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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 7939794 | Intelligent solid state lighting A light fixture, using one or more solid state light emitting elements utilizes a diffusely reflect chamber to provide a virtual source of uniform output light, at an aperture or at a downstream optical processing element of the system. Systems disclosed herein also... | 05/10/2011 |
| 7939793 | Intelligent solid state lighting A light fixture, using one or more solid state light emitting elements utilizes a diffusely reflect chamber to provide a virtual source of uniform output light, at an aperture or at a downstream optical processing element of the system. Systems disclosed herein also... | 05/10/2011 |
| 7868287 | Highly diffuse reflector The invention relates an apparatus and method for forming a diffuse reflector. In one embodiment of the invention, a diffuse reflector is formed by exposing transmissive particles of a pre-determined purity to pressure and forming a material having desired diffuse r... | 01/11/2011 |
| 7521667 | Intelligent solid state lighting A light fixture, using one or more solid state light emitting elements utilizes a diffusely reflect chamber to provide a virtual source of uniform output light, at an aperture or at a downstream optical processing element of the system. Systems disclosed herein also... | 04/21/2009 |
| 7439486 | Inflatable spherical integrating source for spaceflight applications A method for calibrating a sensor in a vehicle, such as a space capsule or other space borne apparatus, uses an expandable integrating sphere. A sensor in the vehicle measures the energy from an electromagnetic energy source within the integrating sphere through a c... | 10/21/2008 |
| 7334917 | Illumination device An illumination device comprising at least four luminous units (1, 2), the light emitted by at least two of the four luminous units (1, 2) being suitable for being mixed to form white light. Moreover, an apparatus (3) for dimming at least one of... | 02/26/2008 |
| 7327408 | Illuminator that generates linearly polarized light for microdisplay based light engine A hollow sphere with a scattering (e.g., white diffusive) interior surface directs light input from at least one input light source to an exit. In one embodiment, an internal hot mirror and phosphor are positioned to intercept the input light on which visible light ... | 02/05/2008 |
| 7321126 | Collector with fastening devices for fastening mirror shells There is provided a projection exposure system operable in a scanning mode along a scanning direction. The projection exposure system includes a collector that receives light having a wavelength ≦193 nm and illuminates a region in a plane. The plane is defined by ... | 01/22/2008 |
| 7316497 | Fluorescent volume light source An illumination system, such as might be used for illuminating a projection system, includes at least a first source of incoherent light capable of generating light in a first wavelength range. The system also includes a body containing a fluorescent material that e... | 01/08/2008 |
| 7307704 | Light delivery control system and method A system and method that redistributes light from a light source. The controller can redistribute light to make an irradiance profile of the light source more uniform or make the irradiance profile match a fluid flow profile. The irradiance profile may be controlled... | 12/11/2007 |
| 7284883 | Free-cavity, double-diffusing indirect lighting luminaire A lighting system and device for providing indirect light using free-cavity, double-diffusing configurations are disclosed. In accordance with the embodiments of the invention, a lighting fixture comprises a cover structure with a diffusion layer and a reflective pl... | 10/23/2007 |
| 7265794 | Managing the color temperature for a light source array Providing color management includes receiving measurements of the intensity of colors. A light source generates light beams to yield the colors, where the light beams are generated in accordance to image data to create an image. A target color value is established. ... | 09/04/2007 |
| 7256407 | Lithographic projection apparatus and reflector assembly for use therein A lithographic projection apparatus includes reflector assembly, a foil trap, and a housing that is constructed and arranged to contain the reflector assembly and the foil trap. The reflector assembly is connected to the housing via a first wall, and the foil trap i... | 08/14/2007 |
| 7256390 | Inflatable spherical integrating source for spaceflight applications having a reflective interior surface A system for calibrating a sensor in a vehicle, such as a space capsule or other space borne apparatus, uses an expandable integrating sphere. A sensor in the vehicle measures the energy from an electromagnetic energy source within the integrating sphere through a c... | 08/14/2007 |
| 7248413 | Microlensing particles and applications A microscopic lens, of size approximately 1 micron is used for its optical characteristics. ... | 07/24/2007 |
| 7244043 | Method and system for a processor controlled illumination system for reading and analyzing materials A method and system are described for illuminating a document, such as passports, identity documents or other types of documents, using illumination means under control of a processor to effectively control the angle and direction of light on such documents to expos... | 07/17/2007 |
| 7233009 | Lithographic projection apparatus and reflector assembly for use therein A lithographic projection apparatus includes a grazing incidence collector. The grazing incidence collector is made up of several reflectors. In order to reduce the amount of heat on the collector, the reflectors are coated. The reflector at the exterior of the coll... | 06/19/2007 |
| 7229202 | Light-emitting diode illumination system for an optical observation device, in particular a stereomicroscope or stereo surgical microscope The invention concerns an illumination apparatus for an optical observation device (10), in particular a stereomicroscope or a stereo surgical microscope. A multi-armed light guide with coupler (2) mixes colored light emitted by light-emitting diodes (... | 06/12/2007 |
| 7211785 | Scanning apparatus A scanning apparatus including a cylindrical member and an optical system. The cylindrical member rotates about a rotational axis and has an outer surface to support a storage phosphor sample thereon. The optical system moves in translation parallel to the rotationa... | 05/01/2007 |
| 7198633 | Light/electric probe system and method A stimulation probe system includes a light integrating chamber with a reflecting inner surface. A plurality of LEDs is mounted to introduce emitted light into the light integrating chamber. Each LED produces a different wavelength of light with the plurality of LED... | 04/03/2007 |
| 7196477 | Solar powered light assembly to produce light of varying colors A garden light 10 having a body (11) with a post (12), the lower end of which is provided with a spike (13). The upper end of the post (11) receives a lens assembly (12). Secured to the lens assembly (12) is a cap ass... | 03/27/2007 |
| 7157694 | Integrating chamber cone light using LED sources A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination) uses an integrating cavity to combine energy of different wavelengths from different sources. The cavity has a diffusely reflective interior surface and an... | 01/02/2007 |
| 7148470 | Optical integrating chamber lighting using multiple color sources A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination of light) uses an optical integrating cavity to combine energy of different wavelengths from different sources. Sources of radiant energy of different wavel... | 12/12/2006 |
| 7145125 | Integrating chamber cone light using LED sources A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination) uses an integrating cavity to combine energy of different wavelengths from different sources. The cavity has a diffusely reflective interior surface and an... | 12/05/2006 |
| 7108413 | Sampling for color control feedback using an optical cable Light is mixed within a mixing cavity. Light is transported from the mixing cavity, through an optical cable, to a color sensor. The transported light is sampled by the color sensor. Light color within the mixing cavity is controlled based on information from the tr... | 09/19/2006 |
| 7102538 | LED signal light The present invention provides an LED signal light device comprising a central processing unit, a control panel, an LED signal light, an output and input interface, a battery and an adapter. The central processing unit comprises a microprocessor, a memory and an int... | 09/05/2006 |
| 7091505 | Collector with fastening devices for fastening mirror shells There is provided a projection exposure system operable in a scanning mode along a scanning direction. The projection exposure system includes a collector that receives light having a wavelength ≦193 nm and illuminates a region in a plane. The plane is defined by ... | 08/15/2006 |
| 7075636 | Apparatus and methods for evaluating performance of endoscopy devices and systems A test and measurement system to assess performance characteristics of an endoscope or other optically based diagnostic or treatment devices. The performance characteristics can include the photometric characteristics, the imaging characteristics and the physical ch... | 07/11/2006 |
| 7071633 | Burst pulse circuit for signal lights and method A circuit is provided for over-driving a super-luminescent light emitting diode having a maximum forward continuous current rating. A power supply provides a pulse width modulated signal to an analog memory connected to the power supply and a pulse generator. The pu... | 07/04/2006 |
| 7048416 | Free-cavity, double-diffusing indirect lighting luminaire A lighting system and device for providing indirect light using free-cavity, double-diffusing configurations are disclosed. In accordance with the embodiments of the invention, a lighting fixture comprises a cover structure with a diffusion layer and a reflective pl... | 05/23/2006 |
| 6998623 | Sheets fluorescence detecting sensor A paper sheet fluorescence sensor utilizes an ultraviolet-reflecting filter to orthogonally irradiate a conveying path with ultraviolet light and receive fluorescence from a paper sheet. The ultraviolet-reflecting filter reflects ultraviolet light emitted from an ul... | 02/14/2006 |
| 6995355 | Optical integrating chamber lighting using multiple color sources A system to provide radiant energy of selectable spectral characteristic (e.g. a selectable color combination of light) uses an optical integrating cavity to combine energy of different wavelengths from different sources. Sources of radiant energy of different wavel... | 02/07/2006 |
| 6969843 | Light standard for microscopy The disclosed light standard system provides flat field illumination through the use of an integrating light chamber which is in communication with a microprocessor. The light chamber has at least one high performance light source, such as LED's, recessed within the... | 11/29/2005 |
| 6960769 | Infrared measuring apparatus and method for on-line application in manufacturing processes A single vane shutter flag is asynchronously controlled so that a measuring system light source is interrupted for a minimum necessary amount of time for standardization/calibration and normalization of InGaAs system detectors. Source/detector hemispheres or seriall... | 11/01/2005 |
| 6891979 | Pocket scanners A method and system is disclosed for facilitating the input of information into a computing device by a scanning means. A pocket scanner that has only the minimum components/parts therein and will not operate without being connected to the computing device that subs... | 05/10/2005 |
| 6862118 | Light-condensing device, light-condensing system and image reading apparatus The present invention concerns a light-collecting device equipped in an information reading system for reading, for instance, the radiation image information stored in a photo stimulable storage phosphor sheet. The light-collecting device includes a reflector, shape... | 03/01/2005 |
| 6737637 | Illuminator for illuminating multiple targets A plurality of image sensors are tested concurrently by supplying light emitted by a light source to a first integrating sphere having an input port that receives the light emitted by the light source and having an output port providing output light. The output ligh... | 05/18/2004 |
| 6734958 | Apparatus and methods for evaluating performance of endoscopy devices and systems A test and measurement system to assess performance characteristics of an endoscope or other optically based diagnostic or treatment devices. The performance characteristics can include the photometric characteristics, the imaging characteristics and the physical ch... | 05/11/2004 |
| 6721048 | Detector for spectrometry and integrating sphere measuring device, and spectrophotometer using the same In a detector for spectrometry attached to an integrating sphere, a plurality of detection elements having different spectral sensitivity characteristics is arranged side by side in the same plane on a base, and a side cover is provided such that the detection eleme... | 04/13/2004 |
| 6710329 | Light integrator for film scanning with enhanced suppression of artifacts due to scratches and debris A light integrator produces diffuse illumination from a beam of light wherein image artifacts due to debris within the integrator are suppressed. The light integrator includes an integrator block having an elongated cylindrical light integrating cavity enclosed by e... | 03/23/2004 |
