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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 )...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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)...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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