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7488073 |
Pupillary reflex-based patient classification
A method, system and device for detecting an ocular dysfunction with optic neuropathy, such as the glaucoma group of diseases. More particularly, one eye is exposed to a series of flashes, and the...
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7488070 |
Optical measuring system and optical measuring method
An optical measuring system, including at least one radiation source; a first beam splitter; a second beam splitter; an OCT detector; a wavefront detector which is different from the OCT detector;...
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7478909 |
Opthalmologic apparatus
In an ophthalmologic apparatus, the coordinates of three illuminated spots on a cornea-reflected image calculated from a front eye part image picked up by a two-dimension image pickup element and a...
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7478908 |
Apparatus and method for determining a position of an eye
An apparatus for determining a position of a subject's cornea, comprising a camera, a first illumination apparatus adapted to provide a first beam of light and a first diffuse portion of light that...
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7467870 |
Reflectometry instrument and method for measuring macular pigment
A reflectometry instrument includes a light source, a spectrometer, and a first and second lens. The light source emits an illumination beam to the macula. The spectrometer measures a detection...
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7465050 |
Method and apparatus for three-dimensional video-oculography
A device for measuring the three-dimensional movements of an eye includes: (a) a mark array that identifies prescribed positions on the eye whose movements are to be measured, (b) a digital camera...
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7455408 |
Method and apparatus for reducing visual aberrations
A light source is situated on a headgear device and placed to direct light toward the pupil of the eye at an intensity that causes the iris to constrict, resulting in a smaller pupil. This prevents...
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7452081 |
Scanning ophthalmic fixation method and apparatus
An apparatus and method for treating and/or diagnosing a patient's eye. A light source produces fixation light and procedure light. A scanning device deflects the fixation light to produce a...
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7452078 |
Eye refractive power measurement apparatus
An eye refractive power measurement apparatus by which an examiner can properly check reliability of a measurement result while time and effort of the examiner are saved. The eye refractive power...
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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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7448751 |
Portable video oculography system with integral light stimulus system
A goggle based light-weight VOG system includes at least one digital camera connected to and powered by a laptop computer through a firewire connection together with an integral visual light...
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7438414 |
Gaze discriminating electronic control apparatus, system, method and computer program product
An electronic control apparatus, system, method and computer program product for selecting and controlling an electronic device from among a plurality of available electronic devices based upon the...
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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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7434933 |
Device and method for determining geometric measurement values of an eye
A device for determining geometric measurement values of an eye, in particular a human eye, comprises a light projector for projecting a beam of rays through a section of the eye and image...
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7434934 |
Eye-protection apparatus, in particular retina-protection apparatus, and optical element having a free-form surface for an illumination beam path, and use of an optical element having a free-form surface
An eye-protection apparatus, in particular retina-protection apparatus, for a surgical microscope, having an illumination beam that defines an illuminated field for an object plane ( 14 ) and...
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7431455 |
Pupilometer for pupil center drift and pupil size measurements at differing viewing distances
The present invention generally provides improved devices, systems, and methods for measuring characteristics of at least one eye, and particularly for measuring the physiological changes in eyes...
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7431459 |
Slit lamp for ophthalmic use
A slit lamp for illuminating an eye comprises several LEDs electrically coupled to an LED driver. A user input accepts input for a length, a width and an intensity of a shaped beam of light. An LED...
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7429964 |
Display device and display method
The invention concerns a device for displaying an image directly on the retina ( 6 ) of the eye ( 5 ). The device comprises means ( 1 ) arranged to emit laser radiation and modulating means ( 2 )...
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7428320 |
Iris imaging using reflection from the eye
A rapid iris acquisition, tracking, and imaging system can be used at longer standoff distances and over larger capture volumes, without the active cooperation of subjects. The captured iris images...
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7422328 |
Sterile hand held slit lamp cover and method
A sterile barrier is provided for use with a slit lamp. The slit lamp has a proximal handle and a distal light slit transmitting window. The sterile barrier comprises a flexible tubular membrane...
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7416305 |
Method and apparatus for improving vision and the resolution of retinal images
A method of and apparatus for improving vision and the resolution of retinal images is described in which a point source produced on the retina of a living eye by a laser beam is reflected from the...
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7413305 |
Ophthalmologic apparatus and related positioning method
An arrangement and method for positioning an ophthalmologic device with respect to the patient's eye to be examined in x-, y- and/or z-coordinates. The device includes a controllable illumination...
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7407286 |
Device and method for performing measurements of the chemical composition of the anterior eye
A device for determining a chemical composition of a living eye including a light emitting unit configured to emit a light beam, a light guidance unit including at least one first focusing lens...
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7404640 |
Monitoring blood flow in the retina using a line-scanning laser ophthalmoscope
Real time, high-speed image stabilization with a retinal tracking scanning laser ophthalmoscope (TSLO) enables new approaches to established diagnostics. Large frequency range (DC to 19 kHz),...
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7401920 |
Head mounted eye tracking and display system
A system for eye tracking that determines the line of sight of a user according to the relative position between the center of the pupil and a reference point, the system including an image...
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7394595 |
Lenslet array for beam homogenization
Apparatus for homogenizing a laser beam includes a lenslet array. In some embodiments, the lenslets have a negative power. The lenslet array may include from 16 to 36 effective lenslets in some...
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7393103 |
Operation microscope apparatus
Provided is an operation microscope apparatus for easily and speedily obtaining a suitable separation state between illumination light and observation light in a case where a front lens is replaced...
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7387384 |
Ophthalmoscope
An ophthalmoscope includes a housing ( 12 ) in which there are arranged an observing unit and a light source between which there are/is arranged a diaphragm and/or a filter device that can be set...
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7380940 |
Apparatus and method for alleviation of symptoms by application of tinted light
Apparatus and a corresponding method for the diagnosis and alleviation of symptoms of visually induced physiological defects and/or pathological conditions is provided. A plurality of narrow-band...
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7377645 |
Arrangement and method for illuminating the lens of the human eye
The present invention is directed to an arrangement for generating a variable illumination and irradiation for diagnosis and therapy, particularly for the human eye ( 1 ), and to a method for the...
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7374287 |
Relaxed confocal catadioptric scanning laser ophthalmoscope
A number of additional embodiments and optical constructions of a relaxed confocal catadioptric scanning laser opthalmoscope (SLO) are disclosed. They improve the functionality of microperimetry...
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7370967 |
Method and apparatus for optical imaging of retinal function
A method for optical imaging of retinal function comprises an illuminating observing step (S 1 ) of illuminating the retinal region ( 2 ) of the rear surface of an eyeball ( 1 ) including the...
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7370968 |
Ocular depth dimension measurement apparatus
An ocular depth dimension measurement apparatus capable of accurately obtaining an ocular depth dimension. The apparatus has a measurement light projecting optical system with a light source which...
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7370966 |
Opthalmologic apparatus
The ophthalmologic apparatus 1 splits low coherence light LO into a signal light LS and a reference light LR, the interference light LC being generated by having the signal light LS overlap with...
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7364296 |
Method and apparatus for improving both lateral and axial resolution in ophthalmoscopy
The invention provides a method of optical imaging comprising providing a sample to be imaged, measuring and correcting aberrations associated with the sample using adaptive optics, and imaging the...
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7360897 |
Fundus examination apparatus
A fundus examination apparatus includes an illumination optical system ( 20 ), which illuminates a fundus by fundus illumination light, an imaging optical system ( 21 ), which photographs a fundus...
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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 (λ 1 , λ 2 ). The beams are made up of a...
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7357507 |
Image-based system to observe and document eye responses
The image-based system is used to observe and document eye responses which can be used to implement the procedures defined in the Standardized Field Sobriety Test as well as the Drug Recognition...
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7354154 |
Ophthalmic image taking apparatus and ophthalmic image taking method
A technique preferable for ophthalmic image taking having an image taking optical system for imaging an image on an image sensing element at different imaging magnifications is disclosed which...
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7350920 |
Wavefront sensing apparatus with adaptive optics
An ophthalmic imaging instrument includes a wavefront sensor-based adaptive optical subsystem ( 201 ) that measures phase aberrations in reflections derived from light produced by an imaging light...
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7347553 |
Ophthalmic image sensing apparatus
A focusing unit ( 11 ) is constituted of a prism base ( 11 a ), deflection prisms ( 11 b and 11 c ), and a slit chart ( 11 e ) having a slit opening ( 11 d ), and the deflection prisms ( 11 b ...
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7347549 |
Rapid switching slit scan image capture system
A slit scan image capture system 14 or 15 for obtaining slit images of a patient's eye 28 . At least two slit masks 16 and 18 or two moving mirrors 25 and 27 are associated with at...
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7344248 |
Ophthalmoscope
The invention relates to an ophthalmoscope for examining the fundus of an eye of a patient, which comprises at least one illuminating device producing at least one illuminating beam, in addition to...
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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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7338165 |
Systems and methods for prediction of objective visual acuity based on wavefront measurements
Methods, devices, and systems for predicting an optical acuity measure of an optical system of an eye. An optical acuity measure can be predicted by determining a point spread function based on a...
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7338167 |
Retinal imaging system
A retinal imaging system includes a light source and optics which receive light from the light source and which transmit the light to produce a beam that is substantially convergent. The beam...
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7334895 |
Method, system and device for detecting ocular dysfunctions
A method, system and device for detecting an ocular dysfunction with optic neuropathy, such as the glaucoma group of diseases. More particularly, one eye is exposed to a series of flashes, and the...
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7331673 |
Ophthalmic photography apparatus and ophthalmic photography method
An ophthalmic photography apparatus includes an illumination light source operable to illuminate an eye to be examined, a light-intensity adjusting unit operable to adjust a light intensity of the...
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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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7322699 |
System and method for the non-contacting measurements of the eye
Combined equipment for non-contacting determination of axial length (AL), anterior chamber depth (VKT) and corneal curvature (HHK) of the eye, are also important for the selection of the...
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