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Patent Searching and Data


Matches 101 - 150 out of 50,467

Document Document Title
WO/2023/157602A1
This lighting device is provided with: a light source that emits light; a dimmer device that has at least one liquid-crystal panel on the light-output side of the light source, and that controls the transmittance of light transmitted thr...  
WO/2023/157501A1
A planar illumination device (1) comprises: a plurality of light sources (4); a condenser lens (6); and a field lens (8). The plurality of light sources (4) are disposed two-dimensionally on a substrate (3), and the light emission of eac...  
WO/2023/157371A1
A surface light source device (10) comprises a light source (12), a light guide layer (14), a reflective layer (16), and a light modulation layer (18). The light guide layer (14) has: at least one incident surface (IS) that faces the lig...  
WO/2023/157508A1
This lighting device comprises a light source including at least two types of light emitting elements different in color temperature, an optical element which includes a plurality of liquid crystal cells stacked sequentially and which co...  
WO/2023/153510A1
A first lens (12) comprises: an optical element in which a refraction part (17) that is disposed in the central part thereof and reflection parts (18) that are disposed on both sides of the refraction part (17) extend in a predetermined ...  
WO/2023/153165A1
This lighting device comprises: a light source that emits light; a light control device that has at least one liquid crystal panel on the light emitting side of the light source and adjusts the light distribution range of light emitted f...  
WO/2023/145413A1
In an aspect of this invention, the lighting device includes multiple thin plates, the surface of each of which oriented to the center is configured to absorb light. The thin plates may be rearranged by moving at least one thin plate thr...  
WO/2023/145695A1
In the present invention, a light-emitting device (2) that emits output light (L) comprises a light-emitting element (20) that emits a primary light (L1) and a wavelength converter that converts at least a portion of the primary light (L...  
WO/2023/145380A1
Provided are a lighting device, a head-up display, and a method for manufacturing lighting device, capable of appropriately maintaining a moisture-proof sealed state of an internal space. A back-light unit 1 comprises a laser light sourc...  
WO/2023/145248A1
A light emission module (100) includes: a substrate (110); a plurality of light sources (120) that are fixed on the substrate (110) and the outputs of which can be individually controlled; light blocking members that are disposed among t...  
WO/2023/145199A1
An optical sheet laminate (100) is incorporated in a backlight unit (40). The optical sheet laminate (100) comprises: a plurality of diffusion sheets (43) in each of which a plurality of recesses (22) each having an approximately inverte...  
WO/2023/145200A1
This lighting module comprises a board, a light source disposed on the board, a first lens upon which light emitted from the light source is incident, and a first holder to which the board and the first lens are fixed, wherein: when view...  
WO/2023/145247A1
A light emitting device (1) includes: a housing (10) that forms an interior space (NS) in which a light emitting unit (5) is housed; a cover (3) that covers the top of an upper wall section (21) of the housing (10); and a waterproof and ...  
WO/2023/140101A1
The present invention enables dimming and toning even when a solid light source, which emits seed light, is not used. A first wavelength conversion unit (3) includes a first wavelength conversion element which can generate first spontane...  
WO/2023/140216A1
The purpose of the present embodiment is to provide a display device with a small amount of light leakage to an adjacent segment area. The display device according to the present embodiment comprises: a lighting device including a plur...  
WO/2023/139802A1
A planar lighting device (1A) comprises: a substrate (3) provided with a plurality of light sources (30) on one surface side thereof; and a reflector (4) having a plurality of segments (4s) on which is formed a reflective surface (4f) su...  
WO/2023/140217A1
The present invention comprises: a photonic-crystal surface-emitting laser (PCSEL) element (110) that emits a laser beam (LB); a laser head (24) that condenses the laser beam (LB) with a condensing lens (27) at optical transmission paths...  
WO/2023/140102A1
The present invention addresses the problem of providing an illumination system that enables an improvement in the maintainability of a lamp. An illumination system (100) comprises a pole (6), a base (7), a lamp (8), a light source unit ...  
WO/2023/135937A1
This lighting device is equipped with a light source, a first liquid crystal panel on the light source, and a second liquid crystal panel on the first liquid crystal panel. The first liquid crystal panel and the second liquid crystal pan...  
WO/2023/124344A1
A laser (10), comprising: a bottom plate (101), multiple light-emitting chip sets (103), at least one frame (102), at least one first electrically conductive layer (1023), and at least one second electrically conductive layer (1024). The...  
WO/2023/128732A1
A light emitting device comprises: a main body; a main light emitting module, disposed in the main body, for generating light; a tilting module including first and second frame units forming a prescribed angle, and including a tilting fr...  
WO/2023/122824A1
An LED (Light-emitting diode) assembly includes i) at least one LED board, each including at least one LED and at least one connecting element; and ii) at least one support wire, each including at least one connecting dock, each for remo...  
WO/2023/124285A1
An LED lighting mechanism provided in the present invention comprises a lens assembly, a reflector assembly and an LED light source piece which are arranged in sequence. The lens assembly comprises a plurality of lens pieces, the outer w...  
WO/2023/115755A1
A light guide device, comprising: a light source (1) and a light guide plate (2). The bottom end of the light guide plate (2) facing the light source (1) is provided with a light homogenizing structure (3), and the light homogenizing str...  
WO/2023/120424A1
A lighting device according to an embodiment is provided with a first light guide plate (11). Prisms (70) arranged on a second surface (11b) of the first light guide plate (11) each have a recessed portion (75) that is symmetrical with r...  
WO/2023/120172A1
A light-emitting device (100) comprises: an array light source (1) including a plurality of light-emitting units (10); a first lens (2) that irradiates a region to be irradiated with light emitted by the array light source (1); a movemen...  
WO/2023/109197A1
The present application relates to the technical field of display, aims at solving the problem of edge collapse or edge bulge of reflective paper in an existing direct-type backlight module, and provides reflective paper, a backlight mod...  
WO/2023/112426A1
The purpose of the present invention is to reduce yellow shift around blue LEDs in a backlight using blue LEDs and a color conversion sheet. In order to achieve the purpose, the present invention assumes a configuration such as the follo...  
WO/2023/112627A1
The purpose of the present embodiment is to provide an illumination device capable of emitting high-luminance light uniform in light quantity. The illumination device according to the present embodiment is provided with: a plurality of...  
WO/2023/112593A1
Provided is a light source device capable of radiating light toned in a predetermined color. This light source device comprises: a plurality of light emission units each including a light emission surface; an optical member including one...  
WO/2023/112496A1
The present invention provides an illuminating device, a method for determining disposition of a light-guiding plate, and a printing system, in which the appropriate disposition of a light-guiding plate is defined according to the condit...  
WO/2023/105946A1
The present invention provides an optical device which comprises a plurality of light sources arranged with a higher density and which is capable of exhibiting excellent light emission performance. A light source device according to the ...  
WO/2023/106113A1
This inspection system comprises a spot lighting device for inspection, provided with a light source body and a light emitting surface for emitting light emerging from the light source body as inspection light, and an imaging device incl...  
WO/2023/105962A1
In this vehicle lamp, a back surface on a tip end side of a first light guiding lens (6A) and a front surface on a base end side of a second light guiding lens (6B) are linked to one another via a linking section (12a), thereby forming a...  
WO/2023/100959A1
This optical member comprises: a selective transmission sheet including a selective transmission part; and a wavelength conversion sheet superposed on the selective transmission sheet. The transmittance of the selective transmission part...  
WO/2023/100564A1
The present disclosure addresses the problem of providing an illumination system that is capable of performing illumination for a wider variety of dramatic presentations as compared to conventional art. An illumination system (A1) compri...  
WO/2023/100512A1
An illumination optical system according to one embodiment of the present disclosure comprises: a first fly-eye lens that divides irradiated light from a light source unit into a plurality of optical fluxes, magnifies the irradiated ligh...  
WO/2023/095990A1
The present invention relates to a lighting device using a PCB on which a sterilization LED emitting light in the visible spectrum and an LED having an infrared wavelength are connected, wherein the lighting device is harmless to the hum...  
WO/2023/095358A1
The present invention eliminates uneven coloration in an electric vacuum cleaner equipped with LEDs that can increase the visibility of dirt. An electric vacuum cleaner according to the present invention comprises a fan motor that genera...  
WO/2023/090189A1
An optical sheet laminate (100) is built into a liquid crystal display device in which a plurality of point light sources (42) are dispersedly provided on the back surface side of a display screen. The optical sheet laminate (100) is pro...  
WO/2023/088403A1
An LED lighting device, comprising: a base (1), which comprises a bottom portion (11) and a side portion (12); a first optical component (3), which is provided on the base (1) and covers the bottom portion (11); and a first light source ...  
WO/2023/085431A1
The present disclosure addresses the problem of providing a light-diffusing resin composition from which a light-diffusing member that rarely emits a creaking sound can be formed. The light-diffusing resin composition according to one as...  
WO/2023/085126A1
The present invention addresses the problem of providing an illumination system that can achieve more versatile illumination. In this illumination system (101), a first light guide plate (1) guides first light, which is emitted from a fi...  
WO/2023/080003A1
Provided is a light source device which can improve a manufacturing yield. Also, provided is a light source device which can reduce polarization loss that occurs depending on residual stress in a light guide body. A light source device...  
WO/2023/079826A1
A lighting device comprising: a light source that emits light; a light distribution unit that has a liquid crystal panel, and adjusts the light distribution range of the light emitted from the light source to the exterior by subjecting t...  
WO/2023/080123A1
A light diffusion sheet 43 includes a polycarbonate resin that includes a first structural unit derived from a dihydroxy compound represented by formula (1). The light diffusion sheet 43 includes, on at least a first surface 43a, a plura...  
WO/2023/074340A1
Provided is a lighting device that can easily select and emit light having a specific wave length. Specifically, this lightning device is provided with: a light source unit that outputs light having a specific wavelength; an illumination...  
WO/2023/074612A1
Provided is an aircraft lighting unit that reduces the effort required for outer lens replacement. An annular lens holder (4) detachably holds an outer lens (2) in a first housing (61). The lens holder (4) is formed of elastic material...  
WO/2023/068058A1
Provided is a lens mounting structure which enables reduction in the number of positioning holes (21) in an LED substrate (20) without increasing alignment errors between LEDs (10) on the LED substrate (20) and lenses (30) fixed to housi...  
WO/2023/065147A1
A lamp (300, 400) and a lamp system (100). The lamp (300, 400) comprises two side covers (310, 410) arranged opposite to each other, a light guide plate (330, 430), at least one light source (340, 440) and an electrical connection assemb...  

Matches 101 - 150 out of 50,467