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JP6951564B2 |
An apparatus and method for covering the optical system of a moving head light fixture with a filter or diffuser when the lighting fixture is turned off is provided. The filter or diffuser is positioned in the optical path between a ligh...
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JP2021158021A |
To provide a light guide duct capable of emitting light taken in by lighting to indoors from a horizontal direction at low cost, without being restricted by a utilization space indoors.A light guide duct 1 includes: a lighting window 20 ...
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JP6941812B2 |
To provide a lighting apparatus capable of improving radio communication performance of the lighting apparatus, in a configuration here a wireless communication module is supported on a metallic component, while preventing approach of an...
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JP2021141038A |
To provide a signal display device for a modern lighthouse at sea capable of guiding light from a light source to a designation position.A signal display device includes a body 21, a power transmission space 25 is provided in the body 21...
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JP6936428B2 |
To provide a light generating tool capable of improving a light generating rate and a healing effect, and satisfying the multi-directional dispersion in a light irradiating direction, convenience on use, downsizing, a simple structure, c...
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JP2021136427A |
To provide an LED light-emitting device that can ensure sufficient visibility for work involving humans and can be miniaturized in a plant factory.An LED light-emitting device 10 includes a COB module 12, and a lens 11. The COB module 12...
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JP6928867B2 |
To provide a luminaire which inclines an irradiation direction of illumination with respect to an orthogonal direction of a mounting surface on which the luminaire is mounted, without using a special light bulb.A luminaire includes: a cy...
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JP6929071B2 |
To provide a lighting device which enables improvement of aesthetic quality and can inhibit occurrence of an area that darkens.A lighting device includes: a lamp part including a light source part; a frame body including a top surface pa...
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JP2021125389A |
To enable a pseudo reproduction of an appearance of sky without discomfort and a presentation of an illumination environment nearer to natural illumination.An illuminating device installed on a wall and pseudo-reproducing an illumination...
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JP6925139B2 |
To provide a highly decorative lighting device in which the hue of light emitted from a light guide part is changed in a gradation manner.A lighting device (1, 1') comprises: a light source part (2); a light guide part (3) that has fine ...
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JP2021109584A |
To provide a lighting device that has a reduced axial length dimension and can be fitted even in a place where a space is hardly ensured.A lighting device includes a lens device 50 installed between an LED light source 10 and a shield pl...
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JP6909866B2 |
A stage lamp lighting device, comprising: a light emitting device (20) capable of emitting single-colored light beams in at least two colors; a light combining device (21) capable of combining the single-colored light beams in the at lea...
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JP6903498B2 |
To provide a daylighting device which maintains a light guide amount indoors at equal to or greater than a certain amount without depending on solar altitude, and which can prevent glare caused by reflection light.A daylighting device re...
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JP6893090B2 |
To provide a reading lamp which has an excellent use feeling and which hardly gives discomfort.A reading lamp 1 is provided at a seat S or in the neighborhood of the seat, and it includes: an LED 21a; an LED 21b; a case 5 for storing the...
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JP6892627B2 |
To provide a luminaire which can effectively suppress spread of light while securing direct illumination.A luminaire 10 comprises a lamp body 20, a lens 65, and a light-shielding cylinder 66. The lamp body 20 includes: a luminaire body 2...
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JP6889272B2 |
The invention provides a collimator comprising a Fresnel lens comprising a refractive lens portion and a toothed total internal reflection portion. A light blocking element is at least between the lens portion and the light source. A por...
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JP6885071B2 |
To acquire a high-quality captured image of a workpiece under processing.A laser beam machine (1) includes a laser oscillator (4) for emitting a laser beam (L1) for processing, an irradiation optical system (15) for irradiating a workpie...
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JP6883979B2 |
A headlight of the type worn by medical and dental professionals includes a housing having an opening therein. A light source is positioned in the housing to output light through the opening. A singlet lens is mounted in the housing prox...
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JP6885268B2 |
A lighting device for a vehicle includes a light source that illuminates light, a reflecting surface, a shading member, and a projecting lens. The reflecting surface reflects the light illuminated from the light source and causes the lig...
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JP2021082564A |
To provide a lighting device that can inhibit uncontrolled light which cannot be controlled by a lens from being emitted on an upper side of an optical axis of a lighting device.A lighting device 1 emits illumination light. The lighting ...
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JP6876972B2 |
The utility model provides a lighting device even dispose a plurality of circuit component and light emitting component's row side by side in order to realize slimly, also can restrain the reduction of the grading characteristic that cau...
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JP6872167B2 |
To provide a lighting device which can reduce burden on applying to a scanning device which has a failure risk obviously by vibration, noise, heat generation and the like occurred during operation, with a factor hologram to which light i...
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JP6865118B2 |
To provide a daylighting device capable of realizing a natural light environment by leveling lightness on a ceiling plane.The present invention relates to a daylighting device 1 which reflects sunlight S and irradiates a ceiling plane 3b...
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JP2021057099A |
To provide a daylighting device capable of suppressing the glare outside a room.A daylighting device comprises a daylighting member which guides incident light into a room, and an optical member provided on an incidence side of the dayli...
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JP2021050571A |
To provide a natural lighting structure of a room capable of taking natural lighting into the room in a simple structure even when an opening effective for taking natural lighting cannot be formed at an outer wall body facing the room.In...
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JP6851984B2 |
A luminaire accessory is provided. A first louver part (16) has a plurality of cells (18) arranged in a predetermined pattern and has at least one set of alignment features. A second louver part (16′), unassembled is identical to the f...
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JP6845562B2 |
To make a uniform correction of illuminance distribution at an observation region such as a microscope when light emitted from a light source is applied to the observation region.It is acknowledged that when light is emitted from a light...
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JP2021039868A |
To sufficiently maintain an optical characteristic of a projection lens in a lighting appliance unit having a reflection-type spatial optical modulator.A lighting appliance unit is configured to irradiate light from a light source 52, wh...
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JP6832588B2 |
To provide an optical system device and a double-convex lens that collimate irradiation light with more space saving, and equalize illuminance on an irradiation surface by the irradiation light.An optical system device 1, parallelizes ir...
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JP2021026906A |
To present a picture or the like drawn on a face with a hole for the light to pass through.An exhibition device has a first face having a light source, and a second face installed in an optical axis direction in which light from the ligh...
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JP2021022448A |
To provide a lighting device that can provide sufficient quality display.A lighting device 100 includes: a skin 101 with a through-hole 112; a light transmissive porous layer 102 arranged at a front surface 101a of the skin 101; a substr...
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JP2021015250A |
To provide a silicone-made optical member that prevents light emitted from a plurality of light sources from unintendedly intruding into a translucent member adjacent to an opposing translucent member and interfering, or causing stray li...
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JPWO2019111763A1 |
Provided are a louver film, a surface light source device, and a liquid crystal display device that can further improve the directivity regarding visibility while maintaining the light utilization efficiency and can improve the viewing a...
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JP6820525B2 |
A lighting apparatus includes: a light source; a light-transmissive diffuser panel disposed to receive light emitted from the light source; a frame having an opening through which light passes; and a light blocker that blocks the light e...
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JP6810556B2 |
To improve uniformity of light radiated from a backlight device.In a backlight device, a diffusion member (19) diffuses light emitted from LED (17) and QD sheet (18) absorbs light diffused by a diffusion member (19) to radiate light whil...
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JP6804213B2 |
A vehicle lamp comprises a light source for road surface drawing configured to emit light becoming a light source image, and a projection lens, which has an optical axis extending in a front and rear direction and the light is to pass th...
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JP6800927B2 |
To provide a daylighting system capable of exerting an excellent daylighting function without deteriorating beauty on the periphery of an opening.A daylighting system 10 includes a sheet-like light control member 20 that is provided in a...
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JP2020194680A |
To restrain halation.A luminaire 1 comprises an LED module 3, and an optical filter 4 being arranged in front of the LED module 3 and having transparency to light emitted from the LED module 3. The luminaire 1 comprises an optical member...
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JP6793334B2 |
To suppress reduction in light emission efficiency while reducing uncomfortable glare and further suppress reduction in reliability due to radiation heat or conductive heat caused by a light source.A lighting fixture 1 includes a cylindr...
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JP6788464B2 |
To provide a daylighting device which uses sunlight as lighting and prevents direct projection of sunlight to an indoor space.A daylighting device (1) includes: a solar radiation shield member (10) which is disposed separated from an out...
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JP6785474B2 |
To provide a lighting device for bathroom capable of making the fluctuation of a water surface look beautiful.A lighting device (1) for bathroom irradiates the water surface of a bathtub with light and illuminates a bathroom by the light...
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JP6776286B2 |
An illumination apparatus includes a first condenser lens configured to collect illumination light including light from the wavelength conversion element, a first lens array including a plurality of lens cells and configured to divide th...
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JP6772821B2 |
To prevent an adverse effect by high order diffraction light.A luminaire 1 includes: a light source 2; a plurality of diffractive optical elements 3 for diffracting the light emitted from the light source; a first lens group 5 including ...
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JP2020170601A |
To provide a light fitting which enables an optional member to be fixed to a body of the light fitting securely.In a light fitting 1 according to the invention, an optional member 4 is attached to a device body 2. The device body 2 has a...
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JP6765238B2 |
To provide an optical device and a luminaire which are small-sized and acquire illumination light in which flare cut has been performed efficiently.An optical device includes: a surface light source for emitting light; a condensing lens ...
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JP2020161392A |
To provide an optical filter projecting shadow varying together with the lapse of time on a projection screen, having no anxiety of occurrence of electric leakage or short circuit, and also having a high degree of installation flexibilit...
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JP2020145042A |
To provide a luminaire which is small and efficient, and which can perform light distribution control.A luminaire 10 includes a light source 11 and a reflection body 12. The reflection body 12 includes: a reflection member 20 having a re...
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JP6753244B2 |
To provide a lighting device capable of being comparatively inexpensively manufactured and miniaturized.A lighting device includes a light source 1 formed by arranging a plurality of light emitting elements including a first light emitti...
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JP2020128682A |
To provide a blind and a balance device capable of changing an irradiation range and an irradiation direction of illumination light, and capable of changing the direction of daylight entering the room.A blind 100 includes: a head box 120...
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JP2020119714A |
To suppress rise in surrounding temperature of a light source.A lighting fixture includes: an LED module; an optical filter 4 disposed while facing the LED module and diffusing light that is radiated by the LED module. The lighting fixtu...
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