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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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7600906 |
Illumination structure comprising a flexible light guide coupled with a light source
Embodiments of an illumination structure are provided. The illumination structure has a flexible light guide with an improved light coupling to a light source. According to one embodiment, the...
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7580603 |
Illumination device, display device, and projection type display device
Aspects of the invention can provide an illumination device capable of preventing or reducing a reduction in efficiency of utilization of lights emitted from the light source, and also suitable to...
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7549782 |
Semiconductor light source configured as a light tube
A tubular light source having a semiconductor light source and a tube is disclosed. The tube includes a transparent medium, the tube having a side tube surface, a center curve, one end surface, a...
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7514883 |
Illuminating device for imaging apparatus
An illuminating device for imaging apparatus includes: a light source; plural batteries that supply power to the light source; plural detection voltage generating units that are provided with...
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7477458 |
Illumination optical system
An illumination optical system for illuminating an object with light from a light source device comprises a plurality of optical surfaces. At least one of the optical surfaces is formed as a...
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7465068 |
Illumination system and method for a mobile computing device
A method of configuring one or more illumination states for illuminating at least two user interface devices of a mobile device, the method comprising assigning a first illumination state to first...
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7352510 |
Light-pipe integrator for uniform irradiance and intensity
Two integrating light pipes are optically coupled to a focusing element to produce light with uniform irradiance and intensity profiles. The first ILP stage is used to receive spatially non-uniform...
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7273309 |
Display device comprising a luminous element with an emission characteristic of controllable solid angle
The invention relates to a display device including a luminous element and a light guide which has coupling locations and decoupling locations and transports a light signal that is emitted by the...
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7256385 |
Display device with combined light guide
An indicating instrument including a light guiding system having at least a first and second light guides, a sensor disposed at a first end of the first light guide and configured to receive...
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7223958 |
Device for and method of driving an electro-optical device
To provide an electro-optical device, such as a display or a printer head having a self-luminous element, in which a light-emitting state of a light-emitting element is detected. The...
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7198396 |
Apparatus for providing light in a structure
Described herein is an apparatus for providing light to a structure consisting of a plurality of fibers, each said optical fiber having an emitting end and a receiving end, the emitting ends of the...
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7172326 |
Optical filter system employing a tilted reflector
An illumination system comprising a light source that emits light of a first sense and a second sense. The illumination system also comprises a collimator that collimates light from the light...
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7167630 |
Beam shaper and imaging head having beam shapers
Beam shapers, imaging heads formed using such beam shapers and methods are provided that are adapted to shape a light beam for use in imaging. In accordance with one method described herein a light...
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7164536 |
Optically coupled toroidal lens:hemi-bead brightness enhancer for total internal reflection modulated image displays
A brightness enhancing structure for a reflective display. A plurality of transparent hemi-beads form a film substantially covering and protruding inwardly from the structure's inward surface. A...
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7144130 |
Illumination device
An illumination apparatus for illumination of light by emitting light from LED for each of RGB colors capable of optionally setting a color temperature and controlling the brightness after the...
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7113670 |
Method and device to improve backlight uniformity
A hot spot filter for a light guide is created by taking an image of the light output pattern of an illuminated light guide. The hot spot filter may be a film, a layer, or an additional liquid...
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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...
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7048424 |
Light integrating column
A light integrating column having an illumination column and windows that allow light to enter and exit the illumination column. The illumination column can be a solid rod or a hollow tube. In an...
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7046897 |
Light beam preparation arrangement
A light beam preparation arrangement includes a light tunnel, a rotatable unit, and a drive unit. In one aspect, a fixation rigidly attaches the light tunnel directly to the drive unit. In another...
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7039286 |
Light guide module having uniform light diffusion arrangement and method for making the same
A light guide module ( 10 ) for use in a flat panel display ( 21 ) comprises a light guide pipe ( 20 ) having a light emitting surface ( 21 ), and a light incident surface ( 25 ) orthogonal to the...
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7018084 |
Lighting display system
The present invention concerns a lighting display system. The system includes at least one non-transparent cable for transmitting light, at least one light emitting diode disposed at a first end of...
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6957904 |
Illumination device utilizing displaced radiation patterns
In one embodiment, the invention is directed to an illumination device. The illumination device includes a light emitting diode that emits a radiation pattern, wherein a maximum luminous intensity...
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6917452 |
System and method for providing uniform illumination as received by an optical detector
The present invention is directed to a system and method which capture images by use of an optical detector. The system and method illuminate a scan region utilizing a bulb that emits light of...
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6902290 |
Finger-mounted light for variable light output
A finger-mounted light system includes an (LED) mounted in a casing adapted for strapping to one hand and operated by a light output control knob. A housing that includes a power source (e.g.,...
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6840662 |
Architectual star field
A decorative dome with controlled light enhancement consisting of a substantially concave structure having opposed front and rear faces and a plurality of apertures extending therethrough, for...
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6830366 |
Delineator lighting apparatus
A lighting apparatus includes at least two light-emitting elements, the light-emitting elements having at least two light-emitting zones which are disposed in a regular pattern throughout the...
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6817745 |
Optical means primarily for decorative applications and articles including same
Optical means including an optical source, selection means and optical guiding means, the optical source includes means for producing a plurality of optical regions of different colours, the...
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6805468 |
Surface light source device and liquid crystal display device using it
A prism member is interposed between an LED board and a light incidence surface of a light guide plate. The prism member includes a prism sheet consisting of minute prisms that are arranged along...
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6786628 |
Light source for ophthalmic use
An instrument for providing illumination of intraocular tissue during surgery generally includes a hand held light source which includes a light emitting diode, a power source for driving the diode...
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6755562 |
Illuminating apparatus for image processing type measuring machines
An illuminating apparatus for image processing type measuring machines that is capable of coping with a wide diversity of objects to be measured to enable accurate imaging the object and rarely...
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6739744 |
Light delivery systems and applications thereof
A lighting device includes an optic light guide having a free end that emits directional light. Surrounding the free end is a sleeve having an aperture through which a beam of light emitted by the...
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6714711 |
Optical waveguide illuminator
Methods and apparatus for producing an optical waveguide illuminator are disclosed. By controlling the propagation of light in the core and cladding regions of the waveguide, distributed light...
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6683421 |
Addressable semiconductor array light source for localized radiation delivery
A photocuring device and a method of photocuring using it. The device includes a housing and a light emitting semiconductor array mounted to the housing, capable of emitting light energy having a...
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6676284 |
Apparatus and method for providing a linear effect
An apparatus for providing an output of at least one of electromagnetic waves and sound waves comprises a power supply, a support structure, a controller, and a plurality of transmitters arranged...
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6601985 |
Medical lighting systems using electrodeless metal halide lamps and fiber optic light pipes
A medical lighting system is provided using electrodeless metal halide lamps and fiber optic light pipes to provide illumination to a plurality of medical appliances from a remote light source. In...
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6592245 |
Method for optically marking an elongated indication path and devices using same
The present invention relates to a method for optically marking an elongated indication path. This method is comprised of supporting an optic sieve ( 1 ) along an exposed indication path, and...
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6540390 |
Intensity controllable hand-held surgical light
A hand-held surgical light assembly is provided with a light source, and a handpiece which is adapted to be grasped and manipulated by a user. The handpiece has a light guide with a proximal end...
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6499864 |
Lighting device, and method of operating a lighting device
A lighting device with a light source and a first reflector which directs light provided by the light source towards at least two focal points in the operational state, is to be constructed such...
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6471382 |
Light guiding headlight for a vehicle
A lighting device for motor vehicles, having at least one light output element to produce a given light distribution, having at least one light source arranged at a distance from the light output...
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6464383 |
Fiber optic ceiling supported surgical task light system with optical commutator and manual zoom lens
A surgical task light is provided including a light source adapted to generate light. An elongate optical fiber carries the light generated by the light source to a remote target site. The optical...
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6428198 |
Display system having a light source separate from a display device
High luminance display devices, typically utilized in applications requiring sunlight readability, require unique design methodologies as the thickness approaches a maximum of one-inch. The present...
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6402358 |
Fiber optic illuminator
A fiber optic illumination system having a plurality of fiber optic heads, each head producing pilot and strobe illumination from an exit aperture, one or more pilot lamps, each producing a pilot...
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6367958 |
Three dimensional dimmer
An endoscopic device includes a dimming assembly having an array of segments which is successively insertable into a path of a light beam. The segments have outlines of different geometric shapes...
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6357903 |
Line type illuminator
A line type illuminator comprising a plurality of light sources at a side of one end of a rod-like transparent light guide, wherein an auxiliary light scattering pattern is formed with two (2)...
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6296383 |
Method and apparatus for controlling light
The invention relates to a method and an apparatus for controlling light from a light source (1) to a lighting location. A preferred embodiment of the invention comprises precisely one central...
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6236785 |
Variable optical splitter
An optical splitter for distributing a beam of light along a plurality of output paths. The amount of light output from each output path is user adjustable according to one embodiment of the...
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6220740 |
High efficiency dual output light source
A centralized lighting system is provided having a high intensity light source which is disposed at approximately the first optical focal point of an ellipsoidally shaped reflector member. A mirror...
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6169836 |
Optical transmission tube and method for making the same
A method of making an optical transmission tube comprises having a tubular clad and a core covered with the tube and having a refractive index higher than the clad. The core has light-scattering...
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6152577 |
Remote illumination system having a light output modifying apparatus
An illuminator for a high energy remote lighting system includes a light source for generating light energy and a selectively positionable light output modifying apparatus having a plurality of...
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