|
Match
|
Document |
Document Title |
|
|
6324420 |
Blood vessel tracking apparatus
A blood vessel tracking apparatus includes a light source for emitting light and illuminating a blood-vessel with the light. The apparatus also includes a light-receiving sensor for receiving a...
|
|
|
6312128 |
Focus light for ophthalmologic microscope
A focus light is shown for use with an ophthalmologic microscope. A patient is directed to gaze at this focus light during surgery keeping his or her line of sight offset by about 18° from the...
|
|
|
6309070 |
Integrated ophthalmic illumination method and system
An integrated ophthalmic illumination method and system having two integrated light sources, a lamp and an infra-red (IR) diode laser. The lamp light source may be used to produce either...
|
|
|
6309068 |
Eye examining apparatus
This specification discloses an eye examining apparatus having a projection optical system for projecting a light beam onto an eye to be examined, an eye examining optical system for receiving the...
|
|
|
6305804 |
Non-invasive measurement of blood component using retinal imaging
Illuminating light of selected wavelengths in the visible or infrared range is projected through the pupil of the eye onto the fundus, and the light reflected back and out through the pupil is...
|
|
|
6293674 |
Method and apparatus for diagnosing and monitoring eye disease
Embodiments of the present invention provide method and apparatus for diagnosing and monitoring eye disease such as, for example, glaucoma. In particular, embodiments of the present invention...
|
|
|
6273566 |
Ophthalmologic characteristic measuring apparatus
An object of the present invention is to provide an ophthalmologic characteristic measuring apparatus for precisely measuring optical characteristics of the eye to be examined and allowing the...
|
|
|
6267477 |
Three dimensional imaging apparatus and a method for use thereof
Disclosed is a three dimensional imaging scanning apparatus for retinal thickness and structure non-invasive analysis. The apparatus includes an optical path having a light source, common focusing...
|
|
|
6264329 |
Ophthalmic instrument support and lighting system
The present invention provides a uniquely position adjustable ophthalmic instrument support table for use in conjunction with an examining chair and a lighting system which allows the user to...
|
|
|
6264328 |
Wavefront sensor with off-axis illumination
Wavefront aberrations in an eye are detected by illuminating the retina, receiving the light reflected by the retina and using a Hartmann-Shack detector or the like to detect the aberrations. The...
|
|
|
6244712 |
Optical scanning spectroscopic apparatus and associated method
An improved optical scanning spectroscopic method and apparatus is provided that alternately scans the posterior portion of an eye with laser signals emitted by different ones of a plurality of...
|
|
|
6236877 |
Apparatus for near simultaneous observation of directly scattered image field and multiply scattered image field
An apparatus for separating an image of a target into a directly scattered component and a multiply scattered component by providing a stationary field stop having a first region and associated...
|
|
|
6217172 |
Ophthalmologic measuring system
An ophthalmologic measuring system, comprising a light source unit 4 for emitting an illuminating light beam for illuminating a fundus of each of both eyes of a person under measurement, a...
|
|
|
6199985 |
Pupilometer methods and apparatus
Apparatus for detecting and measuring pupillary size and response to a light stimulus includes a an IR source and optical apparatus for directing an IR beam toward an individuals pupil, a measuring...
|
|
|
6196686 |
Optic system for viewing and for photographing the inside of an eye
An optic system for viewing the inside of the eye with a lens system. The lens system has a concave lens surface configured to be placed onto the cornea of an eye. The lens system has furthermore...
|
|
|
6193372 |
Ophthalmologic apparatus
An ophthalmologic apparatus which has namer for naming and designating an eye to be examined and the fundus portion of the eye to be examined, an examiner device for examining the fundus portion, a...
|
|
|
6183086 |
Variable multiple color LED illumination system
An ophthalmic illumination system is provided that emits a light that is controllably variable in color. Because the light originates from LEDs, less heat is generated from the emitted light as...
|
|
|
6168274 |
Ophthalmoscope and attachment therefor
An ophthalmoscope has viewing optics through which, in use, the user views an eye under examination. Those optics include one or more light receiving elements (62 and 64). The ophthalmoscope also...
|
|
|
6158866 |
Optical system combining image presentation and eye analysis
An optical system for presenting an image to a user. The system includes an image source and an optical channel transmitting the image to the user's eye. It also includes an illumination of the...
|
|
|
6155682 |
Apparatus and methods for improving vision damaged by retinal deterioration
Apparatus and methods for shifting an image back and forth between first and second portions of the retina are described. Apparatus constructed in accordance with principles of the present...
|
|
|
6155683 |
Ophthalmic apparatus for photographing an eye to be examined
An ophthalmic apparatus for photographing an eye to be examined having a photographing optical system for photographing the eye, the apparatus comprising a judging device for judging whether or not...
|
|
|
6149274 |
Method of and apparatus for focusing a light flux
An apparatus for focusing a light flux, includes a light source, and a light-conducting system which guides light radiating from the light source along a first light-conducting passageway oriented...
|
|
|
6149273 |
Ophthalmoscope and image detection means
An indirect ophthalmoscope is equipped with a camera (14) to enable the view seen by the user of the ophthalmoscope to be displayed. Light is reflected into the camera by a reflector such as a...
|
|
|
6145990 |
Automatic alignment optometric measurement apparatus and method using the same
An optometric apparatus includes a luminous flux projecting unit for projecting a luminous flux to one eye of a subject to be measured, an imaging unit for imaging an anterior part of the eye...
|
|
|
6141092 |
Method and apparatus for measuring a flicker level
Disclosed is a method for measuring a flicker level. The method includes the steps of applying a first voltage to a liquid crystal display panel, the LCD panel including liquid crystal material and...
|
|
|
6126287 |
Operation microscope
A light-shielding member is provided at an optically conjugative position with an optical system composed of optical components (including a corneal convex mirror) interposed between an entrance...
|
|
|
6112114 |
Eye examination apparatus employing polarized light probe
Apparatus is provided for determining the topography, thickness, and fiber orientation of the nerve fiber layer at the fundus of the eye by measuring the polarization shift induced in a return beam...
|
|
|
6103350 |
Process for producing a restored sequence of images of a moving object from noisy measurements
The present invention consists of obtaining from a series of measurements or original images of varying precision of a mobile object, such as a beating heart, a sequence of restored images...
|
|
|
6099127 |
Scanning laser ophthalmoscope
|
|
|
6089715 |
Automated photorefractive screening
A system and method for locating and modeling eyes in imagery for automated photorefractive screening. The invention includes a digital camera having a lens-mounted flash for obtaining a digital...
|
|
|
6086205 |
Apparatus and method for simultaneous bilateral retinal digital angiography
A novel apparatus and method for simultaneous bilateral retinal digital angiography. The apparatus is provided as an optical system containing two optical modules which act as retinal...
|
|
|
6079830 |
Eye measuring apparatus having signal processing means for calculating eye information
An eye measuring apparatus which, even if it is of the portable type in which it is difficult to maintain alignment, can effect accurate measurement without requiring a high skill of operation...
|
|
|
6072623 |
Slit lamp microscope
A slit lamp microscope of the present invention is provided in which it is possible to observe and record a clear image of the lesion portion of the eye to be examined with a high contrast, and at...
|
|
|
6068377 |
Visual test utilizing color frequency doubling
A novel psychophysical visual test is proposed for testing a person for glaucoma, and based on the discovery that a frequency doubling phenomenon is produced by isoluminent color visual stimuli....
|
|
|
6056403 |
Device for stimulating eye movement
A device for stimulating eye movement in a subject utilizing a hand held screen which is capable of displaying a multiplicity of visual elements. A power source illuminates the multiplicity of...
|
|
|
6048065 |
Distance optimizing apparatus for a placido-based eye observation system
An apparatus assists a user of a placido-based eye observation system to place the placido at an optimum distance from an observed eye. A light source is configured as a point source. The light...
|
|
|
6024450 |
Disease judging apparatus
A pupil dilating dilution is dropped into one of the left eye or the right eye of a subject. Video cameras 1A, 1B are directed toward the bulbs of the eyes 22A, 22B, and output video signals on the...
|
|
|
6022108 |
Opthalmic apparatus for judging alignment conditions based on target images
An ophthalmic apparatus having measurement device for inspection or measurement, and bringing the measurement device into the predetermined positional relationships relative to an eye to be...
|
|
|
6022109 |
Hand-held Pupilometer
A self-contained, battery powered, hand-held pupilometer is constructed with a binocular-type housing, is adapted for monocular operation to test the response of a subject's pupil to a light...
|
|
|
6017122 |
Flicker photometer
A flicker photometer comprises generating means (1, 8, 4) for generating two beams of light of different colors. Both beams are directed to a viewing means (190), and a subject can vary the...
|
|
|
6007204 |
Compact ocular measuring system
Apparatus for determining refractive aberrations of the eye of a patient includes an instrument housing having a light source for projecting a substantially focused beam of light at the back of the...
|
|
|
6003992 |
Back lighting illumination system
A back light illumination system for providing substantially uniform illumination to a surface of an object to be observed so that the object may be accurately perceived by a machine vision system....
|
|
|
6003993 |
Scanning ophthalmoscope with spatial light modulators
A scanning ophthalmoscope scans an object plane in the interior of the eye by employing a first spatial light modulator to generate a time-varying first modulation pattern. A second spatial light...
|
|
|
5997142 |
Eye test method using red and green marks and red/green tester used in the eye test method
A red/green test apparatus for determining whether spectacle lenses or contact lenses are under-correcting or over-correcting has a case 1. The case 1 is divided into left and right parts by a...
|
|
|
5997141 |
System for treating the fundus of an eye
The system of the present invention allows the interior of the eye to be viewed and simultaneously treated with a laser without the use of an optic in contact with the eye. The system scans...
|
|
|
5988815 |
Pattern illumination device
An apparatus for illuminating a portion of a patient's body includes an enclosure having a generally smoothly curved shape, an internal light-scattering surface, and an opening. A light source...
|
|
|
5975701 |
Ophthalmologic apparatus
An ophthalmologic apparatus is provided which comprises a slit light projecting optical system (60) for projecting a slit beam of light from an oblique direction onto the cornea (C) of a subject's...
|
|
|
5975699 |
Method and apparatus for simultaneously measuring the length and refractive error of an eye
Embodiments of the present invention are method and apparatus for simultaneously measuring the length and refractive error of an eye, preferably in a non-contact mode. In particular, an embodiment...
|
|
|
5975700 |
Device for the topographical measurement of a surface of a human eye
A device for measuring a spherical surface, in particular the cornea of a human eye, can be made compact and not liable to cause heating when in use by the use as the requisite light sources for...
|
|
|
5966196 |
Wide angle apparatus for examination of the eye
Apparatus for wide angle examination of the eye fundus is provided. The apparatus includes an optical module providing a wide angle view image of the eye fundus and an image capturing unit...
|