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JP2008052290 |
To provide an optical sheet capable of controlling the traveling direction of light without causing a loss of the light quantity and a display device provided with the optical sheet.The display device is provided with: a light transmissi...
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JP2008046621 |
To provide an improved data projector that is small, inexpensive and has small power consumption and is capable of projecting both 2-dimensional (2D) and 3D images.Regarding the projector capable of projecting 2D and 3D images provided w...
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JP2008041569 |
To provide a louver for lighting equipment which does not spoil appearance.The louver comprises a long baffle support 1 which has a first side board 10 and a second side board 11 and approximately V-shaped cross section perpendicular to ...
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JP2008041316 |
To provide a ceiling-embedded luminaire capable of providing sufficient illuminance in a region of a bed of a patient without generating an uncomfortable feeling even to the patient.According to this embodiment, since a part of irradiati...
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JP2008034279 |
To provide a vehicular headlamp having an additional reflector for obtaining OHS irradiation light without blocking main light distribution passing through the vicinity of the upper edge of a shade, and capable of providing the OHS irrad...
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JP2008027874 |
To provide a light-emitting system and a light controlling device in which a rise time of an LED is shortened and desired brightness can be adjusted based on a duty ratio even if a pulse width of an ON period is set to be very short, and...
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JP2008009217 |
To provide a light source device capable of correcting the deviation of the focal position of emitted light from a lamp at any time.The light source device 1 is equipped with a lamp cartridge 11 to which the lamp 12 is attached. It is eq...
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JP2008004456 |
To provide a vehicle headlight which does not reduce a proper light volume of a low beam distribution pattern, and moreover, can be applied for a double light type.A beveled part 11 is formed in a fixed shade 6 and a part of a reflected ...
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JP2007184185 |
To eliminate unevenness in light emission of a lighting system such as a backlight used in a liquid crystal display device at low costs.The lighting system, which provides planar light emission, comprises a backlight section 200 that exh...
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JP2007183560 |
To provide a backlight assembly which can reduce cost, labor and time by facilitating selective repair and exchange of only the minimum number of LEDs in the event of a trouble or failure in a part of the LEDs and enables arbitrary chang...
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JP2007179823 |
To provide a nonconventional new line illuminator.The illuminator for generating linear illumination light includes: a single light source 1; one or more coaxial lens(es) 2; and a cylindrical lens array 3 formed by arranging a plurality ...
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JP2007179896 |
To solve a problem of conventional technology that it is difficult to reduce the size of an illumination device because a means for uniformizing distribution of illumination light at illumination face of an object becomes massive and the...
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JP2007163358 |
To measure correctly incident light quantity of light output from a light guiding rod to a optical fiber, by eliminating individual difference of light guiding rods and by measuring no amount of leaked light resulting from internal defec...
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JP3968320 |
To provide an infrared imaging device capable of enhancing the quality of infrared images obtained when a high-beam headlamp structure is used for an infrared lamp. The infrared imaging device for a vehicle includes a bulb 12 for high-be...
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JP3967048 |
To provide a head lamp for a vehicle constructed to move a shade for beam change, allowing easy assembly of a beam changer into a lighting fixture. A beam changer 34 is provided for beam change between a low beam and a high beam with the...
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JP3964089 |
To contrive an enhancement of outward appearance of a projector type of headlight when viewing this from forward and a harmony of the headlight with overall lamp in the case of fitting and inserting this into the overall lamp in the appr...
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JP2007134281 |
To provide a backlight unit requiring no specific pattern formation corresponding to various light sources, and to provide a liquid crystal display device incorporating the backlight unit.The backlight unit has a light source, a reflecti...
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JP3953719 |
To provide a system ceiling having a simple structure and a bar functioning as a reflection plate for luminaire. In this system ceiling provided with a pair of ceiling boards 3 arranged in parallel across an interval 13 and a pair of mut...
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JP3953692 |
To reduce the cost of a shade, and to improve form freedom degree in a headlight for a vehicle provided with the shade. In this headlight for the vehicle, a striped wavy surface Wa for diffusing and reflecting incidental light to an uppe...
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JP3949300 |
To reduce the number of parts of a PES type headlight for a vehicle for lowering the cost of light. The number of part items of a light is reduced, and the cost of light corresponding to the reduced parts are lowered by combining a funct...
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JP2007108763 |
To provide a lighting apparatus used for a projection type display, which can change the incident ray volume to an optical modulation device without changing the optical output intensity of the lamp, and can exhibit excellent effects in ...
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JP2007091119 |
To provide a lighting system capable of precisely positioning each member without lowering an assembling property.A lens optical system 21 is constituted by interposing a first spacer 23 between a collimation lens 22 and an LED substrate...
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JP2007087946 |
To provide an LED light source apparatus in which a plurality of LED chips are used as a light source and which is suitable for emitting light forward, such as a headlight and an auxiliary headlight.The LED light source apparatus is comp...
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JP3933252 |
To enhance reproducibility, operability, and easily automate at simple structure by supporting so as to be capable of rotating each cutter blade by a supporting axis parallel to an axis line of a circular hole and forming projection ligh...
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JP2007079593 |
To provide a lighting apparatus used for a projection type display, which can change the incident ray volume to an optical modulation device without changing the optical output intensity of the lamp, and can exhibit excellent effects in ...
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JP2007080714 |
To provide a vehicle headlamp of projection type capable of forming selectively a low-beam light distribution pattern suitable for normal driving and a low-beam light distribution pattern suitable for high speed driving by moving a light...
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JP3931471 |
To provide a foot illumination light capable of radiating light onto a floor surface at a low cost while preventing an instrument itself from generating light. This foot illumination light consists of a light source 1, a light control 7 ...
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JP2007073461 |
To prevent glare in view of the fact that, when a high intensity luminance lamp is used as a light source in a downlight or a spot light, light is damped by reflecting a plurality of times in a outer tube and the light not controlled by ...
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JP2007066740 |
To enable to lengthen lifetime of a light source, and adjust light amount of the light source according to respective observation method.Light control is carried out by applying a voltage value within a voltage range of a voltage value o...
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JP3926948 |
To improve the visibility of faraway place in the own car lane side in a headlamp for a vehicle formed, so that low-beam irradiation is performed with a luminous intensity distribution pattern having a horizontal cutoff line and an obliq...
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JP3923767 |
To increase freedom to design a fixed shade provided in the vicinity of the front part of a movable shade, in a vehicular head lamp structured so as to change light distribution of a lamp by moving the movable shade. The front end part 2...
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JP2007052226 |
To provide an illuminating device capable of avoiding occurrence of a marked bright spot by light of a 0th order and capable of obtaining uniform illuminating light, and to provide an image display device using the illuminating device.Th...
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JP2007052957 |
To provide a new LED spotlight in which irradiated light of a plurality of LEDs is made to be concentrated onto one point, in which a virtual light source of the same size as that of the filament of an incandescent bulb is formed, which ...
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JP3919415 |
To improve appearance by preventing a shade drive mechanism to drive a movable shade from being plainly visible through a lens. This vehicle headlamp is provided with a light source 5a, a reflector 2 reflecting light from the light sourc...
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JP3920117 |
To provide a lighting fixture for a vehicle capable of simply mounting a shade on a reflector and involving no risk of occurrence of a rattle in the mounting part. The lighting fixture for the vehicle is structured so that the reflector ...
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JP3919416 |
To reduce the weight of a movable shade and improve durability of a movable shade drive part by separately providing a stationary shade blocking light going to a roughly lower half of a reflector. This vehicle headlamp is provided with a...
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JP3920052 |
To provide an infrared light irradiation lamp relatively thinning red light emission of a front lens to prevent lighting of the lamp from being misconceived as a tail lamp and a stop lamp, by making a peripheral edge part of the lens emi...
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JP2007035292 |
To provide an illumination device protecting a driver from glare, provided with a louver for making the driver easy to drive by securing brightness of road surface, which can be installed on a hand rail or a sound shielding wall, capable...
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JP2007012577 |
To make it possible to open and close a louver easily without attachment/detachment of a louver.A fixture body 1 is open downward. A fluorescent lamp is placed in the fixture body 1. A louver 3 is installed on a downward open part of the...
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JP2007011163 |
To provide more stable video output by detecting and feeding back the luminance of a light source that is irradiated to a liquid crystal display device.The liquid crystal display device is equipped with a pair of substrates which are mad...
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JP3899765 |
To provide an illumination instrument that can control a long light source of a luminous tube with a reflecting mirror of a small caliber by a light distribution of narrow angle. It comprises a light source 1 having a luminous tube 1a an...
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JP2007005322 |
To provide a projection type LED lamp improved in reliability by solidification of a light source, cost reduction by simplification of a structure, and also in miniaturization at the same time.This projection type LED lamp 1 is composed ...
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JP2006331914 |
To provide a lighting device equipped with a window for projecting light outside a case and capable of arbitrarily switching between light-transmitting/light-shielding states of the window, as well as a pocket apparatus equipped with the...
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JP3887124 |
To provide a side face light emitting chip-type semiconductor light emitting element whose directivity is wide, in which even when light sources to be used for a backlight are arranged at intervals, a dark can be made difficult to genera...
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JP3886672 |
To provide a projector headlight for a vehicle capable of mitigating the light-dark contrast at the boundary line of a light distribution pattern for passing beam and free of generation of a bad effect such as an irregular color, etc. At...
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JP2006324152 |
To obtain a vehicular lighting tool capable of forming an excellent light distribution pattern in a simple optical designing with simple optical members without the use of complicated calculation in the optical designing or optical membe...
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JP2006318681 |
To provide a new lighting system allowing the design of a shade to be made novel by functionally dividing a lamp fitting into a lamp fitting body supported by an arm for holding an fluorescent lamp and the shade, allowing a die cost of t...
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JP2006318906 |
To allow a luminaire to be used in variable manner with ease, where a diffuser member is placed in a light passage of the luminaire, and the light passage is between a light output opening and a housing in which a light source is placed....
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JP3879153 |
To provide a louver capable of reducing the dispersion of shielding angles. A louver has many baffles 2 which are cut up in one direction on the inner side than the peripheral part of a rectangular plane plate and faced each other, a fra...
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JP3880748 |
To provide a low beam light distribution pattern for easy driving of a driver in one's own vehicle and hardly imparting glare to an oncoming car's driver, in a vehicle headlamp having an H4 bulb type light source bulb. In this vehicle he...
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