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7604352 Instrument for measuring a refractive power  
An instrument for measuring a refractive power includes a target, a target projecting unit, a measurement light projecting unit, a light receiving unit, a unit for performing a normal refractive...
7591558 Display based on eye information  
A method includes determining a distance between an eye and a device, and adjusting a scale of content displayed on the device based on the distance.
7588336 Ophthalmic apparatus  
An apparatus that includes an intraocular pressure measurement part having a blowing unit, an optical characteristics measurement part, a main body having the above measurement parts, a measurement...
7575322 Auto-alignment and auto-focus system and method  
A patient positioning system for use with a patient comprises an optical image sensor. The optical image sensor measures an optical image of a tissue structure of an eye of the patient. An image...
7572010 Cornea imaging apparatus  
A cornea imaging apparatus comprising: an illumination optical system having an illumination source; an imaging optical system having a photoelectric element for receiving a reflected light beam...
7549748 Fixation light indicator for slit lamp  
A slit lamp includes a rest for receiving a patient's face such as the patient's forehead. The slit lamp further includes an optical portion for observing the patient's eye. A fixation light is...
7540614 Ophthalmologic apparatus  
An ophthalmologic apparatus includes an imaging system that illuminates a retina of an eye, and images the retina of the eye based on reflective luminous flux from the retina, an aberration...
7540612 Device and method for determining the height of the middle of the pupil in relation to the lowest part of a pair of eyeglasses  
A measurement instrument and its associated method of use to record a pupil center position of a person's eye. The instrument has a chassis and a free swinging assembly that is pivotably attached...
7533989 Sight-line detection method and device, and three-dimensional view-point measurement device  
Method and device for detecting a line-of-sight of a subject and a three-dimensional view-point measurement device. The method uses a first camera, that measures the position of a pupil relative to...
7533988 Eyeshot detection device using distance image sensor  
An object of the present invention is, when determining a line-of-sight vector of a subject, to identify a three-dimensional position of a pupil center or corneal reflection center thereof. The...
7506978 Retinal function measurement apparatus  
A retinal function measurement apparatus capable of measuring a retinal function accurately and precisely. The apparatus has a first image obtaining optical system for obtaining a tomographic image...
7490939 Eye characteristics measuring system  
A first illuminating optical system illuminates an eye with a wide beam. A first light receiving unit receives reflection light fluxes from the eye that have been converted into at least 17 beams...
7484849 Ophthalmologic observation apparatus  
An ophthalmologic observation apparatus of a confocal laser scanning microscopy system for photographing and observing a target site of an eye of an examinee, includes a controller that, based on a...
7480396 Multidimensional eye tracking and position measurement system for diagnosis and treatment of the eye  
The present invention relates to improved ophthalmic diagnostic measurement or treatment methods or devices, that make use of a combination of a high speed eye tracking device, measuring fast...
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...
7470024 System for obtaining a fundus image  
The present invention is related to a system for obtaining a fundus image, constituted by optical means implemented in an equipment to observe and photograph the image of the wall fundus ( 16 ),...
7445336 Fundus camera  
A fundus camera, in which operability is improved while not impairing the convenience of the function of automatic alignment, has a photographing part including a fundus photographing optical...
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...
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...
7407288 Eye-flow guiding level calculating system, eye-flow guiding level calculating program, and eye-flow guiding level calculating method  
Exemplary embodiments of the invention provide an eye-flow guiding level calculating system which can plan miniaturization and low cost of a device and surely obtain a suitable eye flow. A layout...
7402159 System and method for positioning a patient for laser surgery  
A system for positioning the eye of a patient, relative to a stationary surgical laser unit, includes a chair for moving the patient. An eye stabilizing element is held against the eye, with a...
7393102 Eyesight improving device  
This patent provides an eyesight improving device which improves ocular imaging adjustment functions and is easy to use. A user puts the eyes on eyepiece parts 10 , and sees a figure displayed on...
7390089 Device and method for aligning an eye with a surgical laser  
A device for establishing a desired alignment between a patient's eye and a laser system to facilitate an engagement therebetween includes a light source to illuminate the eye. A moveable platform...
7384144 Apparatus and method for determining centering data for spectacles  
An apparatus ( 3 ) for determining centering data for eyeglasses ( 2 ) comprises a fixation device ( 5 ) and a recording unit ( 4 ) that can be triggered by a computer, records electronic images,...
7377643 Method and apparatus for eye imaging with position registration and constant pupil size  
A method for capturing an image of an eye having an iris, including the steps of determining a plurality of measurement origins in the image; detecting an edge of the iris; determining a distance...
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...
7338172 Ophthalmic apparatus  
An ophthalmic apparatus comprises: a base; an examination part which includes an optical system for examining an eye of a patient and is placed to be movable horizontally on the base; and a fixing...
7334894 Temporal vision modification  
Various embodiments of methods and systems for improving and enhancing vision are disclosed. Adjustable lenses or optical systems may be used to provide adaptive vision modification. In some...
7333636 Funduscopic image processing unit and method  
To determine the presence or absence of an aperture mask in a funduscopic image output by a fundus camera, and to combine the funduscopic image with an aperture mask image formed in an aperture...
7331929 Method and apparatus for surgical operating room information display gaze detection and user prioritization for control  
Certain embodiments of the present invention provide a method and system for using gaze detection to improve information display in a healthcare environment. Certain embodiments of a system include...
7325924 Ophthalmic photographic apparatus  
An ophthalmic photographic apparatus comprises a photographic mask for defining a fundus photography range, a photographic stop for eliminating light reflected from an anterior portion of the eye,...
7306336 Fundus observation apparatus  
An apparatus for observing a fundus of an eye of an examinee has an observation optical system having an image-pickup element which obtains a time-series fundus image, a display part which displays...
7296894 Fundus camera having scanned illumination and pupil tracking  
An apparatus ( 100 ) for obtaining an image of the eye, has an alignment section ( 160 ) for aligning the pupil of the eye along an optical axis and a pupil sensor ( 170 ) for identifying pupil...
7293874 Apparatus for measuring anterior ocular segment  
In an apparatus that measures an optical property of an eye to be examined (A) to irradiate laser beam and to receive scattered light of a laser beam by a measurement unit ( 3 ). In the apparatus,...
7284858 Method for determining distances in the anterior ocular segment  
The invention relates to a method for determining distances in the anterior ocular segment, preferably of the pupils and/or the diameter of the iris, wherein the image of at least part of the eye...
7281797 Optical-characteristic measurement apparatus and fundus-image observation apparatus  
An eye-anterior-part observation system receives light reflected from an eye anterior part of the eye under measurement illuminated by an eye-anterior-part illumination light source. A...
7275824 Fundus camera  
A fundus camera for photographing a fundus of an eye to be examined has a system having an objective lens and a diaphragm arranged in a position approximately conjugate with a pupil with respect to...
7264353 Ophthalmologic image-taking apparatus  
A fixed target position which is synthesized and outputted is shifted to a correct position of a display device in accordance with an image pickup magnification of an eye to be examined. A state in...
7261414 Ophthalmologic apparatus  
There is provided an ophthalmologic apparatus capable of changing a gain to a digitized image signal according to observation and image taking operations by rewriting data in an LUT or selecting 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...
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...
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...
7241011 Fundus imaging system  
An apparatus ( 220 ) for obtaining a scanned image of an eye has a reference locator for pupil alignment apparatus along an optical axis. A pupil profiling apparatus for obtaining an outline of the...
7237895 Ophthalmologic apparatus  
An ophthalmologic apparatus includes alignment driving means for aligning an examinee's eye, detecting means for detecting an alignment state of the examinee's eye, and alignment controlling means...
7226165 Ophthalmologic apparatus  
There is provided an ophthalmologic apparatus which is easily operated. In the ophthalmologic apparatus, during measurement using an eye examination portion for measuring an optical characteristic...
7219995 Apparatus for determining the distance between pupils  
An apparatus for determining the distance between the pupils to yield values representative of lenses properly aligned with the patient's pupils when mounted in the sockets of a spectacle frame....
7147330 Portable eyes protector for preventing the user's eyes from becoming myopic  
A portable eyes protector for preventing the user's eyes from becoming myopic includes a body and a brightness sensor mounted in the body and flush with an outer periphery of the body for sensing a...
7146983 Iris recognition and tracking for optical treatment  
A system and method are provided in which an iris or eye image is taken during a refractive diagnostic analysis. The image is employed for aligning data from the analysis with data from other...
7108691 Flexible scanning beam imaging system  
The present invention is directed to a flexible scanning beam imaging system. In specific embodiments, the scanning beam imaging system comprises a mask, and an objective lens having an objective...
7095901 Apparatus and method for adjusting focus position in iris recognition system  
The present invention relates to a method for adjusting a focus position in an iris recognition system, the method including the steps of: projecting a designated light for measuring a distance...
Matches 1 - 50 out of 204 1 2 3 4 5 >