A light-producing assembly for a vehicle is provided herein. The light-producing assembly includes a first, second, and third light source and a photoluminescent structure having a first, second, and third photoluminescent material. The first, second, and third photoluminescent materials are configured to luminesce in response to excitation by light emitted by the first, second, and third light sources, respectively.

A luminaire includes a light source unit. The light source unit is configured to irradiate light having a correlated color temperature between 2600 K and 4500 K, a chromaticity deviation Duv between −1.6 and −12, and a general color rendering index Ra of 80 or more.

A method for providing light and a light-emitting device configured to providing light in accordance thereto is disclosed herein. The method includes emitting light in a monochromatic manner from a light source, wherein the light provided falls in a first spectrum associated with light of a blue color; covering the light source with a red phosphor composite, wherein the red phosphor composite is configured to cause the first spectrum of the light source to shift to a second, intermediary spectrum associated with light of a violet color; and producing light spanning a fuller visual light spectrum from the light of the violet color received from the red phosphor composite-covered light source.

The present disclosure relates generally to a backlit luminous structure. The backlit luminous structure includes a substrate, such as a two dimensional or three dimensional object or surface, an ultraviolet emitting electroluminescent coating or other type of UV emitting coating that emits ultraviolet wavelengths when activated, and an ultraviolet activated luminous coating applied on the ultraviolet emitting electroluminescent coating. When activated, the ultraviolet emitting electroluminescent coating generates ultraviolet wavelengths that aviate the luminous coating. The backlit luminous structure may be used in a variety of applications, such as, but not limited to, theme parks, amusement attractions, or the like.

A wavelength converting device, a method for manufacturing the device and a lighting unit using the device can emit various color lights. The converting device can include a substrate, a filter disposed on the substrate and the wavelength converting layer including a plurality of wavelength converting chips disposed on the filter, and can be manufactured by almost cutting process. The lighting unit using the device includes a laser device, a movable mirror and a controller, which enables the laser device to generate a pulsed laser beam and enables the movable mirror to scan the pulsed laser beam into a respective one of the wavelength converting chips. Thus, the disclosed subject matter can provide the wavelength converting device, which can form various colored light distribution patterns including a white light to use for a headlight and the like, and can provide methods for efficiently manufacturing such the devices with high accuracy.

A vehicle is provided that includes a glazing that has a first glass substrate and a second glass substrate. A polymeric interlayer is positioned between the first and second glass substrates and a phosphorescent layer is positioned on the polymeric interlayer. A light source is optically coupled with polymeric interlayer.

A lighting assembly for a vehicle is provided herein. The lighting assembly includes first and second sets of light sources disposed on a bumper of the vehicle. A photoluminescent structure is disposed on the lighting assembly and configured to luminesce in response to excitation by the first or second sets of light sources. A detection system is configured to detect an object disposed proximately to the vehicle. The first or second set of light sources illuminate upon the detection of the object.

A lighting device may be provided that includes: a housing having a top opening and a bottom opening; an optical plate disposed in the top opening; heat sink disposed in the bottom opening; a driving unit which is received in the housing, disposed between the optical plate and the heat sink and receives external electric power; and light source which is received in the housing, disposed between the optical plate and the driving unit, spatially separated from the driving unit and is electrically connected to the driving unit.

The present invention relates to a substrate for color conversion, a manufacturing method therefor, and a display device comprising the same and, more specifically, to a substrate for color conversion for not only securing the long-term stability of quantum dots but also exhibiting excellent color conversion efficiency, a manufacturing method therefor, and a display device comprising the same. To this end, the present invention provides a substrate for color conversion, a manufacturing method therefor, and a display device, the substrate for color conversion comprising: a thin plate glass; a coating layer for quantum dots formed on one surface of the thin plate glass; a light guide plate disposed to face the coating layer for quantum dots, a light emitting diode being disposed on the sides thereof; and a sealing material which is formed between the thin plate glass and the light guide plate and which blocks the coating layer for quantum dots from the outside.

An illumination apparatus includes an illumination optical system configured to illuminate a light modulation element; a plurality of light source units each including a fluorescent member, at least one light source, and a light-guiding optical system; and an optical-path combining system. A predetermined region in an area where light source images are formed by the illumination optical system using light beams from the optical-path combining system is defined as an effective region, and the number of the light source units is denoted by N. In this case, the light source images and N subregions obtained by dividing the effective region by N along a first side direction of the effective region or a second side direction orthogonal to the first side direction satisfy a predetermined relation.