of the device |
| 02/20/1990 | US4902329 Method of using external system for locating the geometric center of an internal lens element |
| 02/20/1990 | US4901480 Lens generating tool for generating a lens |
| 02/20/1990 | US4901478 Radial diamond alignment apparatus for a lens generator |
| 02/05/1990 | EP0277969A4 In situ base curve vertex detection and employment thereof in contact lens manufacture. |
| 01/24/1990 | EP0351945A2 External system for locating the geometric center of an internal lens element |
| 12/20/1989 | EP0346819A2 Method and apparatus for the contactless measuring and optionally machining of surfaces |
| 12/13/1989 | EP0345631A2 Blocking shim and method for prescription-laboratory processing of aspheric progressive-addition lenses |
| 12/05/1989 | US4884482 Method and apparatus for cutting an aspheric surface on a workpiece |
| 11/21/1989 | CA1263013A1 Method for manufacturing a spectacle-glass for myopes |
| 10/19/1989 | WO1989009680A1 Process and device for polishing an optical component |
| 10/11/1989 | EP0336838A1 Method and apparatus for polishing an optical component |
| 09/19/1989 | US4866884 Lens grinding methods and apparatus |
| 09/05/1989 | US4862646 Apparatus and method for production of single element toric lenses of very small proportions |
| 09/05/1989 | US4862644 Optical lapping machine |
| 08/24/1989 | WO1989007508A1 Method and cassette for abrasive machining of the surface of parts |
| 08/15/1989 | US4856234 Optical lens manufacturing apparatus and method |
| 08/09/1989 | EP0326543A1 Apparatus for blocking a lens blank |
| 08/01/1989 | US4852631 Method and apparatus for fixing a metal block on a face of an ophthalmic lens, by casting molten metal thereon |
| 07/27/1989 | DE3801969A1 Method and apparatus for lapping or polishing optical surfaces |
| 07/27/1989 | DE3801384A1 Method for selecting pre-framed spectacle glasses of minimum central thickness, which have been finished on two sides |
| 07/26/1989 | EP0325424A2 Aeroplane window polishing device |
| 07/26/1989 | CN2041604U Universal high-speed sleeking and buffing machine for toric surface optic |
| 07/25/1989 | US4850152 Apparatus for lapping and polishing optical surfaces |
| 07/12/1989 | EP0323787A1 Device for centering and blocking optical lenses |
| 07/12/1989 | EP0323572A2 Device for centering optical lenses for mechanical clamping, espcially during bevelling and facetting |
| 07/04/1989 | US4844143 Mold for fixing a metal block on one of the faces of an ophthalmic lens |
| 07/04/1989 | CA1256700A1 Seating ring to hold a mounting block on a progressively arcing finished face of the semi-finished palet blank, such as an ophtalmic lens or mold |
| 06/14/1989 | EP0320338A1 Polishing composition based on cerium and manufacturing process |
| 05/24/1989 | CN1033022A Method of processing for columnar lens |
| 05/23/1989 | US4831789 Tool whose shape adapts automatically to the surface of an ophthalmic lens |
| 05/16/1989 | US4829716 Apparatus for automatically performing plural sequential spherical grinding operations on workpieces |
| 04/26/1989 | EP0313417A2 Toric finer polisher |
| 04/26/1989 | EP0313216A2 Optical transform system |
| 03/22/1989 | EP0307731A1 Method and apparatus for machining the supporting face of a contact lens |
| 02/28/1989 | CA1250435A2 Machining sensor |
| 02/22/1989 | EP0304106A2 Method of making hydrogel contact lenses having aspheric front surfaces |
| 02/07/1989 | US4802309 Method and apparatus for lapping and polishing optical surfaces |
| 12/14/1988 | CN87208979U Adjustable diamond grinding head for grinding glasses |
| 12/06/1988 | US4789424 Crosshatched radially cut pitch lap; optic submerged in polishing compound; automatic, tolerence |
| 12/06/1988 | US4788798 Adhesive system for maintaining flexible workpiece to a rigid substrate |
| 10/12/1988 | EP0286481A1 Method and apparatus for fastening a metallic part to one side of an ophthalmic lens by moulding the part as molten metal |
| 10/12/1988 | EP0286470A1 Mould for fastening a metallic piece on one side of an ophtalmic lens |
| 10/12/1988 | EP0286469A1 Tool automatically shaped to the surface of an ophtalmic lens |
| 09/14/1988 | EP0281754A2 Method and apparatus for making prescription eyeglass lenses |
| 09/13/1988 | US4769953 For generating a toric surface |
| 09/06/1988 | US4768308 Universal lens polishing tool, polishing apparatus and method of polishing |
| 08/17/1988 | EP0277969A1 In situ base curve vertex detection and employment thereof in contact lens manufacture |
| 08/02/1988 | US4760672 Simultaneously grinding and polishing preforms for optical lenses |
| 08/02/1988 | US4760671 Method of and apparatus for automatically grinding cathode ray tube faceplates |
| 07/26/1988 | US4759154 Blocking machine for lens manufacture |
| 07/13/1988 | EP0179116B1 Blocking machine for lens manufacture |
| 06/29/1988 | EP0272362A2 Method and apparatus for lapping or polishing optical surfaces |
| 06/22/1988 | EP0272085A2 A lens lapping pad |
| 06/21/1988 | US4751796 Device for supplying grinding fluid |
| 06/09/1988 | DE3712148A1 Bearing body |
| 06/09/1988 | DE3640678A1 Support |
| 06/08/1988 | EP0270117A2 Quick-change lens tool |
| 05/24/1988 | US4745672 Method of manufacturing contact lenses |
| 04/19/1988 | CA1235297A1 Drive mechanism for a lapping machine or the like |
| 04/12/1988 | US4737918 Apparatus for centering and placing an adapter on an optical lens blank and for controlling a grinder |
| 04/07/1988 | DE3729956A1 Schleif- und poliermitteltraeger mit befestigung am werkzeug Grinding and poliermitteltraeger with fastening at the tool |
| 03/29/1988 | US4733502 Method for grinding and polishing lenses on same machine |
| 03/09/1988 | EP0259187A2 Method and apparatus for grinding and polishing lenses on same machine spindle |
| 03/01/1988 | US4727684 Full-automatic work finishing machine with high-speed rotating barrel containers |
| 01/28/1988 | WO1988000506A1 In situ base curve vertex detection and employment thereof in contact lens manufacture |
| 12/22/1987 | US4714232 Bearing ring for fixing a mounting block on the progressively variable curved finished face of a semi-finished lens or mold blank |
| 11/24/1987 | US4707949 Method for manufacturing a spectacle-glass for myopes |
| 09/29/1987 | US4696697 Polishing composition |
| 09/11/1987 | WO1987005247A1 Apparatus for blocking a lens blank |
| 09/09/1987 | EP0235543A2 Device on grinding machines for edging spectacle glasses for mounting a spectacle glass |
| 09/02/1987 | EP0235021A2 Lens grinding apparatus |
| 09/01/1987 | CA1226140A1 Polisher-finer apparatus |
| 08/19/1987 | CN87100165A Full-automatic work finishing machine with high-speed rotating barrel containers |
| 08/18/1987 | US4686798 Optical blank carrier for lathing lenses and process therefor |
| 08/18/1987 | US4686795 Principles and appliances for cutting of spherical-faceted gems and gems thus obtained |
| 07/28/1987 | US4682856 Contoured transparency providing reduced optical distortion and method for making it |
| 07/22/1987 | EP0108118B1 Contact lens manufacture |
| 07/21/1987 | US4680998 Toric lenses, method and apparatus for making same |
| 07/14/1987 | US4679471 Lathe for generating aspherical surfaces |
| 07/07/1987 | US4677729 Methoding of mounting a partly formed lens blank |
| 06/23/1987 | CA1223142A1 Eyeglass lens for persons suffering from severe ametropia |
| 06/02/1987 | US4669226 Device for holding delicate workpieces, in particular optical lenses and other optical structural elements |
| 05/05/1987 | US4662119 Automatic lens grinding apparatus |
| 04/14/1987 | US4656787 Curved surface formation polishing apparatus |
| 04/07/1987 | US4655005 Apparatus and process for dry cutting of plastic optical lenses |
| 04/01/1987 | CN85106896A Paraboloid processing devices |