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    • 2. 发明授权
    • Monofocal ophthalmic lens having two aspherical surfaces
    • 单焦点眼科镜片具有两个非球面
    • US06231182B1
    • 2001-05-15
    • US09469618
    • 1999-12-22
    • Gunther GuilinoHerbert PfeifferWalter HaimerlHelmut AltheimerGregor Esser
    • Gunther GuilinoHerbert PfeifferWalter HaimerlHelmut AltheimerGregor Esser
    • G02C702
    • G02C7/02
    • A monofocal ophthalmic lens having a front and a rear surface, each of which is aspherical, of which at least one surface has identical radii of principle curvature in the apex. The average surface refracting power of at least one of the front and rear surfaces is defined by the formula: Bf=(n−1)/2*(1/R1+1/R2) wherein n: is the refractive index of the lens medium, R1: is the radius of principle curvature 2 in a point of at least one of the front and rear surfaces in a first principle plane, and R2: is the radius of principle curvature 2 in the point of the at least one in the front and rear surfaces in a second principle plane, and wherein the average surface refracting power of points on the at least one of the front and rear surfaces is the function of the distance h at constant azimuthal angle of &OHgr; of each point from the apex, and the function includes an extreme value and/or a value 0.
    • 具有前表面和后表面的单焦点眼科镜片,每一个都是非球面的,其中至少一个表面在顶点具有相同的原理曲率半径。 前表面和后表面中的至少一个的平均表面折射力由下式定义:其中n:是透镜介质的折射率,R1是主曲率2的半径,至少在 在第一主平面中的前表面和后表面,R2是在第二主平面中的前表面和后表面中的至少一个点中的主曲率2的半径,并且其中在点处的平均表面折射力 前表面和后表面中的至少一个是来自顶点的每个点的OMEGA的恒定方位角的距离h的函数,并且该函数包括极值和/或值0。
    • 3. 发明授权
    • Ophthalmic lens having an astigmatic effect
    • 具有散光效果的眼科镜片
    • US5920372A
    • 1999-07-06
    • US821344
    • 1997-03-20
    • Gunther GuilinoHerbert PfeifferHelmut AltheimerRudolf Barth
    • Gunther GuilinoHerbert PfeifferHelmut AltheimerRudolf Barth
    • G02C7/02G02C7/06
    • G02C7/068G02C7/061
    • An ophthalmic lens in which one surface is provided with at least one region, in which the refracting power is practically constant except for aspherical corrections, and at least one transition region which is adjacent to the region having practically constant surface refracting power, and in which the surface refracting power increases or decreases continuously, and the other surface is provided with an astigmatic effect. The orientation of the surface having an astigmatic effect relative to the surface having continuous refracting power change is dependent on the position of the axis of the astigmatism of the eye. The surface having an astigmatic effect deviates from the toric shape and is independent of the orientation of the surface relative to the surface having continuous refracting power change which is a surface optimized for the axial position of 0.degree..
    • 一种眼镜片,其中一个表面设置有除了非球面校正之外折射力实际上恒定的至少一个区域以及与实际上具有恒定的表面折射能力的区域相邻的至少一个过渡区域,其中 表面折射力连续增大或减小,另一面具有散光效果。 具有相对于具有连续屈光力变化的表面的散光效果的表面的取向取决于眼睛散光轴的位置。 具有散光效应的表面偏离复曲面形状,并且独立于表面相对于具有连续折射力变化的表面的取向,该折射功率变化是针对0°的轴向位置优化的表面。
    • 6. 发明授权
    • Progressive ophthalmic lens
    • 渐进式眼科镜片
    • US5042936A
    • 1991-08-27
    • US391580
    • 1989-07-14
    • Gunther GuilinoHerbert PfeifferHelmut Altheimer
    • Gunther GuilinoHerbert PfeifferHelmut Altheimer
    • G02C7/06G02C7/02
    • G02C7/065G02C2202/12
    • A progressive ophthalmic lens comprising a distance portion, the refractive power of which being designed for distance vision, a reading portion, the refractive power of which being designed for near vision, and an intermediate portion, in which the refractive power along the main line of vision at least partially increases continuously from the refractive power of the distance portion to the reading portion. A refractive index of the lens material varies along the main line of vision at least in the intermediate portion so as to at least partially contribute to the increase in refractive power and correction of aberrations.
    • PCT No.PCT / DE88 / 00730 Sec。 371日期:1989年7月14日 102(e)日期1989年7月14日PCT提交1988年11月25日PCT公布。 出版物WO89 / 04986 日期:1989年6月1日。一种渐进式眼科镜片,其包括距离部分,其屈光力被设计用于远视力,读取部分,其屈光度被设计用于近视力,以及中间部分,其中 沿着主视线的折射力至少部分地从距离部分的屈光力到读取部分增加。 透镜材料的折射率至少在中间部分沿主视线变化,以便至少部分地有助于屈光力的增加和像差校正。
    • 8. 发明授权
    • Progressive power ophthalmic lens
    • 渐进式眼科镜片
    • US4315673A
    • 1982-02-16
    • US147267
    • 1980-05-05
    • Gunther GuilinoRudolf Barth
    • Gunther GuilinoRudolf Barth
    • G02B3/10G02C7/02G02C7/06
    • G02C7/065G02C7/061G02C2202/08
    • In the disclosed lens, one lens surface is divided into an upper distance-vision portion FT, a lower near-vision portion NT, and a varying or transitional region PB between the two other portions. In the upper distance-vision portion, the surface contains a far reference point B.sub.F and exhibits predetermined average distance-vision surface refractive powers D.sub.F. The lower near-vision portion contains a near-vision reference point B.sub.N and has predetermined average near-vision surface refractive powers D.sub.N. The transitional region exhibits average surface refractive powers D.sub.P which effect a smooth transition from the distance-vision portion to the near-vision portion. The surface is divided into a temporal portion and a nasal portion by a principal meridian M which forms an umbilical line.
    • 在所公开的透镜中,一个透镜表面被分成两个其它部分之间的上视距部分FT,下近视部分NT和变化或过渡区域PB。 在上部距离视觉部分中,表面包含远的参考点BF并且表现出预定的平均距离视力表面屈光度DF。 较低近视部分包含近视参考点BN并且具有预定的平均近视表面折光力DN。 过渡区域表现出平均的表面折射能力DP,其实现从距离视觉部分到近视觉部分的平滑过渡。 该表面由形成脐带线的主子午线M分成颞部和鼻部。
    • 10. 发明授权
    • Progressive power ophthalmic lens
    • 渐进式眼科镜片
    • US4946270A
    • 1990-08-07
    • US301751
    • 1989-01-11
    • Gunther GuilinoRudolf BarthHans Stetter
    • Gunther GuilinoRudolf BarthHans Stetter
    • G02C7/06G02C7/02
    • G02C7/065G02C7/024G02C7/061
    • A progressive power ophthalmic lens having at least one surface contributing to an increase in power from a distant portion via a progressive zone to a reading portion, radii of curvature of horizontal section curves of the at least one surface contributing to an increase in power and having horizontal planes as a function of the distance from the main meridian decrease in a front surface in the region of the main meridian in the distant portion and increase in the rear surface in the distant portion and decrease in the reading portion, and the course of change of the curvature .DELTA.rh-rh(x,y)-rh (0,y) reverses with increasing distance x from the main meridian.
    • PCT No.PCT / DE88 / 00286 Sec。 371日期:1989年1月11日 102(e)日期1989年1月11日PCT提交1988年5月14日PCT公布。 公开号WO88 / 08994 日期:1988年11月17日。一种渐进式眼科镜片,具有至少一个表面,其有助于从远处部分经由渐进区域到读取部分的功率增加,所述至少一个表面的水平截面曲线的曲率半径贡献 功率增加,并且具有水平面与远离主子午线区域的前表面的主子午线距离的距离的函数以及远处的后表面的增加以及读数的减小 部分,曲率变化的过程DELTA rh-rh(x,y)-rh(0,y)随着从主子午线的距离x的增加而反转。