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| Number | Title | Issue Date |
| 8113658 | Ophthalmic diagnostic instrument A binocular wavefront measurement system for performing wavefront analysis on the eyes of a patient, the system comprising an optics system for providing an image to a first eye along a first optical path and an image to a second eye along a second optical path and ... | 02/14/2012 |
| 8079709 | Cornea shape measurement apparatus A cornea shape measurement apparatus outputs data useful for prescription as well as injection and installation of a TORIC-IOL. This apparatus includes: a projecting optical system projecting an index for measurement onto a cornea; an illuminating optical system ill... | 12/20/2011 |
| RE42782 | Method and device for synchronous mapping of the total refraction non-homogeneity of the eye and its refractive components An instrument for measuring aberration refraction of an eye is provided, having: a lens system defining an instrument optical axis and an alignment device for aligning the visual axis of the eye with the instrument optical axis. A light source produces a probing bea... | 10/04/2011 |
| 8020995 | Methods of obtaining ophthalmic lenses providing the eye with reduced aberrations The present invention discloses methods of obtaining ophthalmic lens capable of reducing the aberrations of the eye comprising the steps of characterizing at least one corneal surface as a mathematical model, calculating the resulting aberrations of said corneal sur... | 09/20/2011 |
| 7988291 | Intraoperative estimation of intraocular lens power Apparatus for performing intraocular implant surgery, including surgical apparatus for performing intraocular implant surgery, an autorefraction device associated with the surgical apparatus, wherein the autorefraction device is configured to perform autorefraction ... | 08/02/2011 |
| 7988290 | Systems and methods for measuring the shape and location of an object A system for determining the shape of an object and/or a distance of the object from the system includes a first plurality of light source, a second plurality of light sources, and a detector or detector array. The first plurality of light sources are disposed about... | 08/02/2011 |
| 7976163 | System and method for measuring corneal topography A system measures a corneal topography of an eye. The system includes a group of first light sources arranged around a central axis, the group being separated from the axis by a radial distance defining an aperture in the group; a plurality of second light sources; ... | 07/12/2011 |
| 7971997 | Apparatus for selecting an intraocular lens and a method of selecting the intraocular lens An intraocular lens selection apparatus and an intraocular lens selection method for selecting an intraocular lens to be implanted into an examinee's eye. The apparatus has an input unit which inputs corneal wavefront aberration of the eye, a memory which stores wav... | 07/05/2011 |
| 7967440 | System and method for characterizing corneal surfaces A system includes a light pattern generator having light spots for illuminating front and back surfaces of a cornea with polarized light; one or more detectors for receiving one or more of first spot images from light reflected off the front surface, and second spot... | 06/28/2011 |
| 7938537 | Continuous two-dimensional corneal topography target A two-dimensional reflection pattern suitable for corneal topography that uses sinusoidal profiles of both intensity and color values. The technique provides a more robust image processing due to the ability to apply digital band pass filters, continuous data for im... | 05/10/2011 |
| 7931371 | Systems and methods for wavefront reconstruction for aperture with arbitrary shape Systems, methods, and devices for determining an aberration in an optical tissue system of an eye are provided. Techniques include inputting optical data from the optical tissue system of the eye, where the optical data includes set of local gradients corresponding ... | 04/26/2011 |
| 7896497 | Corneal measurement apparatus having a segmented aperture and a method of using the same An apparatus for measuring a subject's cornea having a mask subsystem disposed in a path of light from the light source, the mask subsystem configured to produce a segmented slits of the light. ... | 03/01/2011 |
| 7887187 | Scaling zernike coefficients to smaller pupil sizes for refractive treatments Wavefront measurements of eyes are normally taken when the pupil is relatively large, and the results are often represented by a set of Zernike coefficients. Different sets of Zernike coefficients can be calculated to represent aberrations at smaller pupil sizes. Wh... | 02/15/2011 |
| 7866820 | Corneo-scleral topography system An advanced rasterstereography-based corneo-scleral topography (RCT) device includes an LED-based grid projection/illumination assembly, a grid image viewing assembly, and an optionally integratable front view camera assembly. The assemblies each include telephoto o... | 01/11/2011 |
| 7841720 | Methods of obtaining ophthalmic lenses providing the eye with reduced aberrations The present invention discloses methods of obtaining ophthalmic lens capable of reducing the aberrations of the eye comprising the steps of characterizing at least one corneal surface as a mathematical model, calculating the resulting aberrations of said corneal sur... | 11/30/2010 |
| 7841719 | Method and apparatus for determining the shape, distance and orientation of an object A method of determining the external three dimensional external contour of a curved object in one step, which produces and processes a single composite en-face OCT image (a C-scan), which involves generating and processing a set of two dimensional image contours of ... | 11/30/2010 |
| 7780293 | Automatic lens design and manufacturing system The present invention provides a method for designing and making a customized ophthalmic lens, such as a contact lens or an intraocular lens, capable of correcting high-order aberrations of an eye. The posterior surface of the customized contact lens is designed to ... | 08/24/2010 |
| 7780294 | Systems and methods for wavefront reconstruction for aperture with arbitrary shape Systems, methods, and devices for determining an aberration in an optical tissue system of an eye are provided. Techniques include inputting optical data from the optical tissue system of the eye, where the optical data includes set of local gradients corresponding ... | 08/24/2010 |
| 7775663 | Automatic lens design and manufacturing system The present invention provides a method for designing and making a customized ophthalmic lens, such as a contact lens or an intraocular lens, capable of correcting high-order aberrations of an eye. The posterior surface of the customized contact lens is designed to ... | 08/17/2010 |
| 7762667 | Automatic lens design and manufacturing system The present invention provides a method for designing and making a customized ophthalmic lens, such as a contact lens or an intraocular lens, capable of correcting high-order aberrations of an eye. The posterior surface of the customized contact lens is designed to ... | 07/27/2010 |
| 7740356 | Monochromatic multi-resolution corneal topography target A method to encode both high-resolution and low-resolution reflected features of a cornea to improve the measurements for reflection based corneal topography systems. The corneal topography reflective target provides for multiple resolutions of measurements to be ob... | 06/22/2010 |
| 7717562 | Scaling Zernike coefficients to smaller pupil sizes for refractive treatments Wavefront measurements of eyes are normally taken when the pupil is relatively large, and the results are often represented by a set of Zernike coefficients. Different sets of Zernike coefficients can be calculated to represent aberrations at smaller pupil sizes. Wh... | 05/18/2010 |
| 7708408 | Single-arm optical coherence tomography pachymetry system and method A single arm optical coherence tomography (OCT) pachymetry system and methods for measuring layers of the eye are disclosed. The system includes an artificial lens for positioning on the eye, a light source emitting a measurement light beam along an optical path pos... | 05/04/2010 |
| 7648240 | Ophthalmic apparatus An ophthalmic apparatus comprises a projection system in which a pattern member is provided with a predetermined pattern for measuring the shape of the cornea of an eye of a subject, the predetermined pattern is thereby projected on the cornea of the eye of the subj... | 01/19/2010 |
| 7611245 | Placido projector for corneal topography system A placido projector for a corneal topography system includes a substrate having dielectric phosphor. The substrate is configured to be activated by electric current and responsive to emit light. A plurality of opaque, concentric rings are formed on the substrate. Wh... | 11/03/2009 |
| 7559652 | Adaptive optic ophthalmic design system An adaptive optics system that allows a user to see an aberration-corrected image. The system includes a stimulus that is in optical connection with a user's eyes, a wavefront sensor that is in optical connection with the user's eyes, binocular convergence compensat... | 07/14/2009 |
| 7556378 | Intraoperative estimation of intraocular lens power Apparatus for performing intraocular implant surgery, including surgical apparatus for performing intraocular implant surgery, an autorefraction device associated with the surgical apparatus, wherein the autorefraction device is configured to perform autorefraction ... | 07/07/2009 |
| 7434932 | Ophthalmic apparatus An ophthalmic apparatus capable of obtaining various kinds of ocular information on an examinee's eye by itself without contacting the eye. The ophthalmic apparatus has a first projection optical system which makes first light with short coherence length converge at... | 10/14/2008 |
| 7431458 | Method and arrangement for performing measurements of the topography of a surface by means of a thermal emission from the surface Method and arrangement for performing measurements of the topography of a surface (20), such as topography of an eye surface (20), wherein projecting means (1, 12) for projecting an image onto said surface (20) comprises a projection ligh... | 10/07/2008 |
| 7374286 | Ophthalmic apparatus and a method for calculating internal eye refractive power distribution An ophthalmic apparatus and a method for calculating internal refractive power distribution of an eye of an examinee, which allow easily evaluating refractive power distribution of a crystalline lens, an intraocular lens and the like. The ophthalmic apparatus has a ... | 05/20/2008 |
| 7370969 | Corneal topography analysis system A corneal topography analysis system includes: an input unit for inputting corneal curvature data; and an analysis unit that determines plural indexes characterizing topography of the cornea based on the input corneal curvature data, the analysis unit further judges... | 05/13/2008 |
| 7370965 | Ophthalmological measuring apparatus An ophthalmological measuring apparatus has a display that displays a digital image of an imaged ocular fundus of a subject eye. A specifying device specifies an arbitrary point on the displayed digital image. An extracting device extracts from the displayed digital... | 05/13/2008 |
| 7372558 | Method and system for visualizing surface errors A method and system for visualizing deviations on an actual surface 10, 30 from a nominal, or designed, surface 28 utilizes a system and method for mapping the spatial (e.g. x, y and z) coordinates of the actual surface 10, 30 into a computer | 05/13/2008 |
| 7370964 | Measuring refractive characteristics of human eyes An apparatus and method for measuring refractive characteristics of human eyes with an objective refraction measuring device for measuring refraction in at least one eye, the objective refraction measuring system having a proximal end and a distal end, the objective... | 05/13/2008 |
| 7370038 | Stereographic network monitoring system and method thereof A stereographic network monitoring system is provided to display a stereographic representation of an abnormal unit in a controlled device monitored via a network, wherein the stereographic representation shows the abnormal unit and its relative position, so that a ... | 05/06/2008 |
| 7364298 | Ophthalmic apparatus An ophthalmic apparatus with which it is easy to open eyelids of an examinee at the time of intraocular pressure measurement has a measurement unit including an measurement part measuring intraocular pressure by blowing fluid to a cornea of an examinee's eye via a n... | 04/29/2008 |
| 7360895 | Simplified ocular fundus auto imager An ocular fundus imager automatically aligns fundus illuminating rays to enter the pupil and to prevent corneal reflections from obscuring the fundus image produced. Focusing the produced fundus image is automatically performed using a pair of video sensors and is b... | 04/22/2008 |
| 7360898 | Eye accommodation function state measurement device and eye accommodation function state measurement method The present invention provides an eye accommodation function state measurement device which places only a small burden on the subject, allows confirmation of an intermediate measurement result, and is more conveniently used. The eye accommodation function state meas... | 04/22/2008 |
| 7360893 | Systems and methods for shaping wavefronts in polychromatic light using phase shifting elements A system for producing polychromatic light having selectively shaped wavefronts includes a source for generating light beams of at least two wavelengths (λ1, λ2). The beams are made up of a plurality of contiguous sub-beams that establish λ | 04/22/2008 |
| 7359566 | Bright point detecting method and computer program product for conducting the bright point detecting method A bright point detecting method is provided comprising selecting a cluster of pixels in the image to be processed which are higher in the luminance than a predetermined threshold; counting the number of the pixels of each group along two or more directions and selec... | 04/15/2008 |
