Rodenstock Gmbh

Optische Werke G. Rodenstock

Andrea Welk

Helmut Altheimer

Gregor Esser

Walter Haimerl

Wolfgang Becken

Edda Wehner

Peter Baumbach

Herbert Pfeiffer

Martin Zimmermann

Dietmar Uttenweiler

Rainer Dorsch

Anne Seidemann

Jochen Brosig

Winfried Nikolaus

Werner Mueller

Adam Muschielok

Martin Zimmerman

Norbert Awrath

Stephan Trumm

Ilka Schwarz

Stephan Haser

Peter Seitz

Rainer Sessner

Yohann Bénard

Martin Wechs

Robert Kaster

Nadine Jung

Katrin Nicke

Wolfgang Hauk

Kerstin Schmid

Herbert Zinner

Werner Müller

Robert Bichler

Leonhard Schmid

Hans-Peter Sommer

Michael Voegt

Hans Stetter

Christina Butz

Walter Haimeri

Matthias Nähring

Norbet Awrath

Yohann BÉNARD

Matthias NÄHRING

Georg Esser

A spectacle lens for a spectacle frame having a first spectacle lens area and a second spectacle lens area. The first spectacle lens area is more strongly colored than the second spectacle lens area. The spectacle lens is phototropic at least in the second spectacle lens area.

Eyeglass lens, use of an eyeglass lens, and process for manufacturing an eyeglass lens

A computer-implemented method, including: capturing a nominal refractive power and/or a nominal astigmatism in a near reference point of the lens, determining a corrective value of the vertical or horizontal prism in the near reference point of the lens; modifying the nominal refractive power and/or the nominal astigmatism in the near reference point on the basis of the corrective value of the vertical or horizontal prism of the lens; determining a continuous course of the nominal refractive power or the nominal astigmatism along the main line of the lens on the basis of the modified refractive power and/or nominal astigmatism in the near reference point; and calculating or optimizing the lens on the basis of the modified nominal refractive power and/or nominal astigmatism in the near reference point and the determined course of the nominal refractive power and/or the nominal astigmatism along the main line.

Method for taking into consideration different long-distance and short-distance prismatic corrections

A computer-implemented method for calculating or assessing a spectacles lens for an eye of a spectacles wearer. The method includes (a) providing an association of at least one imaging property or aberration of a spectacle lens system with the vision of the spectacles wearer, or of an average spectacles wearer, when observing an object through the spectacles lens system; (b) determining or prescribing a target function for the spectacles lens to be calculated or assessed, in which the association from step (a) is to be evaluated; and (c) calculating or assessing the spectacles lens to be calculated or assessed by evaluating the target function, wherein the target function is evaluated at least once.

Optimizing a spectacle lens taking account of a vision model

Adjustment of an eyeglass lens or a pair of eyeglasses by means of an individual brightness-dependent centering of an eyeglass lens. In particular, a method for adjusting an individual eyeglass lens for at least one eye of an eyeglass wearer, including: defining an individual usage situation which comprises at least one target brightness value for the light to be captured by the at least one eye; determining a position of the pupil in at least one direction of view of the at least one eye which occurs or is expected at the at least one target brightness value; determining a reference point of the eyeglass lens, in which the eyeglass lens effects a required correction of individual refraction data for the at least one direction of view; on the basis of the determined individual value of the pupil position, providing and arranging the eyeglass lens in such a manner that the at least one reference point of the eyeglass lens is arranged in front of the at least one eye of the eyeglass wearer.

Brightness-dependent adjustment of a spectacle lens

Adjustment of an eyeglass lens or a pair of eyeglasses by means of an individual brightness-dependent centering of an eyeglass lens. In particular, a method for adjusting an individual eyeglass lens for at least one eye of an eyeglass wearer. The method includes defining an individual usage situation which includes at least one target brightness value for the light to be captured by the at least one eye; determining a position of the pupil in at least one direction of view of the at least one eye which occurs or is expected at the at least one target brightness value; determining a reference point of the eyeglass lens, in which the eyeglass lens effects a required correction of individual refraction data for the at least one direction of view; on the basis of the determined individual value of the pupil position, providing and arranging the eyeglass lens in such a manner that the at least one reference point of the eyeglass lens is arranged in front of the at least one eye of the eyeglass wearer.

Method for optimization of a progressive spectacle lens, including: defining a starting nominal astigmatism distribution for the spectacle lens; determining a transformed nominal astigmatism distribution and optimizing the spectacle lens on the basis of the transformed nominal astigmatism distribution, wherein the determination of a transformed nominal astigmatism distribution comprises multiplication of the maximum temporal nominal astigmatism of the starting nominal astigmatism distribution by a factor k as a result of which a modified maximum temporal astigmatism is obtained, wherein k is a function of a prescription value, and/or at least of one parameter of the spectacle lens or of the arrangement thereof in front of the eyes, and transformation of the starting nominal astigmatism distribution on the basis of the modified maximum temporal astigmatism.

Prescription-dependent and individualization-dependent modification of the temporal peripheral nominal astigmatism and adaptation of the object distance function to changed object distances for near and far vision

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.

Controlling designs using a polygonal design

The determination of objective refraction data for an eye of a spectacle wearer, wherein based on measured data for the eye of the spectacle wearer, which determine at least one first set of Zernike coefficients of a wave front aberration for a long accommodation and a second set of Zernike coefficients of a wave front aberration for a short accommodation of the eye, objective refraction data for sphere (Sph), cylinder (Cyl) and axis position (Axis) of the eye for close viewing is determined such that the objective refraction data satisfies equations for a corrected power vector Pfor near viewing, wherein said corrected power vector Pcorresponds, based on a difference between a first power vector and a second power vector  when &#x394;M&#x3e;A; and when &#x394;M&#x2266;A,wherein is the spherical equivalent of a predetermined object distance d for close viewing.

Universal objective refraction

Method for optimization of a progressive spectacle lens, which method comprises: defining a starting nominal astigmatism distribution for the spectacle lens; determining a transformed nominal astigmatism distribution and optimizing the spectacle lens on the basis of the transformed nominal astigmatism distribution, wherein the determination of a transformed nominal astigmatism distribution comprises multiplication of the maximum temporal nominal astigmatism of the starting nominal astigmatism distribution by a factor k as a result of which a modified maximum temporal astigmatism is obtained, wherein k is a function of a prescription value, and/or at least of one parameter of the spectacle lens or of the arrangement thereof in front of the eyes, and transformation of the starting nominal astigmatism distribution on the basis of the modified maximum temporal astigmatism.

Prescription-dependent and individualization-dependent modification of the temporal peripheral nominal astigmatism and adaption of the object distance function to changed object distances for near and/or far vision

Optimization and production of a spectacle lens for a specific wearing situation for correcting at least one astigmatic refraction of an eye of a spectacles wearer, which in a reference viewing direction of the eye has a cylinder reference value and a cylinder reference axis, comprising: specifying an object distance for at least one evaluation point of the spectacle lens; determining a transformed astigmatic refraction for the at least one evaluation point of the spectacle lens from the cylinder reference value and the cylinder reference axis depending on the specified object distance; and optimizing the spectacle lens such that for the at least one evaluation point a correction of the transformed astigmatic refraction by the spectacle lens in the specific wearing situation is taken into consideration, wherein determining the transformed astigmatic refraction comprises determining a transformed cylinder value and/or a transformed cylinder axis depending on the specified object distance.

Method for calculating a spectacle lens with improved near zone

Optimizing a spectacle lens by: of the prescription on the object distance A,

Method for calculating a spectacle lens using viewing angle-dependent prescription data

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)}=(u,y). The method and apparatus transform the starting design by shifting the first control point {right arrow over (r)}=(u,y) 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)}'(u&#x2032;,y&#x2032;); and calculating a target astigmatism distribution A(u,y), which exhibits the modified base target isoastigmatism line. Furthermore, the method and apparatus are provided to create the spectacle lens on the basis of the progressive spectacle lens design.

Automatic modification of a progressive lens design

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 &#x3b1;in a reference direction of sight &#x2212;eof the first eye. According to the method and apparatus, a primary direction of sight &#x2212;eof the first eye for at least one primary evaluation point iof the first spectacle lens is determined and a corresponding primary direction of sight &#x2212;eof a second eye of the spectacle wearer that corresponds to the primary direction of sight &#x2212;eof the first eye in the specific situation of wear is also determined. Furthermore, a first primary merit function for at least one surface of the first spectacle lens is minimized, in which the first primary merit function for the at least one primary evaluation point iof the first spectacle lens takes into account a correction of a first primary transformed astigmatic refraction by the first spectacle lens in the specific situation of wear such that the first primary transformed astigmatic refraction depends on the corresponding primary direction of sight &#x2212;eof the second eye.

Optimization and production of an eyeglass lens for correcting an astigmatic refraction

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.

Method for determining far and near reference points

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.

Glasses lens comprising a carrying edge

Growing community of inventors

Munich, Germany

Andrea Welk