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7621646 |
Curved band-pass filter
An apparatus includes an electromagnetic radiation source, a reflector about the source having an aperture and a curved band pass filter at least partially across the aperture.
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7618170 |
Infrared light irradiating lamp for vehicle
An infrared light irradiating lamp for a vehicle includes a projection lens disposed on an optical axis extending in a longitudinal direction of the vehicle, a light source bulb disposed behind a...
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7614763 |
Operating table lamp
An operating lamp includes at least one white light source for illuminating an operating area, a plurality of colored light sources for illuminating the operating area, and a controller adapted for...
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7604360 |
Integrated sensor for correlated color temperature and illuminance sensing
A sensor for measuring the properties of light from a light source is disclosed. The sensor includes first and second photodetectors that are illuminated by the light. The first and second...
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7600893 |
Display apparatus, method and light source
In accordance with the invention, a display apparatus including a light source is provided, the light source having at least one superluminescent light emitting diode (SLED), the apparatus further...
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7597457 |
Lighting apparatus
A lighting apparatus is provided. The lighting apparatus includes a power supply housing section, a circuit board housing section, a light source housing section, a cutout portion, and a light...
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7582906 |
Lighting device and display device provided with the same
A lighting device surface-emits light from a light emitting surface of a light emitting element and guides the emitted light using a light guide member. The lighting device has a first wavelength...
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7581342 |
Display device
A display device includes an ultraviolet light source, a color light source, and a filter selectively hit by their lights. The filter has a first area part for displaying the first display contents...
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7575350 |
Night vision system for motor vehicles
An infrared lighting device for motor vehicles, for example a headlight, has a radiation source and a filter, whereby the device emits white and infrared radiation at a certain intensity in a...
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7575340 |
Light-emitting diode light source system
A light-emitting diode light source system includes a plurality of light-emitting diode modules for providing light beams; a light-combining unit including a plurality of light incident sides and a...
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7573189 |
Illumination system comprising a radiation source and a fluorescent material
The invention relates to an illumination system comprising a radiation source and a fluorescent material comprising at least one phosphor capable of absorbing a portion of the light emitted by the...
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7572028 |
Methods and apparatus for generating and modulating white light illumination conditions
Methods and apparatus for generating and modulating white light illumination conditions. Examples of applications in which such methods and apparatus may be implemented include retail environments...
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7556404 |
Light source device with equalized colors split, and method of making same
A light source device includes a light emitting diode (LED) device, a lens and a light diffusing layer. The LED device includes an LED chip, which emits light, and a fluorescent, which converts a...
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7553056 |
Backlight unit
A backlight unit that converts ultraviolet light emitted from light-emitting lamps into visible light is disclosed. The backlight unit also reflects the visible light, thus achieving improved...
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7553040 |
Underwater pool light
An underwater light that can include a mounting assembly attachable to a pool wall without having to make a niche in the wall, a housing coupled to the mounting assembly and including a light...
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7547114 |
Multicolor illumination device using moving plate with wavelength conversion materials
A multicolor illumination device using an excitation light source and a multi-segmented moving plate with wavelength conversion materials (e.g. phosphors) is disclosed. The exciting light source is...
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7543959 |
Illumination system with optical concentrator and wavelength converting element
A light emitting device includes a light emitting element, an optical concentrator, such as a compound parabolic concentrator, a dichroic filter between the light emitting element and the optical...
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7540632 |
Spectrally controlled display backlight emissions for night vision imaging system compatibility
A lighting assembly topology that utilizes spectrum controlling materials to render the illumination compatible with night vision imaging systems. The lighting assembly can be used as either a...
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7537356 |
Method for improving color purity of light source module and fluorescent lamp and LED device applying the method
A method for improving color purity of a light source module is provided. The light source module includes a light source suitable for emitting color lights with different wavelengths and a...
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7530715 |
Luminescent assembly with shortwave and visible light source
A luminescent assembly has a housing, at least one shortwave light source, at least one shortwave light reflecting cover and a primary visible light source. The shortwave light source is mounted...
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7524088 |
Light source unit and projector system
A light source unit includes a light source made up of a reflector having a lamp accommodating opening and a light exiting opening, and a lamp having a bulb for emitting light and electrode...
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7524084 |
Illuminating device, and projection type video display
Three light sources are provided as a light source. A first light source emits a light in red, a second light source emits a light in green, and a third light source emits a light in blue. Each...
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7521877 |
Dimmer circuit for a discharge lighting apparatus
There is provided a discharge lamp lighting apparatus including a dimmer circuit which is provided with a control means to dynamically adjust screen brightness according to an input signal, and a...
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7507006 |
Fixing structure
A lamp receptacle of a projection apparatus includes a receptacle body defining a receiving space, and having a peripheral wall and an upper opening. The peripheral wall is formed with an aperture....
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7503676 |
Light-emitting device and illuminating apparatus
A light-emitting device has a base, a light-emitting chip and a light emitter. The light-emitting chip is made of semiconductor material, and is mounted on the base. The light-emitting chip...
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7497595 |
Lighting fixture having two-speed color-changing mechanism
A lighting fixture having a color-changing mechanism, such as a color wheel, for cycling through a plurality of colors, such as by rotating, at a first speed and a second speed. The second speed is...
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7497594 |
Illuminating device and projector
An illuminating device includes: a lamp device that includes a lamp body, which is a light source, and a concave reflector for reflecting light emitted from the lamp body; and a lens member that...
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7494228 |
Compact mixing cavity for multiple colors of LEDs
For mixing different light colors from different LEDs or energized phosphors, an elongated mixing tunnel is used having a reflective inner surface. LEDs of different colors are optically coupled...
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7490966 |
Illumination system
An illumination system having a light source, an integration rod and a color wheel is provided. The light source is suitable for providing a light beam. The light integration rod and the color...
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7478916 |
Ground lighting fixture
An apparatus for illumination having a housing suited for in ground use, which contains at least one lamp which is surrounded by a reflector, a controller for controlling the lamp and light...
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7476015 |
Backlight apparatus and liquid crystal display apparatus
A low-profile edge-lit backlight apparatus includes a light guiding plate which guides light introduced from a side by utilizing total reflection on a light emitting surface as one principal...
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7473010 |
Light cover
A light cover has a transparent element manufactured from polycarbonate and an infrared filter angled so as to reflect infrared radiation emitted from a light source way from both the transparent...
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7461950 |
Field sequential lighting device and image projecting device
A field sequential lighting device for emitting light corresponding to a plurality of colors using a field sequential method includes: a light source; and a light converting section for...
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7456416 |
Plug-in radiation source module for a weathering apparatus
A plug-in radiation source module ( 10 ) for mounting and locating a radiation source ( 3 ) for a weathering apparatus ( 20 ), the plug-in module ( 10 ) being configured to be insertable from...
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7452105 |
Optical system for a wash light
A wash light optical system for use with a light beam generator includes a converging optical element that reduces the size of a light beam from the light beam generator, a color filtration...
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7452104 |
Infrared filter system for fluorescent lighting
A method and apparatus that effectively filters infrared light from fluorescent lighting and that is easily adapted to typical fluorescent lighting and assemblies. A fluorescent lighting fixture...
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7441923 |
Operating room light fixture and handle with control element
An operating room light fixture with a light fixture housing, in which at least one lighting unit with at least one light source is arranged, with a handle, which is arranged on a side of the light...
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7434963 |
Lighting system and optical projection structure therefore
A new lighting system is provided that is particularly useful in projecting light to a deck where pilots use night vision goggles (NVGs). The system comprises a pair of subsystems that project...
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7431467 |
Portable forensic lighting device
Crime scene lighting devices are used in forensic criminology for illumination and investigation at crime scenes using fluorescence excitation. High radiation powers are required both for white...
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7413317 |
Polarized UV exposure system
A light exposure system is used to expose an alignment layer formed of anistropically absorbing molecules so as to allow alignment of subsequently applied liquid crystal polymer (LCP) molecules....
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7401944 |
Operating room light fixture having two light sources and a control unit
An operating room light fixture having a first lighting unit including a first light source and an external reflector, a second lighting unit including a second light source and an internal...
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7399087 |
Segment type color wheel and manufacturing method of same
A color wheel includes a plurality of color filter segments disposed so as to form a disk configuration, and a support member to fixedly set the plurality of color filter segments in place. Each of...
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7390094 |
Method and apparatus to achieve a neutral dark state in image projection systems
An absorptive layer is added to an image display system. The absorptive layer is selected to compensate for tint in a black state of a displayed image. In a Liquid Crystal On Silicon (LCOS) based...
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7380962 |
Optical manifold for light-emitting diodes
An optical manifold for efficiently combining a plurality of blue LED outputs to illuminate a phosphor for a single, substantially homogeneous output, in a small, cost-effective package....
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7370992 |
Projector
A projector comprises a light source, an Ultraviolet/Infrared Radiation (UV/IR) filter, a color wheel and means for guiding the light beam reflected by the color wheel toward directions away from...
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7370990 |
Equipment for a change of rotary gobos
For lighting equipment for illumination of theatre and show stages and platforms there is designed an equipment for change of rotary gobos comprising a carrier disc supporting interchangeable...
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7367691 |
Omnidirectional one-dimensional photonic crystal and light emitting device made from the same
A light emitting device includes a light-generating unit for generating a primary light in a first wavelength range, a wavelength-converting member connected to the light-generating unit for...
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7357544 |
Night vision system for motor vehicles
An infrared lighting device for motor vehicles, for example a headlight, has a radiation source and a filter, whereby the device emits white and infrared radiation at a certain intensity in a...
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7357537 |
Light source for projector and projection type image display apparatus using thereof
Provided is a projector light source which can effectively project a light beam having a sufficient volume from a lamp as a light source, and which is highly accurate and is excellent in...
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7350929 |
Method for controlling a lighting device
A method for controlling a lighting device that consists of at least a lighting source, a color sequential device and a single light valve consisting of an array of light processing elements that...
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