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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...
7607776 Digital eye bank for virtual clinic trials  
A digital eye data bank contains digital eye information concerning a plurality of different eyes in the form of schematic eve models. Each model contains a quantitative and qualitative description...
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...
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,...
7553022 System and method of measuring and mapping three dimensional structures  
A system for mapping a three-dimensional structure includes a projecting optical system adapted to project light onto an object, a correction system adapted to compensate the light for at least one...
7538744 Method and apparatus for computer-aided determination of viewer's gaze direction  
The corneal reflex method is used to detect the current direction of view (VD) of a user (UE) to perform specifically selected functions on a computer. Eye vectors (EV) can be detected between the...
7520609 Non-invasive measurement of tear volume systems and methods  
Devices systems, and methods can measure, diagnose and/or characterize an eye of a patient, including physiologic and optical properties, such as hydration and tear volume in relation to an optical...
7513621 Ophthalmic operative keratometer with movable fixation/centration device  
Provided is an operative keratometer consisting of a built-in bright LED ring light, which uniquely provides immediate direct preoperative confirmation to the ophthalmologist of the proper meridian...
7513620 Correction of presbyopia using adaptive optics and associated methods  
Devices, systems, and methods measure, diagnose, and/or treat one or both eyes of a patient. Adaptive optics systems (such as those having a deformable mirror) may be configured to an aspherical or...
7497575 Gaussian fitting on mean curvature maps of parameterization of corneal ectatic diseases  
The present invention discloses a method for characterizing ectatic diseases of the cornea by computing a mean curvature map of the anterior or posterior surfaces of the cornea and fitting the map...
7475986 Compound modulation transfer function for laser surgery and other optical applications  
Methods, devices, and systems establish an optical surface shape that mitigates or treats a vision condition in a patient. An optical surface shape for a particular patient can be determined using...
7448752 Method of treating the human eye with a wavefront sensor-based ophthalmic instrument  
An improved method for treating the eye includes the step of providing an ophthalmic instrument including an integral wavefront sensor. The wavefront sensor measures phase aberrations in...
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...
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...
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...
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...
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...
7357509 Metrics to predict subjective impact of eye's wave aberration  
Several metrics to predict the subjective impact of the eye's wavefront aberrations are presented. The metrics can be based on RMS wavefront errors or slopes, the area of the critical pupil, a...
7350916 Intraocular lens  
In one aspect, the present invention provide an ophthalmic lens (e.g., an IOL) that includes an optic having an anterior optical surface and a posterior optical surface, where the optic provides an...
7347552 Device for examining the anterior and the posterior segments of the eyeball  
The invention is a device for examining the anterior and the posterior segments of the eyeball in a patient's eye, including a stereoscopic microscope system and an oscillating slit lamp disposed...
7341348 Moiré aberrometer  
An improved moiré deflectometer device for measuring a wavefront aberration of an optical system includes a light source for illuminating a surface area of the optical system, an optical relay...
7329002 Ophthalmic apparatus  
An ophthalmic apparatus capable of providing a printout of measurement results on a plurality of different eye characteristics in a required format. An ophthalmic apparatus capable of measuring a...
7325923 Ophthalmic examination and treatment system  
An ophthalmic examination and treatment system including ophthalmic medical instruments, wireless imaging devices mounted on the ophthalmic medical instruments, and one or more display devices for...
7309126 Eye characteristics measuring device  
A device for measuring eye characteristics, an operation device, and the coordinate origin and the coordinate axes of each eye are sufficiently related with one another. A measuring unit ( 111 )...
7303281 Method and device for determining refractive components and visual function of the eye for vision correction  
A method and an instrument is provided for measuring aberration refraction of an eye with a first device for measuring the total aberration refraction of the eye and a second device for measuring...
7296895 Sequential scanning wavefront measurement and retinal topography  
An improved sequential scanning method and apparatus for measuring wavefront aberration involves angularly displacing a measurement beam from a parallel beam striking the corneal surface at a...
7281799 Corneal topography slit image alignment via analysis of half-slit image alignment  
A corneal topography slit image alignment system 10, includes a half-slit projector 14 for projecting half-slit images onto a patient's eye 16. Half-slit images 28 and 30 are aligned into...
RE39882 Ophthalmologic characteristic measuring apparatus  
Disclosed is an apparatus for precisely measuring optical characteristics of an eye to be examined, particularly an ophthalmologic characteristic measuring apparatus capable of observing a front...
7275828 Eye refractive power measurement apparatus  
An eye refractive power measurement apparatus capable of accurate measurement while preventing noise light from entering a photodetector even a measurement target is moved in an optical-axis...
7275827 Selective corneal aberrometry  
A method and system are disclosed for measuring and mapping the anterior surface topography of a cornea to determine corneal aberrations and an optimal ablation pattern for refractive and...
7273277 Advanced vision intervention algorithm  
A method of optimizing the predictability of a vision correction procedure by comparing historical data, including the vision defect, the correction method and outcome, in terms of wavefront...
7270413 Ophthalmic data measuring apparatus, ophthalmic data measurement program and eye characteristic measuring apparatus  
It is possible to estimate optical characteristic according to a pupil diameter in daily life of an examinee, correction data near to the optimal prescription value, eyesight, and sensitivity. A...
7258443 Ophthalomologic apparatus  
In order to accurately align an eye examining portion with the center of the pupil, (a) the interval d between illumination light source images PL and PR is an interval obtained when the operation...
7258438 Retinal flux density meter and method of use  
A system for approximating flux density of light on a human retina. A housing has an opening allowing light to pass to inside the housing. A baffle coupled to the housing replicates a facial cutoff...
7255440 Keratectomy data determining device and keratectomy data determining program  
The purpose of the present invention is to provide a corneal-ablation-data determining apparatus and a corneal-ablation-data determining program capable of controlling corneal ablation amount...
7249851 Eye characteristic measuring apparatus  
An eye characteristic measuring apparatus can effectively and properly measure and display wavefront aberration of an eye regardless of the eye state. A first illumination optical system ( 200 A)...
7246905 Method and an apparatus for the simultaneous determination of surface topometry and biometry of the eye  
An apparatus ( 10, 10 ′) for detecting the surface topography of a cornea ( 24 ) of an eye ( 22 ) by dynamic or static projection of a pattern onto the surface of the cornea and detection of the...
7244024 Eye target apparatus  
An eye target apparatus and method helping to control an operative eye focus line of sight position during medical procedures on the operative eye of a cooperative awake patient. The apparatus...
7241012 Ophthalmologic apparatus  
There is provided an ophthalmologic apparatus which can be effectively used for the clinic of a dry eye by using, as a basic principle, that when a tear film dries up, a corneal shape is changed...
7232436 Closed loop control for intrastromal wavefront-guided ablation with fractionated treatment program  
A closed-loop control system for altering the optical characteristics of a patient's cornea includes an algorithm for predicting the shape of the cornea after one or more gas bubbles resulting from...
7219998 Dot radial ringed placido  
An ophthalmic placido pattern 10 is used to determine a curvature of an anterior surface of a cornea of an eye. The pattern 10 includes a series of alternating light and dark concentric rings ...
7219997 Method and apparatus for three dimensionally displaying eyeground and measuring coordinates thereof  
Presented are a shape measuring step (A) in which the size L of an eyeball 1 and the shape R of the eyeground 2 are measured, an eyeball setting step (B) for setting an eyeball template 3 , an...
7203351 Analysis of optic nerve head shape  
Methods and apparatus are provided for analysis of 3-dimensional images of an optic nerve head surface topography. Topographic images of the optic nerve head may be analysed to define a topographic...
7128417 Refractive power measurement apparatus  
A refractive power measurement apparatus capable of measuring a refractive power of an optical system to be measured with a simple constitution at low cost. The refractive power measurement...
7112194 Method and apparatus for obtaining irradiation intensity of a laser beam, and apparatus for irradiating the laser beam  
A method and an apparatus for obtaining irradiation intensity of a laser beam, and a laser beam irradiation apparatus that enable obtaining an irradiation intensity distribution of a laser beam...
7111938 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....
7104649 Wavefront characterization of corneas  
Apparatus for determining if a cornea (whether in vitro or in vivo) has been modified (either surgically or otherwise). The method includes the steps of: passing a beam of collimated light a...
7103401 Colonic polyp discrimination by tissue fluorescence and fiberoptic probe  
A system and method for the in situ discrimination of healthy and diseased tissue. A fiberoptic based probe is employed to direct ultraviolet illumination onto a tissue specimen and to collect the...
7052490 Corneal surgery apparatus and correction data determining methods  
A corneal surgery apparatus for correcting a refractive error by ablating corneal tissue with a laser beam, being capable of finding a correction pattern optimum for a patient to ensure precise...
7044944 Optimization of ablation correction of an optical system and associated methods  
A system and method for converting measured wavefront data into an ablation profile for correcting visual defects includes providing measured wavefront data on an aberrated eye by a method such as...
Matches 1 - 50 out of 349 1 2 3 4 5 6 7 >