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    • 2. 发明授权
    • Multifocal spectacle lens
    • 多焦点眼镜
    • US5784144A
    • 1998-07-21
    • US818778
    • 1997-03-14
    • Gerhard KelchHans LahresKonrad SaurHelmut Wietschorke
    • Gerhard KelchHans LahresKonrad SaurHelmut Wietschorke
    • G02C7/02G02C7/06
    • G02C7/065G02C7/06G02C7/061
    • A multifocal spectacle lens has two optically effective surfaces with powers in the far reference point from -4.0 dpt to +4.0 dpt in the stronger principal section. The spectacle lens has cylinders from 0.0 dpt to 4.0 dpt and an addition of 1.00 dpt to 3.00 dpt. The multifocal area is at least aspherical and can be differentiated continuously at least twice and is not axial symmetrical. The multifocal surface includes a far vision zone, a near vision zone and a progression zone lying between the near and far vision zones. The lens body is configured to incorporate a plurality of features within an elliptical region on the surface of the lens body extending 50 mm measured horizontally and 40 mm measured vertically from the measurement point. These features are all satisfied together within the elliptical region. One of the features is that the near-reference point is at most 21 mm perpendicularly below the far-reference point and displaced by about 2.5 mm toward the edge. Also, a principal viewing line interconnects the far-vision zone and the near-vision zone and the principal viewing line defines a curve swung toward the edge more or less in dependence upon the dioptric power of the far-vision zone and the addition. A predetermined region is formed in the progression zone on both sides of the principal viewing line wherein astigmatic deviation is less than 0.75 dpt.
    • 多焦点眼镜镜片具有两个光学有效表面,其在远的参考点处的功率在-4.0dpt至+4.0dpt的较强的主要部分中。 眼镜镜片具有从0.0 dpt到4.0 dpt的气瓶,加上1.00 dpt至3.00 dpt。 多焦点区域至少是非球面的,并且可以连续地区分至少两次并且不是轴对称的。 多焦点表面包括远视区,近视区和位于远视区之间的进展区。 透镜体被配置为在透镜主体的表面上的椭圆形区域内并入多个特征,该透镜体在水平方向上延伸50mm,从测量点垂直测量40mm。 这些特征在椭圆形区域内都是一致的。 其中一个特征是近参考点垂直于远参考点下方至多21毫米,朝向边缘移位约2.5毫米。 此外,主观察线将远视区域和近视区域相互连接,并且主观察线路根据远视区域的视度和加法来定义朝向边缘或多或少地摆动的曲线。 在主视线的两侧的进行区域中形成预定区域,其中散光偏差小于0.75dpt。
    • 6. 发明申请
    • METHOD FOR OPTIMIZING A SPECTACLE LENS FOR THE WAVEFRONT ABERRATIONS OF AN EYE AND LENS
    • 用于优化眼睛和镜片波形的镜片的方法
    • US20110255052A1
    • 2011-10-20
    • US12763716
    • 2010-04-20
    • Darryl MEISTERTimo KratzerJesús Miguel Cabeza GuillénRay Steven SprattMarkus WelscherGerhard KelchHelmut Wietschorke
    • Darryl MEISTERTimo KratzerJesús Miguel Cabeza GuillénRay Steven SprattMarkus WelscherGerhard KelchHelmut Wietschorke
    • G02C7/02
    • G02C7/061G02C7/024G02C7/025G02C2202/22
    • The current invention is directed to a method for designing an ophthalmic lens element, the method comprising the steps of determining a wavefront aberration of an eye in a reference plane, wherein the wavefront aberration of the eye can be described by a first series of polynomials of ascending order up to a first specific order and corresponding first coefficients; and determining a first vision correction of a second specific order to obtain an adapted ophthalmic lens element; determining at least one specified point over an aperture of the adapted ophthalmic lens element; determining a high-order wavefront aberration in the reference plane for each specified point of the adapted ophthalmic lens element, wherein the high-order wavefront aberration can be described by a third series of polynomials of ascending order above the second specific order up to and including the first specific order and corresponding third coefficients; determining a second vision correction of the second specific order for each of the specified points to obtain an optimized ophthalmic lens element based on the first vision correction up to and including the second specific order and based on combined first and third coefficients above the second specific order and up to and including the first specific order. Further, the current invention is directed to a method for manufacturing an ophthalmic lens element, a computer program product and a system for carrying out the methods.
    • 本发明涉及一种用于设计眼科镜片元件的方法,所述方法包括以下步骤:确定眼睛在参考平面中的波前像差,其中眼睛的波前像差可以通过第一系列多项式来描述 升序到第一特定顺序和对应的第一系数; 以及确定第二特定顺序的第一视力校正以获得适配的眼科镜片元件; 确定经过适配的眼科镜片元件的孔的至少一个指定点; 为所述适合的眼科镜片元件的每个特定点确定所述参考平面中的高阶波前像差,其中所述高阶波前像差可以通过高于所述第二特定顺序的升序的第三系列多项式来描述,并且包括 第一个具体顺序和相应的第三个系数; 确定每个指定点的第二特定顺序的第二视力校正,以基于第一视觉矫正直到并包括第二特定顺序并且基于高于第二特定顺序的组合的第一和第三系数来获得优化的眼科镜片元件 并且包括第一个具体的顺序。 此外,本发明涉及一种用于制造眼科镜片元件的方法,计算机程序产品和用于执行该方法的系统。
    • 8. 发明授权
    • Method for the manufacture of a spectacle lens, spectacle lens and spectacle lens family
    • 眼镜镜片,眼镜镜片和眼镜镜片系列的制造方法
    • US06709106B2
    • 2004-03-23
    • US09841886
    • 2001-04-24
    • Gerhard KelchHelmut Wietschorke
    • Gerhard KelchHelmut Wietschorke
    • G02C706
    • G02C7/065G02C7/027G02C7/061G02C7/068
    • This disclosure relates to a spectacle lens family and methods of manufacturing the same, which in one embodiment has a multifocal property such that along a line between a far-vision reference point and a near-vision reference point spaced apart therefrom a mean spherical power changes continuously from a first value at the far-vision reference point to a second value at the near-vision reference point, wherein the spectacle lenses of the spectacle lens family each exhibit the same difference between the first value and the second value and nominal dioptric powers which are different from one another, wherein the shape of a first lens surface of the spectacle lenses is formed of a sphere and/or a torus to obtain the respective nominal dioptric power, wherein the spectacle lenses of the spectacle lens family have a basic shape of a second lens surface of the spectacle lens in common which provides the multifocal property, and wherein the shape of the second lens surface of each spectacle lens of the spectacle lens family deviates from said basic shape dependent on the respective nominal dioptric power to obtain, with different nominal dioptric powers of different spectacle lenses, a substantially similar distribution of the spherical and astigmatic aberrations in the field of view which are given by the multifocal property.
    • 本发明涉及一种眼镜镜片系列及其制造方法,其在一个实施例中具有多焦点特性,使得沿着远视参考点与其间隔开的近视参考点之间的线,平均球面光焦度改变 连续地从远视觉参考点处的第一值连续到近视觉参考点处的第二值,其中眼镜镜片系列的眼镜镜片在第一值和第二值之间显示相同的差异,并且标称度数 它们彼此不同,其中眼镜片的第一透镜表面的形状由球体和/或环面形成以获得各自的标称度数,其中眼镜镜片系列的眼镜镜片具有基本形状 的眼镜片的第二透镜表面,其提供多焦点特性,并且其中每个光栅的第二透镜表面的形状 眼镜镜片家族的镜片根据相应的标称度数偏离所述基本形状,以获得具有不同眼镜片的不同的标称度数,在给定的视野范围内的球面像差和像散像差的基本相似的分布 由多灶属性。
    • 10. 发明授权
    • Arrangement with a spectacle lens having a changeable effect and method for setting the effect of a spectacle lens
    • 具有可变效果的眼镜镜片的布置和用于设定眼镜镜片的效果的方法
    • US08851677B2
    • 2014-10-07
    • US13331559
    • 2011-12-20
    • Simone LiebichGerhard Kelch
    • Simone LiebichGerhard Kelch
    • A61B3/10G02C7/08
    • G02C7/08G02C7/083
    • The invention relates to an arrangement with a spectacle lens having a changeable optical effect and with an effect-setting apparatus for setting the optical effect of the spectacle lens on the basis of intended-setting data. A memory apparatus stores first intended-setting data for setting a first predetermined optical intended effect, which was established from a first refraction measurement on an eye of a spectacles wearer for whom the spectacle lens is destined, and for storing second intended-setting data for setting a second predetermined optical intended effect, which was established from a second refraction measurement on the eye, and also a supply apparatus for supplying the first intended-setting data or the second intended-setting data to the effect-setting apparatus.
    • 本发明涉及一种具有可变光学效果的眼镜镜片的装置,以及用于根据预期设定数据设定眼镜镜片的光学效果的效果设定装置。 存储装置存储用于设定第一预定光学意图效果的第一预期设定数据,该第一预定光学效果是从眼镜镜头目标的眼镜佩戴者的眼睛上的第一折射测量建立的,并且用于存储第二预定设置数据 设置从眼睛上的第二折射测量建立的第二预定光学预期效果,以及用于将第一预期设定数据或第二预期设定数据提供给效果设定装置的供给装置。