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    • 4. 发明申请
    • DEVICE AND METHOD FOR RAY TRACING WAVE FRONT CONJUGATED ABERROMETRY
    • 用于射线追踪波前共轭焦度的装置和方法
    • WO2010122430A2
    • 2010-10-28
    • PCT/IB2010001186
    • 2010-04-23
    • MOLEBNY VASYL
    • MOLEBNY VASYL
    • A61B3/10
    • A61B3/1015
    • Two stages of ray tracing aberrometry include preliminary stage of measurement with probing beams successively entering the eye in parallel to the optical axis and the main stage of measurement with probing beams successively entering the same points of the eye but tilted in the way to compensate for the refraction variations over the entrance aperture measured in the preliminary stage. The main stage of measurement may be implemented in the combination of units, one compensating for defocus another compensating for higher order aberrations. In one embodiment, the probing channel contains two two-coordinate acousto-optic deflectors with a collimating lens between them. The procedure of main stage of measurement may be iteratively repeated until the wave front conjugation is achieved with a prescribed accuracy.
    • 射线追踪像差测量的两个阶段包括初始阶段的测量,探测光束连续地平行于光轴进入眼睛,并且主要阶段的测量光束连续地进入眼睛的相同点但是倾斜以补偿 在初始阶段测量的入口孔径上的折射变化。 测量的主要阶段可以在单元的组合中实现,一个补偿散焦,另一个补偿更高阶的像差。 在一个实施例中,探测通道包含两个在它们之间具有准直透镜的双坐标声光偏转器。 主要测量阶段的过程可以迭代重复,直到以规定的精度实现波前共轭。
    • 5. 发明申请
    • METHOD OF MEASUREMENT OF WAVE ABERRATIONS OF AN EYE AND DEVICE FOR PERFORMING THE SAME
    • 测量眼睛波浪的方法和用于执行眼睛的装置
    • WO2003028548A2
    • 2003-04-10
    • PCT/IB2002/004016
    • 2002-10-01
    • MOLEBNY, Vasyl
    • MOLEBNY, Vasyl
    • A61B3/00
    • A61B3/1015
    • Measurement of wave abberations of eye is performed by probing the eye with a narrow beam of laser radiation and measuring the wave front tilts in subapertures of radiation, exiting back from the eye, by of a Hartman-Shack senor. In the process of measurements, dosed tilts are introduced into the wave, repeated several times with varied tilts of the beam as a whole during each subsequentmeasurement, and the reconstruction of the wave front is performed in accordance with the data obtained in all angular positions of the beam. The device for measurement includes a probing channel, a measuring channel and a channel of positioning. For controlling the wave front, a unit of dosed tilting of the wave front is introduced, based on the acousto-optic deflector, in the first embodiment - in the measuring channel, and in the second embodiment - in the probing channel. A wider dynamic range of measured wave aberrations of the human eye is achieved.
    • 通过用窄光束的激光辐射探测眼睛并通过Hartman-Shack传感器测量在从眼睛返回的辐射的子孔径中的波前倾斜来进行眼睛的波浪抑制的测量。 在测量过程中,在随后的每个测量过程中,将波形引入到波中,重复多次,整个波束倾斜不变,根据在所有角位置中获得的数据进行波前重建 梁。 测量装置包括探测通道,测量通道和定位通道。 为了控制波前,基于声光偏转器,在第一实施例中,在测量通道中以及在第二实施例中,在探测通道中引入波前倾斜的单位。 实现了人眼测量的波像差的更广的动态范围。
    • 6. 发明申请
    • Method for measuring the wave aberrations of the eye
    • 测量眼睛波像差的方法
    • US20060170868A1
    • 2006-08-03
    • US10530132
    • 2003-10-06
    • Sergiy MolebnyMolebny VasylLaster LaMar
    • Sergiy MolebnyMolebny VasylLaster LaMar
    • A61B3/10A61B3/00
    • A61B3/1015
    • The invention relates to medical instrumentation, in particular to diagnostic measuring devices, and can be applied, for example, for high-accuracy vision correction. This method uses probing the eye with a thin laser beam, detecting the radiation scattered by retina, measuring the wave front tilt in the form of first partial derivatives along the coordinates in a discrete set of the pupil points with known coordinates, approximating the wave front from said data as functions of pupil coordinates and calculating the wave aberrations of the eye. Partial derivatives are determined in any point of the pupil by means of spline approximation using the values in a discrete number of points, in which the wave front tilts are measured. This set of points can be located along concentric circles or along one of the orthogonal axes. The wave front is reconstructed using numerical integration along the radii with the initial integration point in the center of the pupil. The wave aberrations are calculated on base of wave front data reconstructed in the form of splines.
    • 本发明涉及医疗仪器,特别涉及诊断测量装置,并且可以应用于例如高精度视力矫正。 该方法使用细激光束探测眼睛,检测由视网膜散射的辐射,以具有已知坐标的瞳孔点的离散组中的坐标测量以第一偏导数形式的波前倾斜,近似波前 从所述数据作为瞳孔坐标的函数并计算眼睛的波像差。 通过使用离散数量的点中的值进行样条逼近,在瞳孔的任何点处确定部分导数,其中测量波前倾斜。 这组点可以沿同心圆或正交轴之一定位。 使用沿着半径的数字积分来重建波前,其初始积分点在瞳孔的中心。 基于以样条形式重构的波前数据计算波像差。
    • 7. 发明公开
    • DEVICE AND METHOD FOR RAY TRACING WAVE FRONT CONJUGATED ABERROMETRY
    • 用于射线追踪波前共轭焦度的装置和方法
    • EP2421428A2
    • 2012-02-29
    • EP10766723.0
    • 2010-04-23
    • Molebny, Vasyl
    • Molebny, Vasyl
    • A61B3/10
    • A61B3/1015
    • Two stages of ray tracing aberrometry include preliminary stage of measurement with probing beams successively entering the eye in parallel to the optical axis and the main stage of measurement with probing beams successively entering the same points of the eye but tilted in the way to compensate for the refraction variations over the entrance aperture measured in the preliminary stage. The main stage of measurement may be implemented in the combination of units, one compensating for defocus another compensating for higher order aberrations. In one embodiment, the probing channel contains two two-coordinate acousto-optic deflectors with a collimating lens between them. The procedure of main stage of measurement may be iteratively repeated until the wave front conjugation is achieved with a prescribed accuracy.
    • 射线追踪像差测量的两个阶段包括初始阶段的测量,探测光束连续地平行于光轴进入眼睛,并且主要阶段的测量光束连续地进入眼睛的相同点但是倾斜以补偿 在初始阶段测量的入口孔径上的折射变化。 测量的主要阶段可以在单元的组合中实现,一个补偿散焦,另一个补偿更高阶的像差。 在一个实施例中,探测通道包含两个在它们之间具有准直透镜的双坐标声光偏转器。 主要测量阶段的过程可以迭代重复,直到以规定的精度实现波前共轭。
    • 10. 发明申请
    • METHOD FOR DETERMINING CLINICAL REFRACTION OF EYE FROM OBJECTIVE SOURCE
    • 用于确定目标来源的眼睛临床反射的方法
    • WO2002083078A2
    • 2002-10-24
    • PCT/US2002/012141
    • 2002-04-16
    • TRACEY TECHNOLOGIES, LLCWAKIL, YoussefMOLEBNY, VasylMOLEBNY, SergiyPALLIKARIS, Ioannis
    • WAKIL, YoussefMOLEBNY, VasylMOLEBNY, SergiyPALLIKARIS, Ioannis
    • A61K
    • A61B3/107A61B3/022A61B3/1015
    • A method of measuring eye refraction to achieve desired quality according to a selected vision characteristics comprising the steps of selecting a characteristic of vision to correlate to the desired quality of vision from a group of vision characteristics comprising acuity, Strehl ratio, contrast sensitivity, night vision, day vision, and depth of focus. dynamic refraction over a period of time during focus accommodation, and dynamic refraction over a period of time during pupil constriction and dilation; using wavefront aberration measurements to objectively measure the state of the eye refraction that defines the desired vision characteristic; and expressing the measured state of refraction with a mathematical function to enable correction of the pre-selected vision characteristic to achieve the desired quality of vision. The mathematical function of expression may be a Zernike polynomial having both second order and higher order terms or a function determined by spline mathematical calculations. The pre-selected desired vision characteristics may be determined using ray tracing technology.
    • 一种测量眼睛折射以根据所选择的视觉特征实现期望质量的方法,包括以下步骤:从包括敏锐度,Strehl比,对比敏感度,夜视的视觉特征组中选择视觉特征与期望的视力相关 ,日间视力和焦点深度。 在聚焦住宿期间的一段时间内的动态折射,以及在瞳孔收缩和扩张期间的一段时间内的动态折射; 使用波前像差测量来客观地测量定义所需视觉特征的眼睛折射状态; 并用数学函数表达测量的折射状态,以使得能够校正预先选择的视觉特征以实现期望的视觉质量。 表达式的数学函数可以是具有二阶和高阶项的Zernike多项式或由样条数学计算确定的函数。 可以使用光线跟踪技术来确定预先选择的期望视觉特征。