Abstract: A lighting apparatus includes a white light emitting device including a first light emitting diode and a wavelength converter including wavelength conversion substances to convert light of the first light emitting diode, and a second light emitting diode emitting light suitable for sterilizing at least one pathogenic microorganism, in which the first and second light emitting diodes emit light having a central wavelength in a range of about 300 nm to about 420 nm, and in a range of about 400 nm to about 420 nm, respectively, the lighting apparatus emits light generated in the white light emitting device and the second light emitting diode to the outside, and, in irradiance spectrum of the white light, an irradiance at the central wavelength of light emitted from the first light emitting diode is less than that at a peak wavelength of blue light emitted from a blue wavelength conversion substance.

Abstract: A phototherapy apparatus present disclosure includes a treatment site detection unit, a treatment unit, and a control unit. The treatment site detection unit detects a treatment site of a body. The treatment unit includes a first moving unit moving in a vertical direction, a body unit, and a light source unit including a plurality of light sources emitting therapeutic light. The control unit controls the operation of the first moving unit and the light source unit. Here, when the treatment site detection unit detects the treatment site, the control unit controls the first moving portion to bring the light source unit into close contact with the treatment site. In addition, when the light source unit comes into close contact with the treatment site, the control unit causes the light sources located at the treatment site to emit therapeutic light.

Abstract: A sterilizing apparatus is disclosed. A sterilizing apparatus according to one embodiment comprises: a cover main body unit having an accommodation space formed therein so as to accommodate a device to be sterilized, wherein the accommodation space is open toward a bottom surface on which the device to be sterilized is disposed; an ultraviolet light emitting diode provided on a surface facing the bottom surface of the cover main body unit, and turned on so as to emit ultraviolet rays toward the accommodation space; a power supply unit for supplying power to the ultraviolet light emitting diode so as to turn on the ultraviolet light emitting diode; and a control unit for controlling an operation of the power supply unit.

Abstract: A sterilizing apparatus is disclosed. A sterilizing apparatus according to one embodiment comprises: a cover main body unit having an accommodation space formed therein so as to accommodate a device to be sterilized, wherein the accommodation space is open toward a bottom surface on which the device to be sterilized is disposed; an ultraviolet light emitting diode provided on a surface facing the bottom surface of the cover main body unit, and turned on so as to emit ultraviolet rays toward the accommodation space; a power supply unit for supplying power to the ultraviolet light emitting diode so as to turn on the ultraviolet light emitting diode; and a control unit for controlling an operation of the power supply unit.

Abstract: A water sterilization module includes a container including a water inlet and a water outlet and containing water therein, and a light source part mounted on a part of the container and irradiating sterilizing light into the container. The water inlet has a diameter larger than a diameter of the water outlet.

Abstract: A light irradiation device includes a light source unit emitting a light to a wounded are of a skin and a controller controlling the light source unit. The light source unit includes a substrate, at least one first light source disposed on the substrate and emitting a first light in a blue wavelength band, and at least one second light source disposed on the substrate and emitting a second light in a red wavelength band to a near-infrared wavelength band. The first and second lights have different skin penetration depths from each other depending on a wavelength.

Abstract: A light radiation device includes a housing, a substrate provided in the housing, and a light source mounted on the substrate. The light source includes a first light source including at least one first light source to emit first light having a blue wavelength band, a second light source including at least one second light source to emit second light having a ultraviolet wavelength band, and a control unit to control the first light source and the second light source such that the second light source sequentially emits the second light after the first light source emits the first light. A dose of the second light source is less than 1/10 of a dose of the first light source.

Abstract: A lighting apparatus including at least two of first, second, and third light units, in which the first light unit includes a first LED emitting light having a peak wavelength in a range of 286 to 304 nm and a first wavelength converter, and to emit a portion of light from the first LED to the outside, the second light unit includes a second LED emitting light having a peak wavelength in a range of 400 to 420 nm and a second wavelength converter, and to emit a portion of light from the second LED to the outside, and the third light unit includes a third LED emitting light having a peak wavelength in a range of 286 to 470 nm and a third wavelength converter emitting light having a central wavelength in a range of 685 to 705 nm, 790 to 840 nm, or 875 to 935 nm.

Abstract: A lighting apparatus including a white light emitting device including at least one first light emitting diode and a wavelength converter, and at least one second light emitting diode emitting light suitable for producing a cell activating substance, in which the first light emitting diode emits light having a central wavelength in a range of about 300 nm to about 420 nm, the second light emitting diode emits light having a central wavelength in a range of about 605 nm to about 935 nm, the wavelength converter includes wavelength conversion substances to convert light of the first light emitting diode into white light, and, in irradiance spectrum of the white light implemented in the white light emitting device, an irradiance at the central wavelength of light emitted from the first light emitting diode is less than that at a peak wavelength of blue light emitted from the wavelength conversion substance.

Abstract: A lighting apparatus includes a white light emitting device including a first light emitting diode and a wavelength converter including wavelength conversion substances to convert light of the first light emitting diode, and a second light emitting diode emitting light suitable for sterilizing at least one pathogenic microorganism, in which the first and second light emitting diodes emit light having a central wavelength in a range of about 300 nm to about 420 nm, and in a range of about 400 nm to about 420 nm, respectively, the lighting apparatus emits light generated in the white light emitting device and the second light emitting diode to the outside, and, in irradiance spectrum of the white light, an irradiance at the central wavelength of light emitted from the first light emitting diode is less than that at a peak wavelength of blue light emitted from a blue wavelength conversion substance.

Abstract: A light irradiation device includes a first light source emitting first light in a visible wavelength band and a second light source emitting second light, in which at least part of a wavelength band is different from a wavelength band of the first light source and which catalyzes synthesis of a functional substance in a target to which light is applied. The second light includes light in a wavelength band of ultraviolet B.

Abstract: A sterilizing apparatus is disclosed. A sterilizing apparatus according to one embodiment comprises: a cover main body unit having an accommodation space formed therein so as to accommodate a device to be sterilized, wherein the accommodation space is open toward a bottom surface on which the device to be sterilized is disposed; an ultraviolet light emitting diode provided on a surface facing the bottom surface of the cover main body unit, and turned on so as to emit ultraviolet rays toward the accommodation space; a power supply unit for supplying power to the ultraviolet light emitting diode so as to turn on the ultraviolet light emitting diode; and a control unit for controlling an operation of the power supply unit.

Abstract: The present disclosure relates to a light emitting device. The light emitting device includes: a device housing having a structure with an open bottom; and a sterilization module installed in the device housing and emitting ultraviolet light for sterilization. Here, the sterilization module emits the ultraviolet light for sterilization to the open bottom of the device housing.

Abstract: A dressing is used for curing a wound, and includes a dressing body having a first plane to make contact with a wound of a patient and a second plane opposite to the first surface, a display unit provided on the second plane to display information, and having a flexibility, and a light irradiation device to apply light the wound of the patient. The light irradiation device includes a device board, at least one light emitting diode mounted on the device board, and a water-proof protective film provided on the light emitting diode to protect the light emitting diode.

Abstract: A light irradiation apparatus includes first and second light sources that emit first light and second light, respectively. The first and the second lights have mutually different wavelengths at timings close to each other, regardless of overlap between the first light and the second light. The first light has a wavelength band for inducing destruction of bacteria by damaging a cell of the bacteria as the first light acts on a photosensitizer present in the bacteria. The second light has a wavelength band for inducing the destruction of the bacteria by changing the structure of a genetic material present in the cell of the bacteria. A dose of the second light source is less than 1/10 of a dose of the first light source.

Abstract: A sterilizing apparatus is disclosed. A sterilizing apparatus according to one embodiment comprises: a cover main body unit having an accommodation space formed therein so as to accommodate a device to be sterilized, wherein the accommodation space is open toward a bottom surface on which the device to be sterilized is disposed; an ultraviolet light emitting diode provided on a surface facing the bottom surface of the cover main body unit, and turned on so as to emit ultraviolet rays toward the accommodation space; a power supply unit for supplying power to the ultraviolet light emitting diode so as to turn on the ultraviolet light emitting diode; and a control unit for controlling an operation of the power supply unit.

Abstract: A sterilizing apparatus is disclosed. A sterilizing apparatus according to one embodiment comprises: a cover main body unit having an accommodation space formed therein so as to accommodate a device to be sterilized, wherein the accommodation space is open toward a bottom surface on which the device to be sterilized is disposed; an ultraviolet light emitting diode provided on a surface facing the bottom surface of the cover main body unit, and turned on so as to emit ultraviolet rays toward the accommodation space; a power supply unit for supplying power to the ultraviolet light emitting diode so as to turn on the ultraviolet light emitting diode; and a control unit for controlling an operation of the power supply unit.