| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 351201000 | For fusion and space perception testing (e.g., stereoscopic vision) | 28 |
| 20130044290 | VISUAL FUNCTION TESTING DEVICE - A visual function testing device includes: a visual target image presentation unit that presents a visual target image; a visual target image rendering unit that renders the visual target image to be presented on the visual target image presentation unit; a visual function test item selection unit that selects a visual function test item; a visual target image generation unit that generates a visual target image corresponding to the test item selected by the visual function test item selection unit; a viewpoint distance input unit that inputs a distance between the visual target image presentation unit and a viewpoint of an observer; and a visual angle input unit that inputs an angle to be made by the visual target image and the viewpoint of the observer. Based on the viewpoint distance and the visual angle, a display size and display position of a visual target image are calculated. | 02-21-2013 |
| 20130100400 | Amblyometer for balancing bridging rivalrous binocular vision - A machine and method for balancing across the brain's fusion bridge rivalrous stimuli of image pairs having diametrically opposed brightness and means of adjusting the rivalrous balance to measure the depth of a vision defect. | 04-25-2013 |
| 20130100401 | FUNCTIONAL VISION TESTER - A vision testing device includes a partition defining a first side and a second side and an electronic device operable to project a first image to the first side and a second image to the second side. The first image and the second image comprise computer-generated images, and the first image is identical to but offset from the second image. A mirror extends from the first side to the second side and is positioned to reflect the first image and the second image. A first viewing lens is in optical communication with the first side and configured to receive the first image reflected from the mirror. A second viewing lens is in optical communication with the second side and configured to receive the second image reflected from the mirror. | 04-25-2013 |
| 20100201942 | BINOCULAR VISION ASSESSMENT AND/OR THERAPY - An information content difference between a left eye image and a right eye image is adjustable to achieve binocular vision in a patient having a deficiency of binocular vision. A source of image pairs is used along with a dichoptic display system to present a selected one of the images pairs as a right eye image to a patient's right eye and a left eye image to a patient's left eye. The difference at which a patient achieves binocular vision is a measure of a level binocular vision health or function, and continued exposure to the image pairs is therapeutic. The difference can be adjusted during therapy, and restoration of regular binocular vision is possible. | 08-12-2010 |
| 20090290122 | Vision Testing System - A subjective vision testing system is used for visual function tests for examinees. The subjective vision testing system is provided with an optometric apparatus which selectively sets optical elements in front of both eyes of an examinee, an optotype presenting apparatus for displaying optotypes to the examinee, and a controller. The optotype presenting apparatus, based on a command signal for implementation of a binocular balance test, displays optotypes used for binocular balance tests. The optometric apparatus, based on a command signal for implementation of a binocular balance test, sets a first prism in front of the examinee's right eye and a second prism in front of the examinee's left eye. The second prism has a base direction vertically opposite to the first prism and the same prism power as the first prism. | 11-26-2009 |
| 20110267577 | OPHTHALMIC DIAGNOSTIC APPARATUS - The present invention relates to an ophthalmic diagnostic apparatus. The apparatus comprises: a display means ( | 11-03-2011 |
| 20100283969 | BINOCULAR VISION ASSESSMENT AND/OR THERAPY - This invention is a game platform for the assessment and/or treatment of disorders of binocular vision, such as amblyopia. The game content is devised to maximize the possible therapeutic effects by leveraging advanced research in opthalmology, as well as advanced display technology to render images independently to each eye. In particular, the game content engages both eyes at different levels of difficulty, forcing an amblyopic eye to work harder to regain its performance in the visual system. The invention herein described provides a mobile device, capable of interaction with an eye care specialist, for the assessment/treatment of binocular vision using innovative mechanisms for ensuring proper use thereof. | 11-11-2010 |
| 20120069296 | Systems and Methods for Binocular Vision Diagnosis and Treatment - A device for at least one of diagnosis and treatment of binocular vision disorders is disclosed. The device comprises a portable, wearable viewing apparatus that includes a left eye electronic display and a right eye electronic display, a dual data channel input, wherein each data channel corresponds to a respective one of the left eye and right eye electronic displays, a left eye adjustable optic structure adjusting a view of the left eye electronic display, and a right eye adjustable optic structure adjusting a view of the right eye electronic display. The device also includes a controller in communication with the dual data channel input that renders a first image at the left eye electronic display and a second image at the right eye electronic display simultaneously, in which the first and second images are different, and a memory in communication with the controller configured to store at least one of a diagnosis image pattern and a treatment image pattern for said binocular vision disorders for display by the viewing apparatus. | 03-22-2012 |
| 20090213327 | Vision Test Pattern Indicator - A vision test pattern indicator is provided with a color display for displaying optotypes used for binocular vision tests which are conducted with a red filter set in front of an eye of an examinee and a green filter set in front of the other eye, and an arithmetic control part which controls the color display as a first optotype figure is displayed in a green color, a second optotype figure is displayed in a red color, a third optotype figure for fusion stimulus is displayed in a color excluding red and green components and a background of the optotypes is displayed in a white color. | 08-27-2009 |
| 20120194781 | AUTOFOCUSING EYEWEAR, ESPECIALLY FOR PRESBYOPIA CORRECTION - A pair of eyewear has transparent waveguides in each eyewear lens. An illumination subsystem directs a beam of light through the waveguides onto a wearer's eyes. A First Purkinje point imaging subsystem for each lens uses light reflected from the eyes through the waveguides. A controller calculates from the positions of the First Purkinje points the wearer's gaze parallax angle and/or the distance to an object of interest on which the gaze of the wearer's eyes converges. The output of the controller may drive variable-focus eyeglass lenses to enable a presbyopic wearer to focus on the object. Modified Alvarez variable-focus lenses are described. | 08-02-2012 |
| 20090316111 | VISION SCREENER - Generally, the present invention relates to medical devices and a method of vision screening, and more particularly to a pediatric vision screening system and method thereof that identifies a risk factor for amblyopia or diagnoses amblyopia by measurement of microstrabismus. An embodiment of the invention is directed to a method of patient screening for risk factors for amblyopia which includes the steps of illuminating the eye with polarized light, scanning the polarized light about the eye, capturing the retro-reflected light emanating back from the eye, analyzing the retro-reflected light to determine ocular misalignment; and calculating a metric to determine if the patient passes or fails the screening test thereby providing an indication that the patient may have a risk of amblyopia based on either strabismus or anisometropia. The method is effective at detecting amblyopia related to focusing problems without the measuring the focus of the eye directly. | 12-24-2009 |
| 20110025976 | ANAGLYPHIC DEPTH PERCEPTION TRAINING OR TESTING - An anaglyphic image presentation system is provided to evaluate and train a user's depth perception abilities. In embodiments, anaglyphic image target components are presented to a user on a display device. The image target components are then viewed by the user through a set of transmission filter lenses. The transmission filter lenses present and block one or more target components based on the peak wavelength transmission associated with each lens. As a result, a user perceives an anaglyphic target image that is resultant from the perceived image target components when viewed through the transmission filter lenses. | 02-03-2011 |
| 20110025975 | Anaglyphic Depth Perception Training Or Testing - An anaglyphic image presentation system is provided to evaluate and train a user's depth perception abilities. In embodiments, anaglyphic image target components are presented to a user on a display device. The image target components are then viewed by the user through a set of transmission filter lenses. The transmission filter lenses present and block one or more target components based on the peak wavelength transmission associated with each lens. As a result, a user perceives an anaglyphic target image that is resultant from the perceived image target components when viewed through the transmission filter lenses. | 02-03-2011 |
| 20090219482 | VISION TESTING APPARATUS AND METHOD - A testing device and method are presented for detecting binocular vision problems in patients. The testing device includes a body with a flat portion disposed along one side. Extending outwardly from the top of the body is an actuating means. The device further includes a first set of lights disposed on the surface of the device a first distance away from a center point and a second set of lights disposed a second distance away from the center point. Each of the lights in the first set are smaller than each of the lights in the second set. Further, the second distance is shorter than the first distance. | 09-03-2009 |
| 20100053551 | METHOD TO REPRESENT IMAGES FOR DISSOCIATIVE STEREOSCOPIC VISION AND RELATED SYSTEM - The following is a method to represent images for dissociative stereoscopic vision, which allows, by means of some simple operations on stereoscopic images, to develop a device comprising a processing card and LCD shuttering goggles, which together with a computer equipped with a graphic card with LVDS output and any image display device, enable to perform visual acuity tests on patients. | 03-04-2010 |
| 20090153796 | Multi-functional optometric-ophthalmic system for testing diagnosing, or treating, vision or eyes of a subject, and methodologies thereof - Multi-functional optometric-ophthalmic system for testing, diagnosing, or treating, vision or eyes of a subject, and methodologies thereof. Includes: a head mountable unit, including a head mounting assembly, and at least one near eye module assembly (NEMa), mounted upon the head mounting assembly, for generating optical processes or effects which act or take place upon, and are affected by, at least one eye of the subject, and for receiving results of the optical processes or effects from the at least one eye, as part of the testing, diagnosing, or treating of the vision or eyes of the subject; and a central controlling and processing unit. Near eye module assembly includes: a micro-display (μdisplay), a first lens assembly (L | 06-18-2009 |
| 20080309870 | 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 under different viewing conditions. An exemplary embodiment provides a pupilometer which measures any changes in location of a pupil center with changes in viewing distances. As the eye often moves significantly during viewing, the pupil center location will often be measured relative to a convenient reference of the eye such as an outer iris boundary. Pupil size may also be recorded, and the measurements from both eyes of a patient may be taken simultaneously. Exemplary embodiments may be configured so as to allow the vergence angle between the eyes to vary with differing viewing distances, regardless of whether one or both eyes are being measured. | 12-18-2008 |
| 20110134389 | OPHTHALMIC DIAGNOSTIC INSTRUMENT - A binocular wavefront measurement system for performing wavefront analysis on the eyes of a patient, the system comprising an optics system for providing an image to a first eye along a first optical path and an image to a second eye along a second optical path and a sensor system, said sensor system configurable in a first mode for performing a wavefront measurement of a first eye through a portion of the first optical path and configurable in a second mode for performing a wavefront measurement of a second eye through a portion of the second optical path. | 06-09-2011 |
| 20100271592 | APPARATUS FOR MEASURING CRITICAL FLICKER FUSION FREQUENCY AND METHODS OF USING SAME - Apparatuses and methods are provided for measuring the critical flicker fusion frequency of a subject. The apparatus in one aspect comprises two or more light sources, each flickering at a different predetermined frequency. The subject selects one light source from an array of light sources defining a first range of frequencies, the selection representing the light source of lowest frequency that appears as fused to the subject. The frequencies of the light sources are adjusted to second predetermined frequencies defining a second range. The subject selects the light source of lowest frequency that appears as fused to the subject. The frequency value of the second selection can be assigned as the subject's critical flicker fusion frequency. | 10-28-2010 |
| 20120307203 | APPARATUS AND METHOD FOR ESTABLISHING AND/OR IMPROVING BINOCULAR VISION - An apparatus and method are disclosed that provide for establishing and/or improving binocular vision by adaptation of perceptual motor learning for the visual system of a patient suffering of a binocular vision disorder. The apparatus has a set of two units, one for respectively eye, for manipulation of a vision parameter of the visual presentation, e.g. picture, movie, image. To control the visual presentation on respectively unit a processing unit is connected. The processing unit is adapted to determine a boundary value of a first and/or second vision parameter for the first and/or second manipulation of the first and second unit, where binocular vision disappears for the patient. Furthermore, the processing unit controls at least one vision parameter by manipulating, including oscillating or fluctuating, it within a first range, the first range having a maximum value that is less than the boundary value, for the perceptual motor learning. | 12-06-2012 |
| 20110304818 | Anaglyphic Depth Perception Training Or Testing - An anaglyphic image presentation system is provided to evaluate and train a user's depth perception abilities. In embodiments, anaglyphic image target components are presented to a user on a display device. The image target components are then viewed by the user through a set of transmission filter lenses. The transmission filter lenses present and block one or more target components based on the peak wavelength transmission associated with each lens. As a result, a user perceives an anaglyphic target image that is resultant from the perceived image target components when viewed through the transmission filter lenses. | 12-15-2011 |
| 20120038884 | METHOD FOR THE BINOCULAR MEASUREMENT AND CONTROL OF EYE ABERRATIONS, SIMULTANEOUSLY PROVIDING VISUAL STIMULANTS, AND OPHTHALMIC INSTRUMENT IMPLEMENTING SAID METHOD - The invention relates to an ophthalmic instrument and method for measuring, controlling, and handling aberrations ( | 02-16-2012 |
| 20120002163 | Compact Binocular Adaptive Optics Phoropter - A binocular vision apparatus allows a patient to view objects through the apparatus with polychromatic light and monochromatic aberration correction, such that the chromatic aberration of the eye can be combined with the monochromatic aberration correction, so as to provide a more accurate determination of vision quality. The binocular vision apparatus provides left and right viewing optics that can substantially maintain the line of sight of each eye, such that objects can be viewed in a room with 3D depth perception corresponding to the distance of the object from the patient. As both near and far objects can be viewed with binocular aberration correction, the patient can alternate binocular viewing between near and far vision with chromatic aberration so as to evaluate a proposed treatment such as a presbyopia correction. | 01-05-2012 |
| 20120154742 | OPHTHALMIC INSTRUMENT FOR THE MEASUREMENT OF OCULAR REFRACTION AND VISUAL SIMULATION, AND ASSOCIATED METHODS OF MEASUREMENT OF OCULAR REFRACTION, SIMULATION OF OPHTHALMIC ELEMENTS, VISUAL SIMULATION AND FOR OBTAINING OPTICAL PARAMETERS - An ophthalmic instrument for measurement of ocular refraction and visual simulation and a method of measurement obtaining the ocular refraction in a binocular manner, which incorporates a digitally controlled phase modulator for generating best ophthalmic correction in each subject. The instrument enables measuring refraction, not only associated with blurring and astigmatism, but also optical aberration of any order. The phoropter can simulate vision by any phase profile, including those of a diffractive or discontinuous type. The instrument also incorporates a subsystem for presentation of stimuli that produces stereoscopic vision of the same, enabling the subject to enjoy a three dimensional perception during the process, and two output pupils. The instrument, by its electro-optical features, enables simulation of vision as it would be modified after submitting an eye to different surgical techniques, such as refractive surgery or interocular lens implantation. | 06-21-2012 |
| 20120249951 | OPTOTYPE PRESENTING APPARATUS - An optotype presenting apparatus presents optotypes for testing an examinee's binocular visual function. The apparatus includes: an optotype presenting part to display an optotype at a predetermined presenting region; a pupillary distance input part that inputs a pupillary distance between an examinee's left and right eyes; and a control unit that makes the optotype presenting part display left- and right-eye optotypes for a stereoscopic vision test. The control unit determines a lateral inter-optotype spacing between the left- and the right-eye optotypes based on the input pupillary distance so that a fusion optotype seen with the examinee's both eyes is perceived as an optotype that is seen floating or sinking by a fusion distance between a reference position and a predetermined fusion position, and makes the optotype presenting part display the left-eye optotype and the right-eye optotype based on the determined inter-optotype spacing. | 10-04-2012 |
| 20120287398 | HEADS-UP VISION ANALYZER - A binocular vision analyzer apparatus is used for determining a prescription of visual aids for the eyes of an individual. The apparatus includes first and second targets respectively corresponding to the first and second eyes of the individual and at least one illuminator unit for illuminating the targets. An optical system is configured to present respective virtual images of the first and second targets so as to be viewable by the respective first and second eyes. At least one beam splitter disposed in front of the first and second eyes directs the virtual images toward the respective eyes. The apparatus also includes first and second spherical correction devices and first and second cylindrical correction devices that respectively correspond to the first and second eyes. | 11-15-2012 |
| 351202000 | Of abnormal muscular functioning | 2 |
| 20090303435 | EYE EXAMINING SYSTEM AND METHOD - The present invention is directed to a system and method of using a hand held occluder, which is visually opaque but transmits infrared light, in combination with an infrared imaging device for measuring deviations of an eye using cornea reflex measurement of a fixation target. | 12-10-2009 |
| 20110199574 | Method and Apparatus for Determining Ocular Motor Function - A method and an apparatus are presented for determining ocular motor function in a patient. The patient is instructed to wear a pair of test glasses comprising a first lens having a first color and a second lens having a second color, where the first color and the second color differ. A light comprising a first color is projected onto a vertical surface, where the location of the light can be moved on the vertical surface. For each value of (i), an (i)th fixation point is then projected on the vertical surface, where the (i)th fixation point is one of (N) total fixation points and comprises the second color. For each value of (i), a perceived location is recorded upon receiving a signal that the (i)th fixation point is illuminated by the light. Finally, the (N) perceived locations are transformed into an ocular motor function map. | 08-18-2011 |
