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JP7134692B2 |
A wavelength conversion element includes first to fourth wavelength converters configured to convert incident from a light source into first to fourth light fluxes having first to fourth wavelength band different from a wavelength band o...
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JP7127360B2 |
To acquire a luminaire capable of changing a light distribution angle in a wide range.A luminaire includes a light source unit and a control part. The light source unit includes: a light source module including a central light source and...
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JP7119486B2 |
A wavelength conversion element according to an aspect of the invention includes a base having a reflection surface, a wavelength conversion section that has a first surface on which excitation light is incident and a second surface faci...
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JP2022115398A |
To improve light guide-out efficiency of a long-sized lighting fixture to improve brightness of a cover light-emission surface and then make the brightness of the cover light-emission surface uniform, and also to simplify a structure and...
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JP7112017B2 |
To provide a luminaire capable of actualizing a light distribution having a plurality of sub-peaks as requested.A luminaire comprises: a light source which emits light; and a lens which has a bottom surface provided on a light emission s...
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JP2022112795A |
To provide a reading device hardly causing a user to feel glare.A reading device, which is a device for obtaining information for identifying a commodity, includes a housing, an imaging unit, a main illumination unit and an auxiliary ill...
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JP7108013B2 |
To provide an LED illuminating device whose overall height can be reduced.An LED illuminating device comprises a first light source board comprising a plurality of LED elements as main light sources to apply light, a second light source ...
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JP2022102709A |
To provide an optical performance device which can locally change a distance between a lenticular lens and a light source.An optical performance device 1000 includes: a tabular LED array 1120; and a tabular lenticular lens 100 opposing t...
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JP2022098333A |
To provide a light-emitting device with a lens of uniform shape and a manufacturing method thereof.A light-emitting device 100 includes a substrate 110, a light emitting element 130 mounted on the substrate 110, and a lens 140 on the lig...
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JP7091035B2 |
To provide a multicolor LED illumination device with large light quantity and high brightness which is capable of solving conventional disadvantage of color unevenness, and an illumination apparatus.The multicolor LED illumination device...
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JP2022086661A |
To provide a luminous flux control member which can be suitably fixed to a substrate using an adhesive without reference to a difference between the thermal expansion coefficient of the substrate and the thermal expansion coefficient of ...
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JP2022084281A |
To provide a lighting device and a lighting method capable of irradiating a rectangular object to be illuminated with illumination light from an oblique direction so as to make brightness even, thereby improving light utilization efficie...
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JP7082149B2 |
A lighting device includes a white LED, a full-color LED, and a reflecting portion. The reflecting portion reflects light from the white LED and the full-color LED. A microcomputer turns on the full-color LED to emit light containing a r...
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JP7081261B2 |
A vehicle light fixture includes: a reflector (10) having a reflection surface (11); and a light source (20) emitting light toward the reflection surface (11). The light source (20) includes a first light emitting unit (23B) that emits l...
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JP2022069038A |
To provide sufficient visibility while achieving downsizing.A lamp unit (40) covers an opening of a unit case (41) with an outer lens (43), and includes: a first inner lens (52a) which is provided inside the outer lens; a second inner le...
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JP7053171B2 |
The utility model provides a light source cell and ligthing paraphernalia, they can improve the luminous inequality that produces at lamp cover body. Install on the mounted position base (11), and light source cell (U2) also can be follo...
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JP2022057205A |
To reduce color irregularities in emitted light from a light source device without using a plurality of diffuser panels.A light source device 110 has: a first light-emitting element 3 that emits first color light; a second light-emitting...
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JP2022055437A |
To provide a light emitting module of excellent reliability.A light emitting module 100 comprises: a first light emitting unit 121 for emitting first light L1 having a light emission peak of a first wavelength and second light L2 having ...
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JP7046305B2 |
An optical device includes: a light-transmissive member having a first reflective surface configured to reflect, to an arc-shaped first region around a first axis, first light incident along the first axis and having a light distribution...
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JP2022050812A |
To enable the incidence of illumination light to an integrator incident surface with a decrease in the illumination efficiency prevented, regardless of whether the lamp is on or off.An exposure device 10 has a light source device 20 that...
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JP2022045946A |
To provide a small light source device capable of efficiently cooling a wavelength conversion element.A light source device 100 comprises a light source 1, a wavelength conversion element 4 that converts first light emitted from the ligh...
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JP2022518006A |
Provided are a reflective inner red dot sight optical system, a two-light three-color optical system and a site thereof for improving monochromaticity and concealment, and the reflective inner red dot sight optical system includes an LED...
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JP7033757B2 |
To provide a lighting fixture suppressed in generation of light not under light distribution control and suppressed in reduction in light extraction efficiency.A lighting fixture 1 includes: a cylindrical light reflection body 80 an open...
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JP2022037336A |
To provide a light source device which is virtually free of uneven illuminance, and with which it is possible to illuminate a plurality of regions which are the objects to be illuminated.A light source device 20 comprises a light-emittin...
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JP7031567B2 |
A light source optical system used with an excitation light source configured to emit first color light includes a wavelength conversion unit configured to receive the first color light emitted by the excitation light source and emit sec...
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JP7030615B2 |
To secure high conspicuity in any viewing direction.A lighting fixture for vehicle comprises a light source which emits light and a reflector having a plurality of reflective surfaces reflecting the light emitted from the light source, a...
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JP7029608B2 |
Provided is a light source device capable of controlling a light deflector appropriately and highly accurately in such a manner that the scanning speed of a laser light is relatively slower in a predetermined scanning range, even when a ...
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JP7027866B2 |
To aim at obtaining a light source unit, a lighting device and a light source cover, capable of suppressing reduction in brightness while reducing radiation intensity of a part of a wavelength band relating to the light source unit, the ...
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JP7025753B2 |
To provide a light emitting diode lamp which can radiate light of a plurality of wavelengths evenly to an irradiation object, and which has a compact dimension.A light emitting diode lamp 10 is constituted by: a plurality of light emitti...
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JP7024399B2 |
To obtain a light source unit and a lighting device which can inhibit glare in a shorter side direction and a longer side direction of the lighting device.A light source unit according to the invention includes: a substrate; a light sour...
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JP2022030942A |
To suppress the occurrence of glare.A lighting device includes a light body, a light body rotating unit, and a lens rotating unit. The light body includes: a light source; a first lens that parallelizes light emitted from the light sourc...
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JP7011169B2 |
A light emitting device (1) includes a first light emitting element (30), a first light reflecting member (40) and a lens member (50). The first light reflecting member (40) is positioned with respect to the first light emitting element ...
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JP2022027474A |
To provide an optical system, a light source device and an image display device that can be constituted in a compact manner.Optical systems 24, 25 and 26 are the optical systems that comprise: a dichroic mirror 24 which reflects blue lig...
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JP7017707B2 |
To provide a lighting device capable of stably illuminating a desired area with light in which luminance is nearly constant.A lighting device includes: a plurality of light sources arranged along a predetermined direction; a condenser le...
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JP2022022509A |
To arrange a polarization beam splitter, a polarization mirror having dichroic mirror characteristics, a retardation plate and a filter element and thereby efficiently synthesize lights from a plurality of green, blue and red laser sourc...
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JP2022022713A |
To provide a lighting device which can inhibit occurrence of uncomfortable glare while maintaining a uniformity ratio.A lighting device includes: a transparent cover having a light emitting surface; a light source having an optical axis ...
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JP2022022615A |
To provide a luminaire capable of reducing a difference between the brightness of the luminaire and the brightness of a mounting surface.A luminaire 1 can be mounted on a to a mounting surface Wa. The luminaire 1 includes a light source ...
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JP6995122B2 |
The invention further describes a vehicle headlight comprising at least one such laser lighting module.
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JP7002255B2 |
A vehicular lighting fixture is a vehicular lighting fixture configured to illuminate a side in front of a vehicle, and includes a parallel light illumination device configured to emit parallel light and a projection optical system confi...
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JP6997610B2 |
A light source includes a substrate on which an excitation light source is mounted, a lens including a light transmitting portion that transmits light from the excitation light source and a body attached to the substrate, a first thermal...
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JP7009304B2 |
A ceiling illumination window is provided with a transparent prism, and a reflecting member provided on a second edge of the transparent prism. Further, the transparent prism is installed in such a way as to enable light incident thereon...
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JP7003678B2 |
An illuminator according to an aspect of the invention includes a light source apparatus including a first light emitter that emits first light having a first color, a plurality of second light emitters that each emit second light having...
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JP2021197247A |
To provide a lighting device of which light-emitting position is not visible from a user.A vision restriction body disposed in a hole provided in a storage part for storing a light source includes: a substrate including a first surface, ...
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JP2021197324A |
To provide a luminaire that improves light utilization efficiency more and minimizes electric power that a light source uses for lower power consumption, and is advantageously applied to a backlight device for a liquid crystal display or...
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JP2021192340A |
To provide a vehicular lighting fixture that can present variation in light emission and a feeling of floating in light emission relative to variation in view angle in front view and also can improve exterior appearance at the time of no...
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JP6981068B2 |
To suppress blurring of an illumination object area while taking safety of a coherent light into consideration.An illumination device 1 includes a light source 2 for emitting a coherent light, a shaping optical system 3 for collimating t...
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JP6977584B2 |
A lighting device includes: a light emitting device including a plurality of light emitting elements arranged in curve having a first curvature; and a honeycomb member having an extendable and contractible honeycomb structure, arranged i...
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JP2021180092A |
To provide a laser lighting system capable of reducing a diameter of a core fiber and making light intensity distribution uniform.A laser lighting system 1 is equipped with a laser light source 32 emitting laser light, a core fiber 51 tr...
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JP6964611B2 |
The invention further relates to a vehicle headlight comprising such a laser-based light source.
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JP6963658B2 |
A lamp, a light emitting module, and a combined lens thereof are provided. The combined lens includes a first lens portion and a second lens portion. The first lens portion has a surrounding lateral surface, an incident surface arranged ...
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