Patents Assigned to Rodenstock GmbH
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Patent number: 8789946Abstract: The invention relates to a method, a system and a computer program product, in particular for designing or producing a lens having a prismatic effect, and to a lens having a prismatic effect. Said method consists of the following steps: individual data of the spectacle wearer is obtained, said individual user data comprising prismatic prescription data; the prismatic lens is designed taking into account the individual user data; centration data for the prismatic lens is determined in accordance with the prismatic prescription data.Type: GrantFiled: January 25, 2008Date of Patent: July 29, 2014Assignee: Rodenstock GmbHInventors: Helmut Altheimer, Gregor Esser, Wolfgang Becken
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Patent number: 8757800Abstract: The invention relates to a method, a computer program product and a system for designing or producing a spectacle lens for a spectacle wearer. Said method consists of the following steps: individual user data or application data of the spectacle wearer is obtained; the design concept for the spectacle lens having a plurality of evaluation points is determined; a main beam path through the plurality of evaluation points is determined; a local wavefront is specified for each of the main beams in the surroundings of the respective main beam; optical properties of the spectacle lens are determined on the evaluation points by determining an influence of the spectacle lens on the local wavefronts in the surroundings of the respective evaluation point; and the design concept is evaluated in accordance with the determined optical properties and the individual user data.Type: GrantFiled: January 25, 2008Date of Patent: June 24, 2014Assignee: Rodenstock GmbHInventors: Gregor Esser, Wolfgang Becken, Helmut Altheimer, Anne Seidemann, Dietmar Uttenweiler, Werner Mueller, Edda Wehner
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Publication number: 20130310556Abstract: The present invention relates to photochromic fused naphthopyrans having a benzene ring which is adjacent to the pyran oxygen and is linked to the para substituent via both meta positions, and to the use thereof in plastics of all types, in particular for ophthalmic purposes.Type: ApplicationFiled: December 21, 2011Publication date: November 21, 2013Applicant: Rodenstock GMBHInventors: Manfred Melzig, Yven Rohlfing, Udo Weigand
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Patent number: 8560285Abstract: A fast and efficient method for calculating or producing a spectacle lens design, as well as a method for manufacturing a spectacle lens according to the thus calculated spectacle lens design. Furthermore, a corresponding device is provided for manufacturing a spectacle lens, as well as corresponding computer program products and storage media.Type: GrantFiled: March 5, 2009Date of Patent: October 15, 2013Assignee: Rodenstock GmbHInventors: Helmut Altheimer, Wolfgang Becken, Robert Bichler, Gregor Esser, Martin Zimmermann, Jochen Brosig, Dietmar Uttenweiler
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Patent number: 8506084Abstract: The present invention relates in summary to a method for checking and/or determining user data of a spectacle lens user comprising providing subjective data of a spectacle lens user, wherein the subjective data comprise at least subjective refraction data, providing objective refraction data of the spectacle lens user, comparing at least one subset of the subjective refraction data with at least one subset of the objective refraction data and determining a comparison result, matching at least the subset of the subjective refraction data to the objective refraction data on the basis of the comparison result under the assumption that the comparison result fulfills at least one predetermined comparison condition, otherwise maintaining at least the subset of the subjective refraction data and/or providing a message containing the comparison result, and to a further method, a computer program product and two devices for checking and/or determining user data.Type: GrantFiled: July 14, 2008Date of Patent: August 13, 2013Assignee: Rodenstock GmbHInventors: Gregor Esser, Anne Seidemann, Wolfgang Becken, Edda Wehner, Helmut Altheimer, Werner Mueller, Dietmar Uttenweiler
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Patent number: 8506076Abstract: A method and system for producing a first spectacle lens for a specific situation of wear for correcting at least a first astigmatic refraction of a first eye of a wearer, which has a first cylinder reference axis ?0(1) in a reference direction of sight ?ez(1) of the first eye. According to the method and apparatus, a primary direction of sight ?e?(1,p) of the first eye for at least one primary evaluation point ib(1,p) of the first spectacle lens is determined and a corresponding primary direction of sight ?e?,k(2,p) of a second eye of the spectacle wearer that corresponds to the primary direction of sight ?e?(1,p) of the first eye in the specific situation of wear is also determined.Type: GrantFiled: November 12, 2009Date of Patent: August 13, 2013Assignee: Rodenstock GmbHInventors: Wolfgang Becken, Andrea Welk, Anne Seidemann, Gregor Esser, Helmut Altheimer, Dietmar Uttenweiler
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Patent number: 8494809Abstract: The invention relates to a method for computer-assisted evaluation of the performance of progressive lenses, specifically while taking into account individual parameters of a given eyeglass wearer, the individual parameters including at least personal prescription data, in particular, additional spherical, astigmatic, and/or prismatic power, and/or personal wearer data for the eyeglass wearer, in particular, forward inclination, horizontal frame inclination, corneal vertex distance, and/or interpupillary distance. The method includes the following steps: determining the individual parameters; calculating a total performance factor P in each case for at least two quality classes of progressive lenses as a function of the individual parameters, the total performance factor P being correlated with the quality of the monocular visual acuity and/or binocular visual impression; and outputting the calculated total performance factor P for the quality classes.Type: GrantFiled: July 20, 2006Date of Patent: July 23, 2013Assignee: Rodenstock GmbHInventors: Gregor Esser, Heejin Kim, Helmut Altheimer, Wolfgang Becken, Dietmar Uttenweiler
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Patent number: 8486312Abstract: The present invention relates to photochromic naphthopyrancs having a double-bridged terphenyl sub-unit, and to the use thereof in plastics of all types, particularly for ophthalmic purposes.Type: GrantFiled: April 29, 2009Date of Patent: July 16, 2013Assignee: Rodenstock GmbHInventors: Manfred Melzig, Yven Rohlfing, Udo Weigand
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Publication number: 20130027657Abstract: Optimizing a spectacle lens by: obtaining prescription or refraction data VA11 and VA12 of a wearer for at least two different object distances A11 and A12 (A11?A12), comprising data relating to a spherical power Sphv, a magnitude of an astigmatism CylV, and an astigmatism axis AxisV; specifying an object distance model A1(x, y), wherein A1 designates the object distance and (x, y) designates a visual spot or visual point of the spectacle lens in a predetermined direction of sight; specifying a function PRef=ƒ(A1), which describes the dependence of a power vector P Ref = ( M Ref J 0 Ref J 45 Ref ) = ( Sph V + Cyl V 2 - Cyl V 2 ? cos ? ? 2 ? ? Axis V J 45 Ref = - Cyl V 2 ? sin ? ? 2 ? ? Axis V ) of the prescription on the object distance A1, determining the components of the power vector PRef of the prescription in a plurality of visual points (x, y) on the basis of the object distance model A1(x,Type: ApplicationFiled: April 21, 2011Publication date: January 31, 2013Applicant: Rodenstock GmbHInventors: Gregor Esser, Helmut Altheimer, Wolfgang Becken, Andrea Welk, Dietmar Uttenweiler
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Patent number: 8356896Abstract: The invention relates to a method for specifying or determining the spatial position of a distance reference point and/or a near reference point of a progressive spectacle lens for correcting defective vision of a spectacle wearer. Said method consists of the following steps: individual data of the spectacle wearer is obtained; the individual vertical and/or the horizontal position of the distance reference point and/or the near reference point is determined or calculated in accordance with the determined individual data of the spectacle wearer.Type: GrantFiled: January 25, 2008Date of Patent: January 22, 2013Assignee: Rodenstock GmbHInventors: Gregor Esser, Nadine Jung, Katrin Nicke, Ilka Schwarz, Andrea Welk, Martin Zimmerman
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Patent number: 8303113Abstract: The invention relates to a method for producing a progressive spectacle lens and to a corresponding apparatus, a computer program product, a storage medium and to the use of a progressive spectacle lens. The invention also relates to a method for producing a progressive spectacle lens for correcting defective vision of a spectacle wearer, comprising the following steps: the vertical and/or the horizontal spatial position of a distance reference point and/or a near reference point is specified or determined in accordance with individual data of the spectacle wearer; the spectacle lens is optimized or calculated such that the required dioptric effect of the spectacle lens is obtained in the individually determined distance reference point and/or the near reference point.Type: GrantFiled: January 25, 2008Date of Patent: November 6, 2012Assignee: Rodenstock GmbHInventors: Gregor Esser, Helmut Altheimer, Wolfgang Becken, Robert Bichler, Anne Seidemann, Martin Zimmerman, Werner Mueller, Jochen Brosig, Dietmar Uttenweiler
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Publication number: 20120203368Abstract: A method, a system and a computer program product are provide for optimizing a spectacle lens for a wearer with a selectable quality grade. In particular, a set of individual parameters is determined for the wearer and a desired quality grade is identified. Depending the identified quality grade, the set of individual parameters is adapted and a surface of the spectacle lens is calculated based on the adapted set of individual parameters.Type: ApplicationFiled: February 8, 2011Publication date: August 9, 2012Applicant: Rodenstock GmbHInventors: Helmut Altheimer, Wolfgang Becken, Gregor Esser, Dietmar Uttenweiler, Martin Zimmermann
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Patent number: 8236716Abstract: The present invention relates to photochromic benzopyranobenzopyrans with additional fusion and to the use thereof in plastics of all types, in particular for ophthalmic purposes. The compounds according to the invention are photochromic benzopyran compounds which can also be regarded as derived from 9-oxa-9,10-dihydrophenanthrene.Type: GrantFiled: August 8, 2008Date of Patent: August 7, 2012Assignee: Rodenstock GmbHInventors: Manfred Melzig, Yven Rohlfing, Udo Weigand
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Patent number: 8182087Abstract: A method for producing a spectacle lens or a spectacle lens pair is provided according to the invention, comprising a calculation or optimization step of at least one of the surfaces of the spectacle lens in consideration of an anisometropia of the eyes of a spectacle wearer, the calculation or optimization step being performed in such a way that a target function is minimized. Furthermore, the invention relates to a computer program product, a storage medium, a device for performing the method, and a spectacle lens pair and its use for correcting an anisometropia of a spectacle wearer.Type: GrantFiled: June 22, 2007Date of Patent: May 22, 2012Assignee: Rodenstock GmbHInventors: Gregor Esser, Leonhard Schmid, Helmut Altheimer, Wolfgang Becken
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Patent number: 8177361Abstract: The invention relates particularly to a spectacle lens having a first and a second surface, wherein at least the first surface of the spectacle lens has a major portion zone and at least one prism zone. The major portion zone of the first surface, together with the opposing second surface of the spectacle lens, forms a major portion of the spectacle lens, which is designed for vision in at least a predetermined distance. The prism zone of the first surface, together with the opposing second surface of the spectacle lens, forms a prism portion, which is designed and arranged such that an optical image of a display is formed at a predetermined virtual distance in front of the eyes of the spectacle wearer. The invention further relates to spectacles, which comprise the spectacle lens, and to a method and apparatuses for calculating or optimizing and producing the spectacle lens.Type: GrantFiled: January 25, 2008Date of Patent: May 15, 2012Assignee: Rodenstock GmbHInventors: Rainer Sessner, Werner Mueller, Dietmar Uttenweiler, Edda Wehner
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Patent number: 8118425Abstract: A spectacle lens with an object-sided front face and an eye-sided rear face, wherein at last the rear face comprises a viewing region that contributes to the optical effect of the spectacle lens and a carrier rim region that at least partially surrounds the viewing region and that does not significantly contribute to the optical effect of the spectacle lens. The rear face of the spectacle lens in the carrier rim zone is constructed substantially from a cosmetic viewpoint without consideration of the optical image-forming properties. A method for producing this spectacle lens is also provided.Type: GrantFiled: February 21, 2005Date of Patent: February 21, 2012Assignee: Rodenstock GmbHInventors: Gregor Esser, Helmut Altheimer, Andrea Welk, Martin Zimmermann, Wolfgang Becken, Edda Wehner
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Publication number: 20120016645Abstract: A method and apparatus for creating a progressive spectacle lens design by transforming a starting design. The starting design is defined to include specifications for the course of a principal line and specification of at least one base target isoastigmatism line with a constant base target astigmatism, in which the base target isoastigmatism line passes through a first predetermined control point {right arrow over (r)}1=(u1,y1). The method and apparatus transform the starting design by shifting the first control point {right arrow over (r)}1=(u1,y1) along a predetermined or predeterminable curve, taking into account the design and/or the spectacle lens wearer-specific data; modifying the course of the base target isoastigmatism line such that it passes through the shifted first control point {right arrow over (r)}?1(u?1,y?1); and calculating a target astigmatism distribution A(u,y), which exhibits the modified base target isoastigmatism line.Type: ApplicationFiled: December 9, 2009Publication date: January 19, 2012Applicant: Rodenstock GmbhInventors: Helmut Altheimer, Wolfgang Becken, Gregor Esser, Dietmar Uttenweiler, Andrea Welk
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Publication number: 20120008090Abstract: A method and device for calculating design parameters of a design of a progressive spectacle lens on the basis of a predetermined design polygon. The design parameters are calculated by specifying a point within the design polygon, in which the specified point defines the progressive spectacle lens design, and then determining a value of each design parameter at the specified point by an interpolation of at least part of the predetermined values at the corner points and, optionally, of at least part of the predetermined values of the design parameter at the at least one additional point.Type: ApplicationFiled: January 22, 2010Publication date: January 12, 2012Applicant: Rodenstock GmbHInventors: Helmut Atheimer, Wolfgang Becken, Gregor Esser, Dietmar Uttenweiler, Andrea Welk, Jochen Brosig, Christina Butz, Nadine Jung, Katrin Nicke, Ilka Schwarz, Robert Bichler, Martin Zimmermann, Werner Mueller, Hans Stetter
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Publication number: 20120002161Abstract: A method and apparatus for creating a progressive spectacle lens design by transforming a starting design. The starting design is defined to include specification of a principal line, specifications for target astigmatism values A(u=0,y) along the principal line, and specifications for the course of a base target isoastigmatism line, which is described by a one-dimensional function of the form uG(y)=ƒ(y). The method and apparatus transform the starting design by modifying the course of the base target isoastigmatism line uG(y)?u?G(y), and calculating the target astigmatism values A(u,y) of the spectacle lens design by an interpolation between the target astigmatism values A(u=0,y) on the principal line and the target astigmatism values A(u?G(y),y) on the modified base target isoastigmatism line. Furthermore, the method and apparatus are provided to create the spectacle lens for the wearer on the basis of the progressive spectacle lens design.Type: ApplicationFiled: December 21, 2009Publication date: January 5, 2012Applicant: Rodenstock GmbHInventors: Helmut Altheimer, Wolfgang Becken, Gregor Esser, Dietmar Uttenweiler
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Publication number: 20110299032Abstract: A method and system for producing a first spectacle lens for a specific situation of wear for correcting at least a first astigmatic refraction of a first eye of a wearer, which has a first cylinder reference axis ?0(1) in a reference direction of sight ?ez(1) of the first eye. According to the method and apparatus, a primary direction of sight ?e?(1,p) of the first eye for at least one primary evaluation point ib(1,p) of the first spectacle lens is determined and a corresponding primary direction of sight ?e?,k(2,p) of a second eye of the spectacle wearer that corresponds to the primary direction of sight ?e?(1,p) of the first eye in the specific situation of wear is also determined.Type: ApplicationFiled: November 12, 2009Publication date: December 8, 2011Applicant: RODENSTOCK GMBHInventors: Wolfgang Becken, Andrea Welk, Anne Seidemann, Gregor Esser, Helmut Altheimer, Dietmar Uttenweiler