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WO/2005/083536A1 |
The invention relates to a program-controlled NC-data generating method which is used to control an CNC-wet grinding machine for treating optical elements (lenses or mirrors) for the production of aspherical forms. The aspherical form da...
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WO/2005/080047A1 |
A device and a method for blocking an optical lens, the device wherein a centering device (13) is installed around a loading table (11) on which a lens blank (1) is installed and the geometrical center of the lens blank (1) is aligned wi...
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WO/2005/079546A2 |
A system and method for specifying a vision correction prescription for a patient's eye, wherein in one embodiment, the method includes obtaining a wavefront aberration measurement of the patient's eye, applying at least one value from t...
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WO/2005/068133A1 |
Disclosed is a device for polishing an optical surface, particularly a surface (16) of a spectacle lens (12). A polishing head (20) is provided with a polishing tool (22) comprising a first, preferably rigid body (24), a second, elastic ...
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WO/2005/068120A2 |
A method and a too head (30) are used to machine optically active surfaces, particularly surfaces of progressive spectacle lenses, which are symmetrical in pairs. The spectacle lenses are rotated about a first axis and are displaced alon...
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WO/2005/065886A1 |
The pneumatic blocking support which is used to block an optical lens (200) on a machine or device has means (3) for fixing it on a corresponding element of the machine or device. The blocking means comprise a central cavity (8) and a jo...
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WO/2005/061229A1 |
A method of blocking ophthalmic lenses for edging comprises providing an ophthalmic lens having first and second surfaces, providing a first block for securing against the first lens surface and a second block for securing against the se...
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WO/2005/058544A1 |
The invention relates to a method for surface working of a body (2) having a first surface (2.1) to be worked and a second surface (2.2) to be worked. The method comprises, in a first step, providing a first tool (3.1) and a second tool ...
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WO/2005/053906A1 |
A method of manufacturing mirrors is disclosed comprising, producing two blocks of glass (10a,10b), joining the two blocks to produce a combined block whereby one surface (12) of the combined block comprises a plane and each of the two b...
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WO/2005/050290A1 |
A system for manufacturing an optical lens that is configured to correct optical aberrations, including, e.g., high order aberrations such as described by Zernike polynomials. The system can include a measurement system configured to mea...
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WO/2005/050289A1 |
A method of making corrective eyeglasses is disclosed. One embodiment is a method of making corrective eyeglasses. The method includes obtaining vision parameters of a patient's eyes, obtaining an eyeglass frame comprising at least one m...
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WO/2005/046933A1 |
A self-cleaning process, in which an elastic abrasive body (231) itself is cleaned by pressing the elastic abrasive body (231) against a pressed part (221) to deform the elastic abrasive body (231) while the elastic abrasive body (231) i...
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WO/2005/045480A1 |
Protective film (10) is eccentrically stuck to concave-side transfer surface (3b) of first mold (3) for use in a plastic lens forming mold, and portion (10a) of the periphery thereof is projected laterally from the first mold (3). The pr...
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WO/2005/039821A1 |
In a conventional normal control machining method, reciprocating operation control of an X-axis table and reciprocating operation control of a Y-axis table are intertwined with each other to complicate control of both tables. A sophistic...
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WO/2005/037487A1 |
The invention relates to a centering clamp device, for the positioning of a drive pin in a position determined by calculation for an ophthalmic lens (3), comprising a locking device (2) with concentric jaws (14), adopting a locking posit...
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WO/2005/030441A1 |
A tool (1) suitable for rotating a threaded fastener on a screw thread comprises at least two component parts (3, 5) which can be separably connected together using connection means (17, 22) in order to assemble the tool (1). Each compon...
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WO/2005/018875A1 |
A jig for mounting one or more lenses on a two axes coordinate movement bed of a CNC machine for machining the one or more lenses. The jig comprises a carriage (29) having one or more lens holders (36) for holding one or more lenses (13,...
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WO/2005/018919A1 |
For manufacturing ophthalmic lenses and other optical form bodies made of plastic material, plastic form parts are used which are made by non-cutting shaping and are then further worked by mechanical production steps. Said plastic form p...
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WO/2005/009683A1 |
A lens (10) having at least one lens centration mark (30) formed on a major surface (12) of the lens is disclosed. The lens centration mark may be located at the intersection (52) of a first axis (50) and the major surface, where the maj...
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WO/2005/007340A2 |
The invention relates to an optical surface-finishing tool. The inventive tool consists of: a rigid support (4) comprising a transverse end surface (13); an elastically-compressible interface (5) which is applied against the end surface ...
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WO/2005/002788A2 |
A high bandwidth rotary fast tool servo provides tool motion in a direction nominally parallel to the surface-normal of a workpiece at the point of contact between the cutting tool and workpiece. Three or more flexure blades having all e...
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WO/2004/103638A1 |
The invention relates to a method and a device for producing reference surfaces (4', 4') on mounts (4) of optical elements (5) by means of machining, and to the optical elements thus produced. The aim of the invention is to provide optic...
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WO/2004/091858A1 |
The system (9) comprises a light source (10) providing an incident beam (11) of light for illuminating the ophthalmic lens (2). Within the optical path of the incident beam (11), reflecting means (15) are arranged below the ophthalmic le...
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WO/2004/087372A1 |
A finishing method and a finishing device capable of accurately finishing a work in a complicated shape, the method comprising the steps of elastically deforming a jig (160) having a work (W) together with the work, pressurizing the work...
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WO/2004/087371A1 |
A machining method and a machining device capable of accurately machining a work in a complicated shape and suitable for forming the curved shapes and machining the surfaces of optical elements such as free-form surface mirrors and lense...
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WO/2004/080652A1 |
The invention relates to a machining method carried out with the aid of a digital grinder comprising a first axis and at least one grindstone (6) mounted thereon and a second axis on which a machined blank is arranged in order to produce...
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WO/2004/080653A1 |
The invention relates to a method for producing ophthalmic lenses (32), in which plastic blanks (1) in the form of flat, round discs are used for production according to a general or individual prescription. The outer edge of said plasti...
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WO/2004/078414A1 |
The device comprises a carriage (10), a two-piece shaft (12A, 12B), one piece (12B) of which can be displaced axially for clamping a glass blank (14), and clamping means with a drive (66) and control means for said drive for varying the ...
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WO/2004/071707A1 |
A grinding method has the following steps: a step of selecting at least two elastic abrasive bodies (10a, 10b) out of abrasive bodies with dome-like portions having different curvatures defined by curvatures of surfaces to be ground of o...
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WO/2004/067230A1 |
A method for manufacturing a polishing lap (1) capable of firmly fixing a polishing piece onto the upper surface of a base layer without using a vulcanized forming device and a vulcanized forming process for unvulcanized rubber material ...
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WO/2004/067227A1 |
A pressure sensitive adhesive tape to be disposed between a lens and at least one of a pair of chucks fitted to a lapping machine, which pressure sensitive adhesive tape has an adhesive surface to be brought into contact with the lens th...
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WO/2004/062848A1 |
The invention relates to a method for the parallax-free centring of an optical element (1), especially a semi-finished product of a future spectacle lens. According to said method, the optical element (1) is provided with engravings (6) ...
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WO/2004/058452A2 |
The invention relates to an apparatus for forming or working optical elements and/or optical forming elements (1) comprising a working apparatus (18) for forming surfaces of form parts by machining or an abrasive technique, wherein at le...
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WO/2004/050303A1 |
Disclosed herein is a block (10) including a block base (11) configured to support a lens (24) for surfacing or finishing, a cover retained to the base, and a formable material disposed between the base and the cover. Further disclosed h...
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WO/2004/050302A1 |
Disclosed herein is a holding device, which includesa volumetrically controllable material (10) and a volume controller in operable communication with that material. The volume controller is configured to subject the material to a condit...
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WO/2004/048034A1 |
The invention relates to a rotary tool (20) which is used to shape a form in a mineral material, e.g. a hard mineral material. The inventive tool consists of a body having a head (20a) disposed at the end thereof, said head comprising an...
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WO/2004/048031A2 |
End effectors are provided for performing surface lapping using a robot. The end effectors allow orthogonal surface contact in order to maintain optimum pressure applied by the robot. The end effectors include a base, a plate having a pl...
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WO/2004/048037A2 |
End effectors are provided for performing surface lapping using a robot. The end effectors allow orthogonal surface contact in order to maintain optimum pressure applied by the robot. One or more end effectors include a base, a plate, a ...
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WO/2004/045836A1 |
A system and method of processing an item at least partially formed of a hydrophilic material to reduce the item's protein affinity. The system and method prevent or greatly reduce the formation of insoluble ionic materials in or on the ...
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WO/2004/043647A1 |
An apparatus (10) for wafer grinding includes sensors (38) and a spectral analyzer to perform a spectral analysis of light received by the sensors (38) during grinding of a semiconductor wafer (12). Based on the spectral analysis, the gr...
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WO/2004/037489A2 |
The invention relates to a method and a device for producing optical glasses (50). Said glasses (50) are polished and signed, following a shaping process. The polishing and signing steps are carried out in a common manufacturing cell (40...
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WO/2004/037506A1 |
A scrub washing method, wherein a self-washing step for washing an elastic polishing body (230) itself by deforming the elastic polishing body (230) by pressing the elastic polishing body (230) against a pressing part (220) while supplyi...
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WO/2004/030863A1 |
Disclosed is a method for machining a blank or semi-finished product (1) of a future optical element, particularly an eyeglass lens, according to which the blank or semi-finished product (1) is retained by a receiving device (3) on a sur...
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WO/2004/018151A1 |
The invention concerns a method and a device for shaping plastic optical lenses (10) by chip removal. The invention is characterized in that the chips are removed by turning. Moreover, the location at which the chip is to be removed on t...
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WO/2004/015482A2 |
The invention relates to a method for receiving or blocking optical lenses and especially lenses for glasses for other machining steps, such as the machining of a surface which is not finished and/or the machining of the edge of the lens...
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WO/2004/002678A1 |
The invention relates to a method and device for manually aligning ophthalmic spectacle lenses (5), particularly of semifinished products of progressive lenses. The invention provides that, for shaping the free side of the spectacle lens...
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WO/2004/002682A1 |
A method for polishing targeted areas (132) of an IOL (32) while leaving other areas unpolished such as sharp posterior edges designed to inhibit PCO. In the preferred embodiment, the polishing method utilizes a stream of polishing agent...
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WO/2004/002679A1 |
A mask for removably covering an IOL to protect a sharp peripheral edge of the IOL optic during polishing.
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WO/2003/101666A2 |
A high bandwidth rotary fast tool servo (40) provides tool motion in a direction nominally parallel to the surface-normal of a workpiece (50) at the point of contact between the cutting tool (44) and workpiece. Three or more flexure blad...
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WO/2003/092957A1 |
The glasses lens polishing method of the invention is a method for polishing the outer periphery of a glasses lens by fixing the glasses lens in a polishing device by holding it between fixing functional sections installed at the front e...
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