|| List of recent Lighting Apparatus-related patents
|Lighting apparatus and light guide|
According to one embodiment, a lighting apparatus includes a light source which includes a light emitting surface, and a light guide provided to be coaxial with an axis which extends along a direction perpendicular to the light emitting surface. The light guide includes: an incident plane facing the light emitting surface; an outer circumferential surface configured to protrude in a direction extending away from the light source so as to surround the axis from an outer periphery of the incident surface and so as to totally reflect light from the light source which is made to enter the light guide from the incident surface; and a hollow part provided at a position distant in the axis direction from the incident surface.
|Optical plate for lighting, and lighting apparatus using same|
The present invention relates to an optical plate for lighting capable of improving the brightness of light emitted from a light source and adjusting a viewing angle to alleviate side glare phenomenon. The present invention also relates to a lighting.
|Flexible light panel|
One or more techniques and/or systems are disclosed for a lighting apparatus. A base panel can comprise a flexible material that is configured to be manipulated into a first configuration, comprising a compact arrangement, and a second configuration, comprising a use arrangement.
|Intergrated lighting apparatus and method of manufacturing the same|
An integrated lighting apparatus comprises a first control device including a semiconductor substrate, an integrated circuit block formed above a first portion of the semiconductor substrate, and a plurality of power pads formed above the integrated circuit block; a first light emitting device formed above a second portion of the semiconductor substrate; and a through plug passing through the semiconductor substrate for electrically connecting the first control device and the first light emitting device.. .
|Indirect lighting apparatus|
An indirect lighting apparatus includes a light-emitting device, a reflector disposed above the light-emitting device, and a wavelength conversion layer disposed on a surface of the reflector facing the light-emitting device and spaced apart from the light-emitting device. The wavelength conversion layer includes phosphors configured to change the wavelength of light emitted from the light-emitting device.
Provided is a lighting apparatus. The lighting apparatus includes a base unit, a first rod-shaped member, a second rod-shaped member and a middle connection unit, wherein the middle connection unit includes a first frame fixed at the other end of the first rod-shaped member, a second frame fixed to the other end, having a form corresponding to the first frame, and coupled to the first frame to be rotatable with respect to the first frame, at least one guide elongate hole provided for any one of the first and second frames, extending along an arc, and penetratively formed, and a guide pin unit fixed to the remaining one of the first and second frames and fixed to be movable along the guide elongate hole..
A lighting apparatus is provided. The lighting apparatus comprises a base, a light cover, at least a first light emitting element, and at least a second light emitting element.
|Laundry machine with lighting apparatus for drum lighting|
A laundry machine (100) is proposed. The laundry machine comprises a drum (115) for housing the laundry to be treated, an encasing portion (105,120) for encasing the drum (115), and a lighting apparatus (245) for illuminating the inside of the drum (115).
|Heat-dissipating structure for lighting apparatus and lighting apparatus|
There is provided a lighting device including: a light emitting module having at least one light emitting device outputting light and a light emitting device board on which the at least one light emitting device is disposed; a housing installed on one side of a ring in a central axis direction relatively to the light emitting device board; and a resin globe installed to cover the light emitting module, wherein the globe has a plurality of protrusions formed by retaining at least a portion of a gate unit used in molding the globe, and the light emitting device board may have notch portions combined with the protrusions.. .
|Optical semiconductor lighting apparatus|
An optical semiconductor lighting apparatus includes a housing including a groove, a light-emitting module disposed in the housing, the light-emitting module including a semiconductor optical device, a sealing body disposed in the groove, the sealing body including a main portion and a first rib extending from the main portion, and an optical cover disposed on the housing and covering the groove and the light-emitting module, wherein a first open space is disposed between the optical cover, the first rib, the main portion of the sealing body, and a side surface of the groove.. .
|Light emitting device package and lighting apparatus using the same|
Disclosed is a light emitting device, and more particularly are a light emitting device package configured to improve the quality of light and a lighting apparatus using the same. The light emitting device package includes a light emitting device located on a package main body, the light emitting device including a first light emitting device configured to emit light having a first wavelength band and a second light emitting device configured to emit light having a second wavelength band, a lens disposed over the light emitting device, and a wavelength conversion layer disposed over the lens, the wavelength conversion layer serving to absorb light having the first wavelength band or the second wavelength band so as to emit light having a third wavelength band..
|Organic light-emitting diode lighting apparatus|
Disclosed herein is an organic light-emitting diode lighting apparatus. The organic light-emitting diode lighting apparatus may include a transparent substrate main body with a plurality of groove lines formed therein, auxiliary electrodes formed in at least of the plurality of groove lines, a first electrode formed on the substrate main body, positive temperature coefficients configured to connect the auxiliary electrodes and the first electrode, an organic emission layer formed on the first electrode, and/or a second electrode formed on the organic emission layer..
A lighting apparatus may include a holding member, a lighting panel, and an attachment bracket for removably attaching the lighting panel to the holding member. The lighting panel may form a first position in which a light-emitting surface of the lighting panel and a light-emitting surface of a lighting panel are located substantially on the same plane with each other and a second position in which the lighting panel is pressed from its light-emitting surface side so that the attachment bracket pivots around a portion where the attachment bracket is attached to the holding member and the lighting panel is inclined with respect to the lighting panel.
|Optical semiconductor lighting apparatus|
An optical semiconductor lighting apparatus includes a light emitting module including semiconductor optical devices arranged in a plurality of rows and columns, a housing including a heat sink base in which the light emitting module is disposed, and an optical unit arranged in parallel along the plurality of row or column directions and configured to change a path of light emitting from the semiconductor optical devices to a specific direction. The optical unit includes at least one unit module integrally formed in the row or column directions of the semiconductor optical devices..
Provided is a lighting apparatus. The lighting apparatus includes a base unit, a first rod-shaped member, a lighting unit and a base connection unit, wherein the base connection unit includes, a rotating member rotatably coupled to the base part, a base cam fixed to the rotating member and including a base cam through-hole that penetrates a central portion of the base cam; a main shaft disposed in the base cam through-hole, capable of performing a tilt operation for rotating in one direction and the other direction on the basis of a tilt rotation central axis orthogonal to the lengthy direction of the first rod-shaped member, and having an upper portion to which the one end of the first rod-shaped member is coupled and fixed, and an elastic member that is provided to change an elastic bearing power applied to the main shaft, as the main shaft is tilted..
|Light-emitting diode lighting apparatus having multifunctional heat sink flange|
Disclosed is a light-emitting diode (led) lighting apparatus having a multifunctional heat sink flange, which includes an led board on which a transmitted light cap and a plurality of leds are mounted, a main heat sink formed of magnesium or an magnesium alloy, an auxiliary heat sink formed of a conductive/polymeric resin material for heat dissipation, a heat sink upper case formed of a conductive/polymeric resin material for heat dissipation, and a power supply. The main heat sink includes multiple streamlined heat sink segments that are integrally formed on an outer surface thereof so as to radially protrude to allow air to flow in all directions, and a heat sink flange formed along an outer circumference of a bottom thereof such that omega-shaped wings having enclosed holes and inverse omega-shaped open holes are alternately formed..
A lighting apparatus including a base, a light cover, an optical element, and at least a light emitting element is provided. The light cover having a first opening is disposed on the base and together with the base forms a space.
|Low profile backlight apparatus for high-brightness microdisplays|
An edge-lit waveguide-based backlighting apparatus for high-brightness microdisplays. In one example, the backlighting apparatus includes a waveguide having substantially parallel top and bottom surfaces and a side surface substantially perpendicular to the top and bottom surfaces and extending between the top and bottom surfaces along a periphery of the waveguide, a specularly reflective film disposed on and at least partially covering the bottom and side surfaces of the waveguide, and at least one light source disposed on the side surface and configured to emit light into the waveguide in a direction of a length of the waveguide, the waveguide being configured to direct the light out of an output region of the top surface of the waveguide..
|Load driving device, and lighting apparatus and liquid crystal display device using the same|
A load driving device disclosed in the specification includes a power supply circuit for supplying to a load an output voltage converted from an input voltage, a detection voltage generation circuit for generating a detection voltage which varies depending on a magnitude of a voltage drop which across the load, and a control circuit for controlling the power supply circuit so that it performs output feedback control of the output voltage, on the basis of the detection voltage.. .
|Light-emitting device and lighting apparatus using the same|
A light-emitting device including: a substrate; leds arranged on the substrate in a row; electrode pad pairs each including electrode pads at opposite sides of a corresponding led in a row direction; zener diodes (protective elements) in one-to-one correspondence to circuits (groups) u1 to u8 each including nine consecutive leds, each protective element being located between adjacent electrode pads; and a sealing member sealing the leds, the electrode pad pairs, and the zener diodes, wherein, in each circuit, a distance between electrode pads included in an electrode pad pair corresponding to an led located closest to the zener diode is the shortest, and a distance between electrode pads varies between two electrode pad pairs other than the electrode pad pair corresponding to the closest led.. .
|Light emitting element, display apparatus, and lighting apparatus|
A light emitting element includes a first electrode, a second electrode, and an organic layer in which a first luminescent layer and a second luminescent layer are provided from a first electrode side, the organic layer being provided between the first electrode and the second electrode, light from the organic layer being reflected on an interface of the luminescent layer and the first electrode, passing through the second electrode, and being emitted to outside, a first optical transparent layer, a second optical transparent layer, and a third optical transparent layer being provided, from a second luminescent layer side, on a side of the second luminescent layer, the side being opposite to the first luminescent layer.. .
A body-protection board with lighting functionality includes a board body that has a recessed portion and a cavity. A control set is deposited in the cavity and connected to a power source and has a switch.
|Lighting control system, arrangement registering method, and recording medium storing arrangement registering program|
According to one embodiment, there is provided a lighting control system including an integral control unit capable of a control; a mobile terminal which photographs a plurality of lighting apparatuses among a plurality of lighting apparatuses as a photographing range; and a control unit which performs a first process of obtaining an association between an image portion of the lighting apparatus in a photographed image and an arranging position on a layout drawing; a second process which obtains a correspondence between the lighting apparatuses which are sequentially turned on and the lighting apparatuses on the layout drawing; and a third process in which each address corresponding to the lighting apparatuses which are arranged on the layout drawing is caused to correspond with each id information of the plurality of lighting apparatuses.. .
|Led light source assembly for automotive forward lighting apparatus|
A led light source assembly for an automotive forward lighting apparatus may include a led lighting unit assembly provided with a led lighting unit, a housing, and a heat transfer body which is assembled to the housing and to which the led lighting unit assembly is assembled, wherein a mounting protuberance is provided at an outer circumference of the housing, and wherein the mounting protuberance is used to cooperate with a corresponding mounting groove in a holding bracket of the automotive forward lighting apparatus so as to install the led light source assembly to the holding bracket by way of quarter turn installation.. .
|Backlight module, method for driving same and display device using same|
An led lighting apparatus is provided. The led lighting apparatus comprises: an led module; a heat dissipation member; and a connection member for connecting the led module and the heat dissipation member mechanically and heat-conductively.
|Enhanced light output from a led containing laminate|
A laminate capable of emitting light comprises a reflective layer. The reflective layer increases the amount of light output from the laminate.
|Led light source module|
An led light source module is disclosed, which can replace a halogen bulb. The led light source module includes an led light source, a heat sink, an electric fan unit, a driver circuit, and an attachment, and all of these constituent elements are integrated.
A lighting apparatus according to an embodiment includes an optical unit and a body. The optical unit includes a light emitting module that has a light emitting element, a reflector that controls distribution of light from the light emitting module, and a unit supporting member that supports the light emitting module and the reflector.
|Stringed led capsule lighting apparatus|
A plurality of adjacent capsules, each comprising a base component, a body component carrying an led circuit board, and a lens component, wherein the body and the base snap together and the lens snap-fits to the body. Such capsules are attached to a flexible electrical power cable by electrical connector components internal to the body and which conduct power from the power cable through the body to the led circuit board..
|Lighting apparatus with luminophore on a movable carrier|
The lighting device (11) has at least one light generation device (12) for generating a primary light (p), a first luminophore (16) for converting the wavelength of the primary light (p) to a first secondary light (s1), and a second luminophore (20) for converting the wavelength of the primary light (p) to a second secondary light (s2), the first luminophore (16) being located on a movable support (15), which is provided in order to alternatively move the first luminophore into and out of a beam path of the primary light (p), and the second luminophore being located on a stationary support (21). The invention also relates to a method for generating wavelength-converted secondary light from primary light with alternating irradiation of a first luminophore located on a movable support and of a second luminophore located on a stationary support by the primary light.
|Lighting apparatus for visible light communication, and visible light communication system using the apparatus|
A lighting apparatus for visible light communication includes at least one luminaire body and a visible-light-communication-signal-outputting part. The luminaire body includes a light source that includes an led.
|Novel organic compound, organic light-emitting device, and image display system|
An organic compound has a dibenzo[8,9:10,11]tetrapheno[5,6-b]carbazole skeleton as a basic skeleton. An organic light-emitting device includes an anode, a cathode, and an organic compound layer including the organic compound.
|Apparatus for lighting a mini greenhouse|
There is disclosed a dome and lighting apparatus for a mini greenhouse. In an aspect, the dome has one or more grooves or channels adapted to receive a lighting module.
|Lighting apparatus and method for surface lighting using leds|
A lighting apparatus and method is disclosed for illuminating a surface using solid-state light emitting diodes (leds). The lighting apparatus consists of a plurality of leds arranged in an array form, a base for mounting the leds, an electrical power supply, and a fixing means for attaching said lighting apparatus to a surface to provide an upward lighting.
|Solid-state lighting apparatus and methods using energy storage|
Some embodiments provide a lighting apparatus including a plurality of lighting circuits coupled in series. Each lighting circuit includes a control circuit configured to selectively provide current to at least one led and at least one charge storage device coupled to the at least one led.
|Rectangular led lighting apparatus|
A rectangular led lighting apparatus connected directly to an ac power supply is provided. The rectangular led lighting apparatus includes: a printed circuit board in which circuit patterns are formed for electrical connection of leds; a rectification unit configured to rectify an ac voltage and output a dc rectified voltage; an led unit driven by the rectified voltage, the led unit including first to n-th light emitting blocks (where n is a positive integer equal to or greater than 2) arranged linearly on the printed circuit board; and an led driving control unit configured to sequentially drive first to m-th light emitting groups (where m is a positive integer equal to or greater than 2), each of which includes n leds, according to a voltage level of the rectified voltage output from the rectification unit..
|Multilayer license plate lighting apparatus|
A lighting apparatus for illuminating a license plate includes a light source and a multilayer light guide. The multilayer light guide is configured to carry light from the light source and to cast light onto the license plate.
A lighting system includes a lighting apparatus provided along one side of an aisle and a specular reflection plate provided along the other side of the aisle to reflect the light emitted from the lighting apparatus toward a region where the lighting apparatus is provided. According to the above configuration, the lighting apparatus can illuminate the region where the lighting apparatus is provided.
A lighting apparatus includes a plurality of leds arranged in a row on an elongated wiring board; and a lens covering all the leds and controlling distribution of light emitted from each led. An optical axis of the light emitted from each led is orthogonal to the wiring board.
|Recessed led downlighting apparatus|
Disclosed is a recessed led downlighting apparatus comprising a led downlight fixture assembly 100, a mounting frame 300 for supporting the led downlight fixture assembly 100 on a ceiling panel 1, an electric junction box 400 mounted on the mounting frame 300, at least one electric wire 210 for electrically connecting the led drive 170 and the junction box 400, including a first electric wire element 210a extended from the led drive 170 and a second electric wire element 210b extended from the junction box 170, an electric connector 230 for electrically connecting the first electric wire element 210a and the second electric wire element 210b, a flexible metal conduit 220 including for sheltering the electric wire 210, a first conduit element 220a for sheltering the first electric wire element 210a and a second conduit element 220b for sheltering the second electric wire element 210b, the first conduit element 220a being secured at one end to the plate of the heat sink 120 with a clip element, and the second conduit element 220b secured at one end to the junction box 400 and a connector cover 500 for connecting the first conduit element 210a and the second conduit element 210b and sheltering the electric connector 230.. .
A lighting apparatus includes a plurality of leds arranged in a row; an elongated wiring board on which the leds are mounted; and an optical lens covering all the leds and controlling distribution of light emitted from each led. The light emitted from each led has an optical axis orthogonal to the wiring board.
|Light-emitting-diode-based light bulb|
A lighting apparatus includes a first substrate, a plurality of first light-emitting devices disposed on the first substrate, a second substrate disposed over the first substrate, and a plurality of second light-emitting devices disposed on the second substrate. A reflective surface is disposed between the first substrate and the second substrate.
|Lighting apparatus, lighting system, and control method|
A lighting apparatus includes a power supply circuit, a light-emitting unit, a mounting unit, and a lighting-side controller. The light-emitting unit is configured to drive light emission based on a power supply voltage generated by the power supply circuit.
This lighting apparatus includes three or more leds arranged in a row. Each of the leds emits light of a color different from that of an led adjacent to itself, and the leds include an led having a relatively wide light distribution angle and others of the three or more leds each having a relatively narrow light distribution angle.
|Optical semiconductor lighting apparatus|
An optical semiconductor lighting apparatus including: a substrate in which a single led chip or a plurality of led chips are disposed; a first mold portion disposed on the substrate to cover the plurality of led chips; and a second mold portion extending from an edge of the first mold portion and disposed on the substrate. The respective led chips can improve adhesive strength with respect to the substrate through the first and second mold portions.
|Lighting apparatus and display apparatus|
A lighting apparatus of the present disclosure includes: a light source device having one or more light emitting diodes; a board on which the light source device is provided; a light guide plate having an entrance surface facing a light exit surface of the light source device to allow entry of light therefrom, and a light emission surface which emits the light having entered through the entrance surface, the light guide plate configured to propagate the light having entered through the entrance surface and emit the light through the light emission surface; and an engagement member fixed on the board and engaging the board with the light guide plate, the engagement member configured to prevent relative motion, between the board and an engaged portion of the light guide plate engaged with the board, in a direction in which the light exit surface and the entrance surface face each other.. .
|Organic electroluminescence element, display apparatus, image processing apparatus, lighting apparatus, and image forming apparatus|
Provided is an organic electroluminescence element, including: a light reflective electrode; a light transmissive electrode; an emission layer formed between the light reflective electrode and the light transmissive electrode; a low-refractive index layer having a refractive index at a maximum peak wavelength of an emission spectrum of light emitted from the emission layer lower than that of the emission layer, the low-refractive index layer being formed between the light reflective electrode and the emission layer; and a light extraction member for changing an exiting direction of the light emitted from the emission layer, the light extraction member being formed on the light transmissive electrode, in which an optical path l between a maximum emission surface of the emission layer and the light reflective electrode satisfies a specific expression.. .
|Lighting apparatus and light emission control method|
A lighting apparatus includes: a plurality of light emission units that respectively emit lights in luminescent colors different from each other; and a control unit that controls in luminance the respective light, which are emitted from said plurality of light emission units, for the respective luminescent colors. In response to a control input, said control unit switches between a first light emission mode that it makes said light emission units emit light with luminance set for the respective luminescent colors and a second light emission mode that makes it light emission units corresponding to at least one luminescent color turn off or emit light with luminance lower than the luminance in the first light emission mode..
|Ac led lighting apparatus|
Embodiments of the invention provide ac led lighting apparatuses. The ac led lighting apparatuses may increase luminous flux and provide optimal efficiency through novel arrangement of a plurality of light emitting blocks on a circuit board and a plurality of leds and drive ics included in each of the light emitting blocks to be sequentially driven, and/or through efficient series-parallel connection between a limited number of leds..
|Method and apparatus for fabricating phosphor-coated led dies|
The present disclosure involves lighting apparatus. The lighting apparatus includes a first doped semiconductor layer.
|Method and apparatus for fabricating phosphor-coated led dies|
The present disclosure involves lighting apparatus. The lighting apparatus includes a light-emitting device.
|Vehicle sun visor|
An automobile sun visor includes: a sun visor body; and a mirror unit. The mirror unit includes: a mirror; a mirror retaining member to keep the mirror in place; and a mirror cover attached to the mirror retaining member and with a lighting apparatus provided in it.
|White light apparatus with enhanced color contrast|
A lighting apparatus for emitting white light including a semiconductor light source emitting radiation with a peak emission between from about 250 nm to about 500 nm and a first phosphor having a peak emission between about 550 and 615 nm, wherein an overall emission spectrum of the lighting apparatus has a depression between about 550 and 615 nm, whereby the red-green color contrast is increased versus a reference illuminant.. .
|Multi-directional, multi-functional, wearable safety lighting apparatus|
A multi-functional, multi-directional wearable safety lighting device is disclosed herein that includes a main light housing and a magnetic mounting assembly coupleable to a bottom surface of the main light housing. The mounting assembly is configured to secure the wearable safety lighting device to a user.
|Lighting apparatus and lighting unit|
A lighting apparatus and a lighting unit. The lighting apparatus includes: a first substrate; an organic light-emitting diode (oled) which is disposed on the first substrate to define an emission region and emits light; a second substrate which faces the first substrate with the oled interposed therebetween; and a sealant which is disposed between the first substrate and the second substrate, bonds the first substrate and the second substrate together, and surrounds the oled at a set or predetermined distance from the oled, wherein the sealant includes first light-scattering particles which are dispersed in the sealant and diffuse light incident to the sealant..
|Electrical equipment and communication apparatus|
A lighting apparatus includes a communication unit and a control unit. The communication unit performs master-slave type communication with the communication adaptor, outputs, as a master, a transmission request of a control signal to the communication adaptor which temporarily stores the control signal for controlling the lighting apparatus, transmitted from equipment connected to the network, and receives the control signal transmitted from the communication adaptor in response to the transmission request.
|Low-profile lighting systems|
This disclosure provides systems, methods, and apparatuses for low-profile lighting systems. In one aspect, a lighting apparatus can include a lighting apparatus having a light emitter and an electronics substrate including an electrical circuit.
Disclosed is a lighting apparatus which may include a heat sink, a light emitting device including a substrate mounted on the heat sink and leds arranged on the substrate, a bulb surrounding the light emitting device, an electronic module received within the heat sink to supply power to the light emitting device, a case provided to surround the electronic module, the case being configured to be inserted into the heat sink, a communication module separably coupled to the electronic module, and a power socket electrically connected to the electronic module, the power socket being mounted to the case. The communication module may include a housing, a circuit board provided in the housing.
|Illumination light source and lighting apparatus|
An led unit which serves as illumination light source to be attached to lighting equipment, includes: a mounting board on which a light-emitting element, which emits light frontward, is provided; a support pad disposed behind the mounting board; and a case disposed so that the mounting board is sandwiched in a front-back direction by the case and the support pad. The support pad or the case includes insertion holes which are three or more openings into which securing components for securing the led unit to the lighting equipment are inserted, and the three or more openings are disposed in such a way that, when a distance between two of the three or more openings is referred to as an inter-opening distance, at least one inter-opening distance is different from other inter-opening distances..
|System and method for mounting and locking a lighting apparatus|
A mounting and locking system for a lighting apparatus is provided. The system is configured to be attached to an electrical junction box connected to a ceiling or a wall.
A lighting apparatus is provided with a housing having an upper assembly, a lower assembly, and a middle assembly. A lighting module is positioned within the housing in which the lighting module includes at least one light emitting diode (led).
|Solid state lighting apparatus and methods using integrated driver circuitry|
A lighting apparatus includes a first substrate including a switching circuit, the switching circuit including a first port, a second port and a current control circuit configured to generate a current at the second port of the current control circuit responsive to a varying voltage at the first port. The apparatus further includes a second substrate mounted on the first substrate and including at least two leds electrically coupled to the second port of the current control circuit of the first substrate..
|Method and apparatus for lighting involving reflectors|
A variety of lighting apparatuses are described that utilize reflection as a basis for lighting a desired area.. .
|Portable cordless multipurpose lighting system|
Systems and methods for lighting body panels of automobiles to facilitate repair of the body panels, where one embodiment is a portable lighting apparatus that includes a light board, a base and an extension member that connects the light board to the base. The light board is supported by the extension member, which is supported by the base.
|Multisided area-illuminating device|
A lighting apparatus includes a plurality of light panels and light emitting elements facing in many or all directions. The lighting apparatus can include a controller and a user-operable power switch for controlling electrical power to the light emitting elements.
|Light source unit, lighting apparatus and image projection apparatus|
A light source unit includes a first reflector having a reflection face; a second reflector having a reflection face; a plurality of light sources; and a light condensing optical system disposed between the first reflector and the second reflector. Light beams emitted from the plurality of light sources are reflected at a first reflection position on the reflection face of the first reflector, and then reflected at a second reflection position on the reflection face of the second reflector.
|Light source unit, lighting apparatus and image projection apparatus|
A light source unit includes a first reflector having a reflection face; a second reflector having a reflection face; a plurality of light sources; and a light condensing optical system to condense light emitted from the plurality of light sources. Light beams emitted from the plurality of light sources are reflected at a first reflection position on the reflection face of the first reflector, and then reflected at a second reflection position on the reflection face of the second reflector.