Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 8113656 | Ophthalmic photography apparatus A monocular image of a fundus of an eye under examination is captured via a photographic stop for monocular photography, and two stereographically viewed images are captured with a parallax via two photographic stops for stereographic photography that are decentered... | 02/14/2012 |
| 8100531 | Ophthalmoscope including an electronic shutter An opthalmoscope for examining a patient's eye includes an illumination device for generating an illumination beam Illumination imaging optics image the illumination beam onto the eye and a scanning device scans the illumination beam over the eye. The opthalmoscope ... | 01/24/2012 |
| 8066374 | Optical system for a fundus camera The invention is directed to an optical system for a fundus camera for reflection-free opthalmoscopy having a beam path with refractive and reflective optical elements which are used substantially in common for illumination and observation or recording. An imaging m... | 11/29/2011 |
| 7445337 | Ophthalmic image sensing apparatus An area having a diameter in which a peripheral area of an eye fundus image is covered with a mask is displayed on a monitor. When a region which may be abnormal is found in the vicinity of a boundary between the mask and the eye fundus image during image viewing, t... | 11/04/2008 |
| 7354153 | Fundus camera A fundus camera capable of favorably obtaining a photographed fundus image and an observation fundus image, has an optical system having an objective lens and a diaphragm at a conjugate position with a pupil relative to the lens, for performing visible photographing... | 04/08/2008 |
| 7347548 | Method and apparatus for measuring a retinal sublayer characteristic Methods and systems are provided for measuring a retinal sublayer characteristic of an eye. A plurality of axial scans are performed over an area of the retina of the eye. Reflections are measured during the axial scans to determine a plurality of sets of reflection... | 03/25/2008 |
| 7338167 | Retinal imaging system A retinal imaging system includes a light source and optics which receive light from the light source and which transmit the light to produce a beam that is substantially convergent. The beam penetrates a lens of an eye and diverges following penetration of the lens... | 03/04/2008 |
| 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 mask-forming section so as to correspond to a determination result. When... | 02/19/2008 |
| 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 the obtained fundus image on its monitor as a moving image, a determ... | 12/11/2007 |
| 7305467 | Autonomous tracking wireless imaging sensor network including an articulating sensor and automatically organizing network nodes A wireless integrated network sensor (WINS) system is provided that integrates articulating tracking systems with WINS network components including visual or infrared sensors and imaging devices to enable precise tracking and targeting of objects moving through a se... | 12/04/2007 |
| 7290881 | Opthalmologic apparatus There is provided an ophthalmologic apparatus that prevents ghost light from generating. In the ophthalmologic apparatus, on an optical path commonly used for an eye fundus illumination optical system and an image taking optical system including an image taking diap... | 11/06/2007 |
| 7252381 | Ophthamoscope An ophthalmoscope has illuminating optics (10) for projecting a beam of light into an eye under examination and imaging optics (14) for creating an image of said eye for viewing by a user. The imaging optics comprises an objective lens system (16 | 08/07/2007 |
| 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 pupil has a pupil profiling light source (176), a sensor... | 07/10/2007 |
| 7234815 | Optical viewing device having an apparatus for partial reduction of the illumination intensity The invention concerns an optical viewing device which incorporates a spectral filter to partially reduce the intensity or wavelength(s) of light transmitted to a specific region of a specimen which may be a human eye. The reduction in light intensity or wavelength ... | 06/26/2007 |
| 7216981 | Ophthalmologic apparatus There is provided an ophthalmologic apparatus that prevents ghost light from generating. In the ophthalmologic apparatus, on an optical path commonly used for an eye fundus illumination optical system and an image taking optical system including an image taking diap... | 05/15/2007 |
| 7198367 | Fundus imaging apparatus and fundus imaging method A fundus imaging apparatus comprises: a beam emitter which simultaneously emits a first laser beam and a second laser beam having a different wavelength from the first beam; an irradiation optical system having a beam scanner which scans the emitted first and second... | 04/03/2007 |
| 7174094 | System and method for reflex-free coaxial illumination A system is provided for reflex-free coaxial illumination that includes an objective lens group having an optical axis. An illumination source is axially disposed from the objective lens. The illumination source provides at least one light beam. The light beam is di... | 02/06/2007 |
| 7110582 | Method for determining binocular balance and disorders of binocularity of an individual or clinical groups of individuals A method for identifying particular disorders of the eyes is disclosed. Initially, an image of the eyes in digital format is taken by a reflex photometer and the image provided to a computer programmed to run a plurality of algorithms that are associated with each t... | 09/19/2006 |
| 7102818 | Microscope having a system for reflecting in illumination The invention concerns a (stereoscopic) surgical microscope having a system for reflecting in illumination in which the illumination beam path (5) is switched into the microscope's main beam path via a deflection element (1) whose diameter exceeds the ... | 09/05/2006 |
| 7048379 | Imaging lens and illumination system An imaging system and method for imaging an object, where an objective lens directs light to the object, a coupling lens receives light reflected from a surface of the object and transmitted through the objective lens, and focuses the reflected light as an image of ... | 05/23/2006 |
| 7001019 | Image observation apparatus and system An image observation apparatus is constructed to project image information displayed on an image display device for displaying the image information, onto a retina of an observing eye by a display optical system, thereby permitting an observer to observe the image i... | 02/21/2006 |
| 6928193 | Fundus imaging Degradations of the image acquired by a fundus camera, including those due to intraocular defects are reduced by digitizing the image, taking an FFT of row and column image data, correlating the FFTs of the rows and of the columns to obtain resultant row product vec... | 08/09/2005 |
| 6914721 | Prism construction for simultaneous zero-degree and oblique illumination of a stereoscopic surgical microscope The invention concerns an apparatus for simultaneous zero-degree and oblique illumination for an optical viewing device, in particular a stereoscopic surgical microscope, which contains a shiftable prism combination (3) for deflecting a first illumination sub... | 07/05/2005 |
| 6605081 | Systems and methods for imaging corneal profiles Systems, methods and apparatus for generating images of portions of the patient's eye, such as the anterior surface of the cornea. The methods and apparatus of the present invention are particularly useful for directly imaging the profile of the ablated r... | 08/12/2003 |
| 6490365 | Eye image pickup device An eye image pickup device includes an object lens; an image pickup element, such as a CCD serving as an image pickup unit; a light shielding portion; and a light guide unit. The light shielding portion shielding one part of the pickup light path is coaxi... | 12/03/2002 |
| 6088470 | Method and apparatus for removal of bright or dark spots by the fusion of multiple images A reliable method and apparatus for illuminating and imaging eyes uses multiple light sources producing multiple images of a subject each created under illumination by different illuminators. A composite image of the subject is formed by selecting pixels ... | 07/11/2000 |
| 6059773 | Method and apparatus for measuring properties of the eye using an virtual object A technique for evaluating the topography of a cornea in which a virtual object of a keratoscope pattern isured. The topography system includes a structured light source to create the keratoscope pattern or another diagnostic pattern, an optical assembly ... | 05/09/2000 |
| 5873832 | Method and apparatus for measuring properties of the eye using a virtual image A technique for evaluating the topography of a cornea, which utilizes a virtual image of a keratoscope pattern. The topography system includes a structured light source to create the keratoscope pattern or another diagnostic pattern, an optical assembly t... | 02/23/1999 |
| 5506634 | Fundus illumination apparatus formed from three, separated radiation path systems Apparatus for illuminating the fundus of an eye with a scanned sample beam of radiation. An embodiment of the present invention is an optical system which includes three, separated radiation path systems--a tilted illumination path system, a decentered ob... | 04/09/1996 |
| 5300964 | Fundus camera A fundus camera includes a light source for observation, and an illiminating optical system having a predetermined illiminating optical axis. The light source for observation illiminates a fundus of an eye via the illiminating optical system. The camera f... | 04/05/1994 |
| 5250966 | Ophthalmic photographing apparatus having a displacement measurement unit An ophthalmic photographing apparatus comprises an illumination optical system for illuminating an eye to be tested, a viewing optical system having a variable magnification optical system for viewing the illuminated eye to be tested, and a photographing ... | 10/05/1993 |
| 5247318 | Fundus camera for photography using a fluorescent agent The fundus camera of this invention for taking photographs by fluorescence comprises an exciter filter 7 in an illuminating optical system 1, and a barrier filter 16 in a photographic optical system 2. A member 11 for eliminating harmful reflected light f... | 09/21/1993 |
| 5118179 | Opthalmological photographing instrument An ophthalmological photographing instrument has photographing means for imaging the fundus of an eye to be tested every time a photographing switch is actuated, and a barrier filter to be inserted into a photographing optical path when a fluorescence pho... | 06/02/1992 |
| 4715704 | Light trap for surgical operation microscopes A microscope for examinations and surgical operations on the eye, having provision for projecting onto the eye a hollow beam of illuminating light, the beam having a dark center portion of the same diameter as the pupil of the eye. Thus the surgeon may ha... | 12/29/1987 |
| 4449798 | Eye fundus observation apparatus In an eye fundus observation apparatus wherein light-intercepting members for eliminating flare are provided at predetermined positions in an illumination optical path which are substantially conjugate with the cornea and the front surface of the crystall... | 05/22/1984 |
| 4443075 | Stabilized visual system A stabilized visual system for directing a beam of energy, such as a laser beam, to a specific selected location in an eye and maintaining the beam in the selected location regardless of eye movements. The system employs a fundus illumination and monitori... | 04/17/1984 |
| 4439024 | Eye examining instrument with variable intensity of illumination light In the disclosed eye examining instrument, an eye inspection system forms a first optical path and an eye illuminating system forms a second optical path which begins outside the first optical path and then extends along the optical axis of the first opti... | 03/27/1984 |
| 4423932 | Eye fundus observing and photographing optical system An eye fundus observing and photographing optical system has an objective lens including a main positive lens component and at least one positive lens component provided at that side of the main positive lens component which is adjacent to an eye to be ex... | 01/03/1984 |
| 4422736 | Eye fundus camera having ring slit mask in illuminating system An eye fundus camera including an illuminating system having two apertured masks. One of the masks has a pair of coaxial ring-shaped slits and located with respect to the objective lens in conjugate with the cornea of the patient's eye, whereas the other ... | 12/27/1983 |
| 4322137 | Fundus observation and photographing optical system In a fundus observation and photographing optical system having an objective lens for forming a primary image of the fundus of an eye to be examined, an apertured mirror disposed rearwardly of the objective lens and obliquely with respect to the optic axi... | 03/30/1982 |