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| Number | Title | Issue Date |
| 8025403 | Ophthalmologic apparatus for imaging an eye by optical coherence tomography An OCT appliance (optical coherence tomography appliance) comprises an OCT module and a camera for observing the fundus of an eye. By recognizing characteristic features (biometric features), the means defining the region observed by the OCT module, in particular th... | 09/27/2011 |
| 8011785 | Optical alignment apparatus and method therefor An optical measurement apparatus comprises an optical system. The optical system comprises a source and an image capture device. The source is arranged to generate, when in use, a beam of electromagnetic radiation. Further, the optical system is arranged to direct t... | 09/06/2011 |
| 7980697 | Fundus oculi observation device and ophthalmic image display device A fundus oculi observation device comprises: a first image forming part configured to form a 2-dimensional image of a surface of a fundus oculi of an eye; a second image forming part configured to form a tomographic image having a cross-sectional position in a measu... | 07/19/2011 |
| 7909462 | Ophthalmologic apparatus An opthalmologic apparatus has an examination unit including a plurality of examining parts for executing different examinations on an eye to and a driver moving the examination unit in the horizontal direction and in the anteroposterior direction. The opthalmologic... | 03/22/2011 |
| 7887184 | Method and apparatus for obtaining the distance from an optical measurement instrument to an object under test Systems and methods for measuring a distance from a reference plane of an optical measurement instrument to a reference plane of an optical device under test are disclose. In one embodiment a system for measuring this distance includes an illumination system, an opt... | 02/15/2011 |
| 7771050 | Ophthalmic apparatus To provide an ophthalmic apparatus capable of performing efficient measurement of a plurality of eye characteristics of an examinee's eye, which comprises a first measurement unit comprising a first measurement system for performing measurement of a first characteri... | 08/10/2010 |
| 7744218 | Pupil position acquisition system, method therefor, and device containing computer software A system and pupil position acquisition method and a device containing computer software for executing the same are provided. The system includes a shooting module, a scanning module, a signal transformation module, and a signal analysis module. The shooting module ... | 06/29/2010 |
| 7708406 | Refractometer for determining the refraction properties of an eye The invention pertains to a refractometer (01) for determining the refraction properties of an eye (02) of a patient with an optical projection device (03) that comprises at least one light source (08) t... | 05/04/2010 |
| 7703920 | Ophthalmic apparatus An ophthalmic apparatus capable of alignment in total automation and manual alignment with an examinee's eye comprising an ophthalmic examination unit, a unit detecting an alignment state of the examination unit with the eye, a main base, a mobile base on which the ... | 04/27/2010 |
| 7695139 | Alignment method for ophthalmic measurement apparatus and alignment device of the same An alignment device for an ophthalmic measurement apparatus including an index projection optical system that forms a plurality of indices on a cornea of an eye to be examined by projecting a plurality of index lights onto the cornea; an imaging optical system that ... | 04/13/2010 |
| 7682022 | Ophthalmic apparatus An ophthalmic apparatus capable of observing an examinee's eye even during switching of measurement modes comprises a first measurement unit, a second measurement unit, an up-and-down movement mechanism, a display device, mode switching means which generates a mode ... | 03/23/2010 |
| 7665846 | Determining optimal positioning of ophthalmic devices by use of image processing and autofocusing techniques A system or method of positioning an ophthalmic device relative to an eye is provided. The method first obtains a series of images of an eye. In these series of images, the distance between the ophthalmic device and the eye is varied while the region of the eye imag... | 02/23/2010 |
| 7654670 | Electric joystick mechanism for an ophthalmic apparatus An electric joystick mechanism for an ophthalmic apparatus which is capable of improving manipulation performance of a joystick and is simple in structure comprises a base, a joystick having a shaft, a driving unit having a motor for moving an ophthalmic examination... | 02/02/2010 |
| 7651223 | Fundus camera A fundus camera capable of preferably photographing the periphery of a fundus irrespective of the state of an eye includes a photographing optical system having a photographing optical axis for photographing the fundus, a fundus observation optical system for pickin... | 01/26/2010 |
| 7641340 | Fundus camera A fundus camera of which the operability in alignment when photographing a fundus is enhanced includes a photographing optical system having a photographing optical axis which photographs the fundus, a fundus observation optical system picking up a fundus observatio... | 01/05/2010 |
| 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 part shifting unit bringing one of the measurement parts to a measur... | 09/15/2009 |
| 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 sensor support supports the image sensor. A patient support supports th... | 08/18/2009 |
| 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 from a cornea of an eye under examination; actuating means for moving t... | 08/11/2009 |
| 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 positioned near the optical portion to direct the patient's view toward ... | 06/23/2009 |
| 7533990 | Ophthalmologic apparatus An ophthalmologic apparatus is disclosed. In one aspect, the apparatus includes ocular fundus photographing systems for forming an ocular fundus image of the examined eye, based on a reflective beam from the ocular fundus of the examined eye, and a light receiving e... | 05/19/2009 |
| 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 a coordinate system, a second camera having a light source arranged ... | 05/19/2009 |
| 7524063 | Ophthalmic apparatus An ophthalmic apparatus capable of performing smooth examination. The apparatus includes a chin rest on which a chin of an examinee is placed, a chin rest moving unit which puts the chin rest into up/down movement, an examination unit which has an examination optica... | 04/28/2009 |
| 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 pupil diameter are calculated, and the position of the centroid of t... | 01/20/2009 |
| 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 capturing means for capturing two images of a partial region of the section i... | 10/14/2008 |
| 7431457 | Methods and systems for tracking a torsional orientation and position of an eye Methods and systems for tracking a position and torsional orientation of a patient's eye. In one embodiment, the present invention provides methods and software for registering a first image of an eye with a second image of an eye. In another embodiment, the present... | 10/07/2008 |
| 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 unit, an observation system, an image recording unit, a central contro... | 08/19/2008 |
| 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 device, first, detects each vertex of an image object as guiding refer... | 08/05/2008 |
| 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 tapered receptacle extending outwardly therefrom. Also, an alignment devi... | 07/22/2008 |
| 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 a target 12 by both eyes or one eye by opening or closing... | 07/01/2008 |
| 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 is provided to move the patient relative to the laser system. To esta... | 06/24/2008 |
| 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, and is disposed behind a divider element (8... | 06/10/2008 |
| 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 from each measurement origin to the edge of the iris; and, outputting ... | 05/27/2008 |
| 7377644 | 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 positioned near the optical portion to direct the patient's view toward ... | 05/27/2008 |
| 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 the reference light LR, and detects this interference light LC. ... | 05/13/2008 |
| 7367672 | Ophthalmic observation apparatus An apparatus for observing an eye of an examinee by imaging the eye, includes an irradiation optical system; an imaging optical system; a monitor; and a display control part, wherein the imaging optical system includes a wavefront detector which receives the beam re... | 05/06/2008 |
| 7366420 | Optical transmission device An optical transmission device for providing stable communication with a partner device by reducing errors in optical axis misalignment. Such errors are caused by uneven distribution of the light intensity in a received light beam resulting from atmospheric microsco... | 04/29/2008 |
| 7360895 | Simplified ocular fundus auto imager An ocular fundus imager automatically aligns fundus illuminating rays to enter the pupil and to prevent corneal reflections from obscuring the fundus image produced. Focusing the produced fundus image is automatically performed using a pair of video sensors and is b... | 04/22/2008 |
| 7347550 | Ophthalmologic image taking apparatus Disclosed is an ophthalmologic image taking apparatus in which, when a processed medical image is read, an intended purpose of image taking can be intuitively and speedy understood, so that an image reading operation is accurately and efficiently conducted. The opht... | 03/25/2008 |
| 7349583 | Global motion estimation image coding and processing The invention provides methods for global motion estimation, determining a coarse estimation, and refining a coarse estimation. Embodiments of the invention provide a fast and robust global motion estimation algorithm based on two-stage coarse-to-fine refinement str... | 03/25/2008 |
| 7347554 | Determining criteria for phakic intraocular lens implant procedures One embodiment of the present invention is a method for determining whether to perform a phakic intraocular lens implant procedure, which method includes: (a) obtaining an image of an anterior segment of an eye; (b) determining a distance from a crystalline lens to ... | 03/25/2008 |
