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7588352 |
Optical apparatus
Optical apparatus with a discharge lamp and a concave reflecting mirror, the concave reflecting mirror has a front elliptical reflecting mirror portion, a middle spherical reflecting mirror...
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7567379 |
Technique to prevent tin contamination of mirrors and electrodes in an EUV lithography system
Passivation coatings and gettering agents may be used in an Extreme Ultraviolet (EUV) source which uses tin (Sn) vapor as a plasma “fuel” to prevent contamination and corresponding loss of...
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7518299 |
Compact PAR lamp comprising an ellipsoid reflector having more than one focal point
A compact PAR lamp ( 10 ) has a hollow body ( 12 ) arrayed along a longitudinal axis ( 14 ) and has an open end ( 16 ) and a substantially closed neck end ( 18 ) and containing a light source...
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7405871 |
Efficient EUV collector designs
A collector that includes a laser produced plasma (LPP) extreme ultra violet (EUV) light source and a first optical path from the source to a mirror. The mirror is the first mirror that light...
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7402940 |
Surface light emitting apparatus
A surface light emitting apparatus that can be made smaller in depth and lighter in weight and has high uniformity in luminance over the light emitting surface is disclosed. The surface light...
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7397189 |
Lamp device and projector therewith
In a lamp device provided with an arc tube, a principal reflection mirror, and a sub-mirror; a decrease in illumination light, caused by a trigger line disposed to improve the turn-on...
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7394188 |
Phosphor based light source component
A method of making a light source includes the steps of forming a first optical component having a phosphor material in fixed relation to a first multilayer interference reflector, providing a...
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7385338 |
Cylindrical lamp employing internal reflector
A lamp ( 10 ) comprising an hermetically sealed, cylindrical envelope ( 12 ) arrayed about a longitudinal axis ( 13 ); two filament supports ( 14, 16 ) sealed in the envelop; a filament ( 18 )...
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7382091 |
White light emitting diode using phosphor excitation
A white light emitting diode (LED) is provided, which includes a reflective mirror arranged on the light emitting path of a blue or an ultra violet LED die at an appropriate angle. Phosphors are...
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7377670 |
Illumination device and projector equipping the same
Exemplary embodiments of the present invention include a second reflector attached to a sealing portion so that its reflection surface may surround substantially the front half of a light emitting...
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7355328 |
Short-arc lamp with dual concave reflectors and a transparent arc chamber
A short arc lamp with two transparent apertures. The lamp includes a sealed transparent arc chamber with an internal integral light reflector, and an external light reflecting element positioned...
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7329011 |
Light source unit, method of manufacturing light source unit, and projector
A light source unit including an arc tube having a light emitting section, sealed sections, an elliptic reflector, and a secondary reflecting mirror to cover the front side of the light emitting...
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7309953 |
Electron beam pumped laser light source for projection television
An electron beam pumped laser including a surface-emitting laser faceplate oriented at a non-perpendicular angle. Embodiments are described in which a bending coil bends the electron beam, or in...
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7306830 |
Method for coating the quartz burner of an HID lamp
In order to improve the energy balance of an HID lamp, the quartz burner, preferably the inside thereof, is coated with a UV reflecting layer system by alternatingly applying amorphous thin layers...
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7279826 |
Reflector lamp with a partially reflective burner
A reflector lamp is described which consist essentially of a light source, in particular in the form of a high-pressure gas discharge lamp (HID [high intensity discharge] lamp or UHP [ultra high...
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7235918 |
Thermally-conductive plastic articles having light reflecting surfaces
A thermally-conductive polymer composition suitable for making molded reflector articles having light-reflecting surfaces is provided. The composition comprises: a) about 20% to about 80% by weight...
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7233100 |
Lighting apparatus using microwave
A lighting apparatus using microwave comprises: a waveguide for transmitting microwave generated in a magnetron; a mesh screen installed on an outlet portion of the waveguide for blocking a leakage...
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7224107 |
Illumination unit
An illumination unit has a light source, in particular a high-intensity discharge lamp or an ultra high performance lamp, a main reflector and a back reflector with an aperture opposite the main...
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7218043 |
Plasma display panel with light guides for improving contrast
Disclosed is a plasma display panel. The plasma display panel comprises a lower substrate and an upper substrate, which are spaced apart by a predetermined distance from each other to define a...
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7204611 |
Lamp with coating reflecting middle infrared and transmitting near infrared
A lamp for night sight applications includes a bulb that transmits both visible and infrared light. The lamp also includes a coating that reflects middle infrared radiation and is transparent to...
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7128424 |
Light source device and projector
A light source device includes a light-emitting tube and a reflector. The light-emitting tube has a light-emitting portion that generates a light beam by an electric discharge between electrodes,...
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7119480 |
Ventilated reflector
A reflector assembly includes at least one reflector body having an inner cavity including a first inner surface conformable along a first geometric curve, and a second inner surface conformable...
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7044609 |
Light source device and projector
A light source device includes: a light-emitting tube including a light-emitting portion that generates a light beam by an electric discharge between electrodes and sealing portions provided on...
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7025464 |
Projection display systems utilizing light emitting diodes and light recycling
A projection display system has at least one light-recycling illumination system and at least one imaging light modulator. The light-recycling illumination system includes a light source that is...
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6969946 |
Enhanced brightness light emitting device spot emitter
The amount of usefully captured light in an optical system may be increased by concentrating light in a region where it can be collected by the optical system. A light emitting device may include a...
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6747407 |
Plasma display device, and method for manufacturing display module of plasma display device
A plasma display device including a back surface glass plate equipped with discharge electrodes and having electronics connected to the back surface thereof, a front surface glass plate mounted on...
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6744187 |
Lamp assembly with internal reflector
A lamp system includes an electric lamp having an internal reflector disposed within an envelope for redirecting light emitted from a filament away from a base of the lamp and onto the filament....
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6724140 |
Organic light-emitting device
An organic light-emitting device comprising: a back electrode; an organic light-emitting layer; a transparent electrode; a first reflective mirror; a substrate; and a second reflective mirror in...
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6710522 |
Reflector lamp with a support body surrounding the reflector
The invention relates to a reflector lamp which comprises a reflector body ( 13 ) with a concave reflective part; an electric lamp ( 15 ) comprising a gastight lamp vessel with at least one end...
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6710520 |
Stress relief mechanism for optical interference coatings
An optical interference coating for reflecting infra-red radiation and transmitting visible light. The coating comprises alternating layers of high index of refraction material and low index of...
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6690102 |
Electric lamp
The electric lamp has a light source ( 3 ) having a first ( 31 ) and a second light-generating portion ( 32 ) in a concave reflector ( 2 ). The reflector has an axis of symmetry ( 20 ) and a first...
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6670616 |
Ultraviolet-light irradiation apparatus
Irradiation lamps of an ultraviolet-light irradiation apparatus are uniformly cooled to achieve an appropriate temperature of the walls of the lamps and the ultraviolet light emitted from the lamps...
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6639342 |
Electric lamp
The electric lamp employs a lamp vessel ( 1 ), which is transparent to visible light and which accommodates a light source ( 2 ). The lamp vessel ( 1 ) is covered with a combination of a...
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6614161 |
Resonant microcavity display
A resonant microcavity display ( 20 ) having microcavity with a substrate ( 25 ), a phosphor active region ( 50 ) and front and rear reflectors ( 30 and 60 ). The front and rear reflectors may be...
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6603243 |
LED light source with field-of-view-controlling optics
Pixels for a large video display which employs solid-state emitters, such as colored light emitting diodes, as light source are formed by outfitting each colored solid state emitter within the...
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6586864 |
Reflector lamp having a reflecting section with faceted surfaces
The invention is related to a reflector lamp comprising a parabolic primary reflecting section, a parabolic or spheric secondary reflecting section joined to the primary reflecting section, a...
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6573653 |
Chip semiconductor light-emitting device
A chip light-emitting device includes a baseboard LED elements different in color of emission light are respectively mounted on two electrodes formed on a surface of the baseboard. A reflector has...
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6518691 |
Area type light emitting device and manufacturing method thereof
An area type light emitting device, in which a reflection component can be firmly fixed to a transparent light guide component, and the manufacturing cost of the device can be reduce, is provided....
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6369492 |
Lighting unit with reflecting mirror
A lighting unit with a reflecting mirror to prevent irradiation nonuniformity on an irradiated surface, produced by arranging a bulb as a light source in a funnel-shaped reflecting mirror having a...
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6351058 |
Xenon ceramic lamp with integrated compound reflectors
An integrated compound reflector ceramic arc lamp comprises three internal mirrors. Top and bottom concave mirrors encircle the inter-electrode gap. The third mirror is convex and is mounted...
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6323593 |
Product and process for neon lamp
This discharge lighting device is directed to a high efficiency, long-life neon discharge lamp with a unique channel configuration.
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6178014 |
Methods for illuminating documents
An arrangement for illuminating objects wherein a large number of objects are rapidly and continuously transported past one or more stations, each illuminated by a cylindrical, integrating...
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6091384 |
Electroluminescent display panel
A thin layer having a plurality of pixels is secured to a surface of a transparent substrate. A light emitting layer is formed in each of the pixels of the thin layer. A direction changing devices...
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6046826 |
Light source for film scanner
A light source for scanning a transparent film is equipped with a light intensity adjustment plate inserted between a light reflector and a light slot. The light intensity adjustment plate is...
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5923116 |
Reflector electrode for electrodeless bulb
A lamp apparatus includes an electrodeless bulb that includes a chamber, a gas contained within the chamber in the bulb, and at least one reflector electrode adjacent the bulb for transmitting...
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5910706 |
Laterally transmitting thin film electroluminescent device
A multi-purpose light source comprising a laterally transmitting TFEL device (1,2a,2b,4) with a means to de-couple the intense lateral transmission via reflecting microstructures (11) is formed...
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5903090 |
Automotive discharge lamp with fluidly communicable discharge and reservoir volumes
A gas discharge lamp has an elongated discharge path in fluid communication with a gas reservoir bounded by reflective sidewalls. The reflective sidewalls provide light directionality as well as...
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5889366 |
Fluorescent lamp of the external electrode type and irradiation unit
The invention relates to a fluorescent lamp of the external electrode type and an irradiation unit using this fluorescent lamp. In a fluorescent lamp of the external electrode type, a glass tube...
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5869920 |
Light source in the form of a sealed beam ARC lamp including three reflective surfaces
A light source suitable for use in a projection system is described. The light source is in a form of an arc lamp including an arc gap defined between an anode and a cathode. The arc gap is...
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5813753 |
UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light
A light emitting device for use in lighting and/or display applications includes a UV/blue LED located in a depression having reflecting sidewalls, a light transmitting material surrounding the LED...
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