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| Number | Title | Issue Date |
| 8142018 | Reflectance measurement of macular pigment using multispectral imaging Imaging apparatus and filters are provided for accurately imaging, assessing and measuring a patient's macular pigment. A multi-band filter is employed in combination with a color digital fundus camera to provide a method that operates with a single imaging exposure... | 03/27/2012 |
| 8061839 | Device and method for vision test A device for vision testing comprises a viewing position (6) and an image surface (5). The distance between the viewing position (6) and the image surface (5) is enclosed. The relation between the resolution of the image surface and the d... | 11/22/2011 |
| 7824032 | Eye refractive power measurement apparatus An eye refractive power measurement apparatus for objectively measuring eye refractive power of a patient's eye, includes: a light-projecting optical system that includes a light source and projects measurement light onto a fundus of the patient's eye; a light-recei... | 11/02/2010 |
| 7367673 | Method and apparatus for the diagnosis of glaucoma and other visual disorders A subject (12) observes an image on a display (10). A control (18) produces a fixation image at a selected position in the display, followed by a stimulus spaced from the fixation image. An eye position sensor (14) detects a saccade movem... | 05/06/2008 |
| 7309125 | Method and apparatus for detecting abnormalities in spatial perception An apparatus for detecting abnormalities in spatial perception that consists of a first transparent screen in a close-vision field and a second screen seen through the first one and located in a far-vision field of a person being tested. The apparatus is provided wi... | 12/18/2007 |
| 7306335 | Visual training method and visual training device In a visual training device and a visual training method, different targets are displayed for right and left eyes, respectively, and refractivities of the right and left eyes are measured. Based on the measured refractivities of the eyes, positions of the targets di... | 12/11/2007 |
| 7296892 | Ocular accommodative function examination apparatus An ocular accommodative function examination apparatus for examining an accommodative function of an examinee's eye, comprises: a fixation target presenting optical system which presents a fixation target at a presenting position to the eye, the presenting position ... | 11/20/2007 |
| 7083280 | Pupil measuring apparatus A pupil measuring apparatus includes a mark placed in a space where a background is observable by both eyes; a mark moving device for moving the mark between the eyes and the background; an illumination optical system for illuminating the eyes from the background si... | 08/01/2006 |
| 7073907 | Optometric apparatus An optometric apparatus for subjectively examining visual functions of an eye (PE) of an examinee is disclosed. This apparatus includes: a disposing unit (2) for disposing an optical element (4) in front of the examinee's eye; a cornea position alignme... | 07/11/2006 |
| 6467905 | Acquired pendular nystagmus treatment device A device (10) for treating eye movement disorders is described. The device is wearable, and utilizes servo controlled prisms to treat disorders of ocular mobility in non-invasive and non-pharmacologic manner. Probe (20) comprises an eye movement sensor. T... | 10/22/2002 |
| 6158863 | Pediatric retinoscope Retinoscope with visual and auditory components is disclosed for use in providing a fixation point for the patient when undergoing a retinoscopy procedure.... | 12/12/2000 |
| 6099124 | Ophthalmological system and method An ophthalmological system and method is disclosed having an eye movement sensor. The eye movement sensor provides an output signal. A computer processor processes a signal and provides a signal output. The signal output is utilized to actuate movement of... | 08/08/2000 |
| 6089714 | Automatic segmentation of nystagmus or other complex curves For segmenting a sampled signal having at least two temporally separate interleaved dominant components for the purposes of extracting one or more of the separate components, an automated method of analyzing the sampled signal is used. By selecting a mode... | 07/18/2000 |
| 5877840 | Binocular view function inspecting apparatus and inspecting method A reference image and an index image are displayed on a three-dimensional display device with either one of the images taken as a left eye image and the other image taken as a right eye image. When a movement command to move a display position of the inde... | 03/02/1999 |
| 5450145 | Apparatus and method for testing visual focus control An apparatus and method for testing the ability to control the focussing of an eye. A pair of images originating for apparently different distances are directed simultaneously into the eye of an observer. The observer's ability to focus selectively upon e... | 09/12/1995 |
| 5235361 | Stereoscopic vision testing apparatus Apparatus for use in optometry to determine the degree of stereo acuity present in a patient comprises a frame having a proximal end adapted to engage against the face, particularly the chin of the patient, and carrying a support structure for receiving a... | 08/10/1993 |
| 5060062 | Electronic vision aid device A visual sensory aid system for the partially sighted, designed to be worn around the eyes in a manner similar to that of eyeglasses. Light incident to the image source is detected by receptors mounted on the front lens and processed by the electronic cir... | 10/22/1991 |
| 4838676 | Optical device for measuring the position of the main or other directions of vision of both eyes, and anomalies in binocular vision An optical device can be fitted in front of a patient's eyes and comprises a holder (1) bearing two movable screens (2, 3) of transparent polarizing material. The two screens (2, 3) are moved in front of the eyes, and their position relative to the holder... | 06/13/1989 |
| 4411501 | Device for checking the phoria of an individual under conditions of close vision This device is associated with spectacles 35 which are intended to be worn by the individual in question and which are equipped with crossed analyzers 36, 37. It comprises a ruler 10, which carries a scale 11 and can be seen in polarized light correspondi... | 10/25/1983 |
| 4179195 | Method and apparatus for determining the strabismus angle between the optical axes of a fixing and a strabismic eye A method and apparatus for determining the strabismus angle between the optical axes of a fixing and of a strabismic eye, characterized in that from two light sources, the spacing of which from one another is adjusted to the pupillary distance of the fixi... | 12/18/1979 |
