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Match Document Document Title
7597445 Program for optometry, recording medium and subjective optometric apparatus having the optometric program, and optometric method  
The present invention is directed to a program for optometry, which is used for a control device. The program includes a first unit to measure an amount of heterophoria of eyes of an examinee to be...
7575321 Apparatus and method of diagnosis of optically identifiable ophthalmic conditions  
An apparatus that can measure images of at least a portion of an eye and record data sets indicative of a neurological condition. A method interrelates an image and a data set to provide an...
7556380 Apparatus and method for self-measurement of intraocular pressure  
An apparatus and method for the self-measurement of intraocular pressure utilize a tonometer disposed within a housing and having a tonometer tip. The apparatus further includes an adjustment...
7549749 Visual stimulator  
The present invention relates to a visual stimulator, which comprises a light stimulation source, a regulable attenuator of light, mirrors for reflecting light and light detectors. The visual...
7537342 Subjective optometric apparatus  
A subjective optometric apparatus includes: a target-presenting device; an optical element-arranging device configured to set optical elements between the target-presenting device and eyes to be...
7524065 Vision testing with rendered digital imagery modification under viewer control  
Tools and techniques for vision testing alter refractive characteristics of rendered digital imagery and use feedback from a test subject to calculate information about errors in the subject's...
7520610 Process of treatment of data with the aim of the determination of visual motifs in a visual scene  
The invention relates to a method for processing data representative of an interaction between a user ( 12 ) and his work environment ( 14 ), characterized in that it includes the following steps: ...
7494220 Method and system for improving accuracy in autorefraction measurements by including measurement distance between the photorecptors and the scattering location in an eye  
A method and associated system improve accuracy in objective refraction measurements by including the measured distance between the photoreceptors of a subject's eye and the scattering location of...
7481534 Optomechanical and digital ocular sensor reader systems  
System, methods, and devices are described for eye self-exam. In particular, optomechanical and digital ocular sensor reader systems are provided. The optomechanical system provides a device for...
7470026 Method and apparatus for measuring operating visual acuity  
The present invention provides a method and apparatus for measuring operating vision. An optotype mark is displayed (step 103 ). A subject's response to the optotype mark is accepted via an input...
7458686 Optometry apparatus  
Provided is an optometry apparatus capable of checking details of input operation performed by a person to be examined to smoothly perform an examination. The optometry apparatus includes: an...
7413304 Ophthalmic apparatus  
A grid formed with apertures of a predetermined shape is illuminated with light from a lamp and projected onto a tear meniscus accumulated on the lower eyelid. The aperture image projected on the...
7407289 Optometry apparatus  
The optometry apparatus includes an index projecting optical system for projecting an index for cross cylinder test to an eye for shortening examination time, a variable cross cylinder lens...
7393104 Ophthalmic testing unit and ophthalmic testing equipment  
When a Landolt ring optotype is presented in a visual acuity testing unit, an examinee answers a position of a slit of the optotype through an operation of a joystick lever or the like. If an...
7387386 Ophthalmologic image processing apparatus  
To synthesize an aperture mask having unnoticeable steps with a taken fundus image. In an image processing apparatus, taken fundus image data is inputted and then analyzed. After that, an aperture...
7370970 Eyeglass detection method  
The presence of eyeglasses worn by a human subject is detected regardless of whether the subject's head is viewed frontally or in profile. Image data within search windows defined relative to the...
7364299 Integral apparatus for testing twilight vision and glare sensitivity and a method for operating the apparatus  
An integral apparatus for testing twilight vision and glare sensitivity and a method for operating the apparatus. The abstract of the disclosure is submitted herewith as required by 37 C.F.R....
7311400 Determining clinical refraction of eye  
Eye refraction is measured to achieve desired quality via a selected vision characteristics. A characteristic of vision is selected to correlate to the desired quality of vision from a group of...
7278741 Display apparatus and method for forming an image on a viewer's retina  
A display device for projecting images of an imaging plate into a retina of an eye of a viewer has a light source, a scattering plate for scattering the light from the light source, an imaging...
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...
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...
7241013 Optometric apparatus  
An optometric apparatus comprises: a pair of right and left lens chamber units, each unit including a test window and optical elements to be selectively disposed in the test window; and a...
7237897 Optometric apparatus  
An optometric apparatus comprises: a pair of right and left lens chamber units, each unit including a test window and optical elements to be selectively disposed in the test window; a convergence...
7211050 System for enhancement of neurophysiological processes  
Treatment apparatus and method for the enhancement of neurophysiological processes of a patient's visual system utilizes a computer generated display that provides a patient simultaneously with...
7204591 Device using light emitting diodes for predicting the optical density and diagnostic color of sunglass or therapeutic lenses using contrast sensitivity information  
A device using light emitting diodes directed at the patient as a light source for evaluating the appropriate color and density of filters or sunglasses for a patient is disclosed. The device may...
7195355 Isolating and quantifying functional impairments of the gaze stabilization system  
A method for isolating and quantifying impairments of a subject's gaze stabilization system is provided. A subject's static visual acuity is measured to arrive at an assessment. The subject's...
7159984 Subjective optometric apparatus  
Disclosed is a subjective optometric apparatus in which the earpiece members and the nose pad member for attaching the main body of the device to the subject can be easily adjusted without...
7156517 Optometric apparatus  
A subjective optometric apparatus comprises: right-eye and left-eye examination units, each including a test window and optical elements that are manually selectively disposed in the test window;...
7077522 Sharpness metric for vision quality  
A vision metric, called the sharpness metric, indicates the subjective sharpness of a patient's vision by taking into account both the wavefront aberration and the retinal response to the image. A...
7006130 Visual cue for display testing having one bit resolution  
A display test system includes a symbol source and a controller connected to the symbol source for receiving a symbol in response to a testing event whereupon the controller causes the display to...
6869427 LED fixation device for topical anesthesia eye surgery  
An LED fixation device that is secured to a patient's face and covers the patient's fellow eye during eye surgery to provide a lighted fixation target. The fixation device includes an eye shield, a...
6848789 System, method and article of manufacture to determine and communicate optical lens sizing and prescription information  
The proposed invention calculates the circumference of an optical lens taking into consideration external variations in lens size and shape. The invention, utilizing a uniquely designed optical...
6817715 Method and a device for measuring reading ability and/or visual acuity  
A method for measuring reading ability in which the test subject reads passages at a predetermined distance from the eyes of the test subject, the text size of the passages varying in steps in the...
6608615 Passive gaze-driven browsing  
Passively tracking a user's eye gaze while the user is browsing a web page and modifying the presentation of the web page to the user based on the tracked gaze. By combining historical information...
6227668 Visual test using counter-phase chromatic and achromatic stimuli  
A novel psychophysical visual test based on the visual response of the eye to alternating chromatic complementary colors or achromatic grays of varying saturation, luminance and/or contrast is...
5914772 Method and device for testing eyes  
The present invention relates to a device and methods for testing eyes. This method is objective in nature and can be performed by a technician, only requiring specialized personal to interpret the...
5892570 Method and apparatus for measuring and correcting metamorphopsia  
A method and apparatus are provided for the evaluation and measurement of metamorphopsia. The apparatus includes a pattern generator that displays a deformable pattern, such as an Amsler grid, on a...
5886770 Device for use in the examination of the visual field of a subject  
A visual field test device (10) is disclosed which allows a larger area of the visual field to be examined and allows use of the device for testing for diseases of the eye and brain, for example,...
5825460 Visual function measuring apparatus  
A visual function measuring apparatus includes a visual target displaying device for presenting visual targets of different sizes successively to an eye to be examined, and a response inputting...
5805270 Device and method for testing field of vision  
An apparatus for performing assessments of field of vision that is portable, does not require the patient to adopt a particular posture or position relative to the testing device and may be...
5731863 Ophthalmic apparatus for inspecting a refractive power of an eye  
An ophthalmic apparatus providing a subjective refractive power measuring device for respectively placing optical elements in inspection windows and inspecting refractive powers of eyes to be...
5675399 Ophthalmic apparatus  
An ophthalmic apparatus includes a visual target indicating portion for indicating patterns of at least three directions each consisting of a plurality of parallel lines, a visual target optical...
5661539 Visual tool for assessing the ergonomic position of a video display terminal  
A novel apparatus for assessing and quantifying the ergonomic position of a video display terminal (VDT) is disclosed. In the preferred embodiment, the apparatus includes a substantially planar...
5661538 Portable self-measurement pupillometer with active opto-electronic centering aid and method for use thereof  
Pupillometers with semi-passive targets. The semi-passive targets allow a user of the pupillometer to center the user's pupil on an optically sensitive element in the pupillometer to characterize...
5627612 Ophthalmic apparatus having program storing means  
An ophthalmic apparatus for inspecting visual functions of eyes to be examined, providing an optical unit having ophthalmic windows, for respectively placing optical elements in the ophthalmic...
5617157 Computer controlled subjective refractor  
A computer controlled subjective refractor includes a microcomputer based remote hand control connected to an enclosure which houses the optical elements of the refractor and which controls their...
5610671 Ophthalmic apparatus  
Disclosed herein is an ophthalmic apparatus for obtaining a refractive corrected-degree based on a refractive power of each of eyes to be examined, the ophthalmic apparatus comprising a refractive...
5596378 Lens selection system  
An eyeglass lens selection system for untrained persons includes a carrier that is slidably mounted in a viewer module. An eye chart faces the viewer module and an elongated arm connects the chart...
5530492 Ophthalmological instrument for producing dichoptic stimuli on a visual display terminal  
A method and system for presenting two successive images on a video display unit as a dichoptic stimulus of substantially equal intensity, wherein a first image is displayed at a predetermined...
5515118 Reflective stimulus for computer screen simulation for eye examinations  
A test card for use in eye examinations emulates the light return profile of a video display screen such as those commonly used in connection with computers. The test card is used for prescribing...
Matches 1 - 50 out of 151 1 2 3 4 >