Abstract: Disinfection equipment, particularly an electric light source device and lamp. The electric light source device includes a lamp cap, a lamp housing, a connecting fitting, a reflection column and a supporting fitting which are connected in sequence from the top to the bottom and the electric light source device also includes a lamp tube, a net enclosure and a driving power supply provided inside the lamp housing, where the lamp tube includes several tubes which are connected in sequence and are provided around the reflection column, the end of the first tube and that of the last tube are respectively provided with the first electrode and the second electrode which respectively electrically connect to the driving power supply, the lamp housing is provided at one end of the tube with an electrode, and the lamp tube can emit 360° light around the reflection column.

Abstract: The present disclosure discloses an LED light bulb comprising a light source board, a heat sink, a lamp shade, and a paddle member is provided. The light source board is disposed on an upper end surface of the heat sink, and the lamp shade is connected to the upper end surface of the heat sink to enable the light source board to be contained within the lamp shade. A patch switch comprises a paddle handle extending downwardly along an axial direction of the heat sink. A front end of the paddle member is configured to extend through a space-providing opening and to be operatively coupled to the paddle handle, a rear end of the paddle member defines an operating member, and the operating member is configured to be paddled to adjust turning ON and OFF of LED beads of different colors disposed on the light source board.

Abstract: Disclosed is a LED light assembly that accommodates series connected surface mounted LEDs. An LED lighting source comprising surface mounted LEDs can be inserted and removed from a socket to allow replacement of burned out LEDs. The LED lighting source contains all of the components for controlling the intensity and color of the emitted light. In addition, the electrical components may receive control signals to control the output of the surface mounted LEDs. Connectors disposed in a socket are made of spring steel that causes the connectors to contact each other when the LED lighting source becomes loose from the socket or is removed.

Abstract: LED lamp beads with multiple light-emitting points comprising a certain number of luminous bodies and package resins; in which after at least two luminous bodies are connected in parallel, they are wrapped in a package resin and connected to an anode pin and a cathode pin inserted into the package resin. The present invention structure is simple and has a rational design. By using one-way conductive luminance on the LED luminous bodies, and using parallel and inverse parallel connections on multiple light-emitting points, control of the electric current direction is achieved, and thus the control of the operating modes of luminous bodies and the LED lamp beads with multiple light-emitting points is achieved.

Abstract: A light source (7) with a gas-discharge lamp includes a control module (16) with a driver circuit, an ignition module (17) for producing a substantially high voltage, and a gas-filled burner (18) in which an electric arc is ignited and maintained between two electrodes (19, 20). The control module (16), ignition module (17), and burner (18) are attached to a mutual support system (21) and combined in a single unit. Lighting equipment (1) for a motor vehicle includes at least one light source (7).

Abstract: A burglarproof lamp includes a lamp head part with a lamp head shell, a center contact bolt, a center contact insulation fixing base, a center contact insulation fixing sheet, a location post and a connection part fixing base. The center contact bolt is connected to a conductive pole after passing through the center contact insulation fixing base, the lamp head shell and the center contact insulation fixing sheet. The connection part fixing base has a boss and a containing cavity where a spring and a center conductive shaft are located. A conductive fixing ring is connected to the lamp head shell for limiting the position of the connection part fixing base via the boss. The center contact insulation fixing sheet has a location hole, into which the location post can be inserted when it is driven to the position corresponding to the location hole by the connection part fixing base.

Abstract: Interfaces for electrical (e.g., lighting) devices involve use of electrically conductive edge contacts arranged on or protruding from edges of printed circuit boards (PCBs) that provide or facilitate electrical connections to first and second externally accessible electrical contacts, such as may include threaded and foot contacts of a lighting device including a screw-shaped male base. First and/or second edge contacts of a PCB may protrude through first and second openings in a housing to form first and second externally accessible contact, or directly engage first and second externally accessible contact elements associated with (e.g., retained by) the housing. A contact element retained by a housing may define a slot in the interior of the housing to directly engage an edge contact of the PCB. Electric power is supplied to the PCB via edge contacts without need for intervening wires or soldered connections.

Abstract: A solid state lamp, such as one that can replace an incandescent light bulb, has a base portion having an electrical connector for connection to a source of power, such as an Edison-type connector for connection to the mains voltage. An AC/DC converter in the base converts the mains voltage to a suitable light emitting diode (LED) drive voltage. A plurality of receptacles on the base connects to electrodes of plug-in modules. Each plug-in module supports a plurality of low power LEDs connected in series. The strings of LEDs on different modules are connected in parallel when connected to the receptacles. The modules and base are configured to allow a user to operate the lamp with different combinations of modules to generate a desired light output from the lamp. For example, the user can recreate the lumens equivalent of a 20W, 40W, or 60W bulb by using one, two, or three modules.

Abstract: A light-emitting diode includes an electrical connecting base, a lamp holder, a power driving module, an adapter plate and a lamp plate. One end of the lamp holder is connected to the electrical connecting base and the other end of the lamp holder is configured to be a supporting surface. The electrical connecting base and the lamp holder form an accommodation space which accommodates the power driving module. The adapter plate has a first surface and a second surface opposite to each other. The first surface is contacted with the supporting surface and the second surface includes a first connector which has a plugging direction parallel to the second surface. The lamp plate has a second connector which is detachably plugged to the first connector, so as to be disposed on the adapter plate.

Abstract: According to some aspects, a light-emitting module that is small and easy to produce may be provided. On the surface of a board, a light-emitting element and an electrical connection portion electrically connected to the light-emitting element are provided. In some examples, in a position close to the electrical connection portion of the board, a through-hole that penetrates the board is formed. Through the through-hole of the board, an electric wire for supplying electric power to the light-emitting element may be inserted from the back surface of the board to the front surface to be electrically connected to the electrical connection portion.

Abstract: An LED light bulb includes a base, a light transmissive cover and upstanding light bars. The base is in electrical communication with a power source and has an axis and a periphery. The light transmissive cover is substantially mounted on the periphery. The upstanding light bars are mounted radially around the axis and located between the axis and the periphery. The upstanding light bars are arranged to substantially emit light inward to the axis.

Abstract: In accordance with one aspect of the present disclosure, an LED decorative lamp is provided. The LED decorative lamp comprises a light engine having at least one LED mounted on a platform, a current regulated driver configured to provide power to the at least one LED, the driver mounted inside a base, a substantially hollow envelope forming an enclosure over the light engine and driver, and a reflector disposed above the light engine. The reflector is configured to improve the light distribution of the at least one LED.

Abstract: A light bulb includes a lamp base unit including a base, an electrically insulative hollow column fastened to the base, a heat sink surrounding the electrically insulative hollow column, a light-transmissive shade surrounding the upper part of the metal cylindrical heat sink and a power supply module electrically connected to the base, a light source module including a metal holder plate, a first circuit board with upward-facing LEDs, a second circuit board with downward-facing LEDs, a first adapter board, a second adapter board, a positioning block and a heat transfer pad and supported on the heat sink in the light-transmissive shade, and a lamp shell fastened to the metal holder plate and capped on the light-transmissive shade. During operation of the LEDs, waste heat can be quickly dissipated into the outside open air through the mounting lugs of the metal holder plate, the heat transfer pad and the heat sink.

Abstract: A lamp including the following elements is provided. A housing has an assembling opening and an electrical base on two ends thereof, wherein the housing has an inner wall and a portion of the inner wall adjacent to the assembling opening is an air-guiding wall. A cooling fan has a casing disposed at the assembling opening and forming an air channel, a fan wheel rotatably arranged in the air channel, and at least one partitioning board between the air-guiding wall and the air channel so as to define at least one first air-guiding opening and at least one second air-guiding opening. A light-emitting module is arranged in the housing and opposite to the fan wheel. Accordingly, the present lamp does not require forming any air inlet or air outlet on the housing, and thus provides a simplifier structure.

Abstract: A panel illumination light source positioning and holding mechanism and method of operation and installation is disclosed for a light panel comprising a panel having on a front side thereof a front film forming an illumination surface, and an insertion hole through the panel to the film, the positioning and holding mechanism may comprise a hollow insertion portion extending into the insertion hole, the hollow insertion portion receiving an LED assembly; a locking mechanism locking the insertion portion in place after insertion into the insertion hole; a light pipe reception and holding mechanism, with a light pipe inserted into the light pipe reception and holding mechanism. The positioning and holding mechanism may also comprise a parallel extending portion holding the LED.

Abstract: A lighting device may be provided to include a heat sink which includes a receiving recess and a top surface including a hole; a light source module which includes a substrate disposed on the heat sink, a light emitting device disposed on the substrate and a pad disposed on the substrate; a power supplier which is disposed in the receiving recess of the heat sink and includes a projection outputting a power signal for driving the light source module; and a connector which is coupled to the hole of the heat sink, includes a contacting part electrically connected to the pad of the light source module, and is electrically connected to the projection of the power supplier.

Abstract: An illumination device including a base, a heat dissipation member, at least one flexible printed circuit board (FPC), and a plurality of light-emitting elements is provided. The heat dissipation member disposed on the base has a central axis, a plurality of holding curvy surfaces and a plurality of heat dissipation channels extending along the central axis, wherein the holding curvy surfaces and the heat dissipation channels are staggered and arranged about the central axis, and each of the holding curvy surfaces radially extends along the central axis. The flexible printed circuit board is disposed on the holding curvy surfaces. The light-emitting elements are disposed on the flexible printed circuit board. An assembling method of the illumination device is also provided.

Abstract: Remote component devices, systems, and methods are disclosed. In one aspect, remote component devices, systems, and methods can include a body for lockably securing the remote component to a housing. Devices, systems, and methods can also include one or more light emitting devices disposed over the body. An optical material can be remotely located at least a first distance away from the one or more light emitting devices. Remote component devices, systems, and methods disclosed herein can be used as replacements and/or equivalent light products for standard filament light bulbs and compact fluorescent lamp (CFL) bulbs.

Abstract: An LED lamp specially adapted for use in combination with a concave reflector and to replace the incandescent light sources normally used. The lamp includes two or more light emitting diodes or light emitting diode arrays, each with a specified angle of light radiation, mounted substantially perpendicular to the lamp support and spaced symmetrically around the longitudinal axis of the said lamp support to form a compact consolidated light radiation area with a specified length, width, and height. All of the light radiates outward in a 360 degree radial pattern around and horizontal to the longitudinal axis of the said lamp support and at a specified angle of radiation vertical to the longitudinal axis of the said lamp support. Substantially all of the light emitted impinges on, and is redirected by, the reflector to project a high intensity beam of light with all light rays radiating at the same angle.

Abstract: A recessed light fixture includes an LED module, which includes a single LED package that is configured to generate all light emitted by the recessed light fixture. For example, the LED package can include multiple LEDs mounted to a common substrate. The LED package can be coupled to a heat sink for dissipating heat from the LEDs. The heat sink can include a core member from which fins extend. Each fin can include one or more straight and/or curved portions. A reflector housing may be coupled to the heat sink and configured to receive a reflector. The reflector can have any geometry, such as a bell-shaped geometry including two radii of curvature that join together at an inflection point. An optic coupler can be coupled to the reflector housing and configured to cover electrical connections at the substrate and to guide light emitted by the LED package.

Abstract: A Light-Emitting Diode (LED) lamp includes a heat sink with a number of passive air flow ducts defined at least partially by fins of the heat sink and a cover plate over the fins. The heat sink includes a body with a cavity, a number of fins radiating outwards from the body, and a cover plate covering the fins. Each passive air flow duct includes top and bottom openings for air flow.

Abstract: An LED lightbulb is configured to properly illuminate a broader region. The LED lightbulb includes a light emitting unit, a pedestal, a power source unit, a heat dissipator, a base, and a globe swelling toward one side in a first direction for enclosing the light emitting unit. The globe is configured to diffusingly transmit light from the light emitting unit. The light emitting unit provides a light amount not less than 50% of the maximum light amount in a region not exceeding ±60° about the central axis extending in the first direction set as 0°. The globe provides a light amount not less than 50% in a region exceeding ±125° about the central axis set as 0°.

Abstract: The present invention is a light bulb featuring a removable LED light source. The preferred source being a lighting source with a three dimensional lead frame as disclosed in the parent applications to this application. Control circuitry is included to convert electrical power into power usable by the LEDs.

Abstract: A light head, a lamp using the light head, and an assembling method of the light head are provided. The lamp includes the light head, a circuit board, a light source, and a light cover. The circuit board is disposed on the light head and electrically connected to the light source. The light cover is assembled to the light head. The circuit board and the light source are located in the light cover. The light head includes a first assembling element, a second assembling element, first pins, and a second pin. The first assembling element has an axial direction and a radial direction. The second and first assembling elements are telescoped and are coaxial. The first pins pass through the first assembling element along the axial direction, and the second pin passes through the first and second assembling elements along the radial direction.

Abstract: An LED-based lamp assembly with a driver assembly having a base portion rotateably engageable with the socket of a light fixture to make a first electrical contact with the light fixture. The driver assembly has an electrically conductive, retractable tip portion coupled to the base portion and that makes a second electrical contact with the light fixture. The tip portion retracts relative to the base when in electrical contact with the light fixture's socket portion. A lamp housing assembly operably connected to the driver assembly has a lamp housing connected to the driver assembly. The lamp housing is coupled to at least one substrate having at least one LED light thereon. The substrate is connected to, or is an integral part of, a heat sink that carries heat away from the substrate and/or LED light. The lamp housing assembly is rotatable relative to the light fixture to adjust the angular position of the light source.

Abstract: A compact fluorescent lamp (CFL) including an insulating barrier between heat sources and heat sensitive components. The heat sensitive barrier is in the form of an insulative layer of cement applied between the heat generating components of the CFL and one or more heat sensitive components of the CFL. The cement can also fix or secure various components within the lamp thereby eliminating the need for some or all of the support structure of a conventional CFL.

Abstract: An LED based light for replacing an incandescent bulb comprises a base having a first end and a second end. A connector is fixed to the first end of the base and adapted to physically connect to an incandescent light fixture. A light structure extends from the second end of the base and has an inner surface defining a cavity and an opposing exterior outer surface, and at least one LED is arranged outward from the inner surface. A heat dissipating structure for the at least one LED extends into the cavity.

Abstract: The disclosure relates to a lighting fixture having a base, a solid-state light source, and a lens assembly. The optic has a body with a cavity and a proximal opening. The lens assembly is coupled to the base at the proximal opening. The solid-state light source is mounted to the base and is configured to direct light into the cavity via the proximal opening. At least a portion of an interior surface of the body includes a number of elongated prisms. At least a portion of the exterior surface of the body includes a number of diffusers.

Abstract: A solid state lighting apparatus can include an electrical connector that is configured to couple to a standardized electrical fixture, where the electrical connector provides a recess therein. A cover can be coupled to the electrical connector to cover the recess and a solid state lighting driver circuit can be located beneath the cover. A solid state lighting housing, that is separate from the electrical connector and the cover, can be configured to house a solid state light emitting device and at least one flexible wire can electrically couple the solid state lighting driver circuit to the solid state light emitting device.

Abstract: An LED bulb is provided which includes a white light conversion film, a metal shell, a blue or purple or UV LED light source, an insulation connecting component, and a lamp holder. The metal shell includes an upper step and a lower step in an inner surface thereof. The white light conversion film is disposed on the upper step. The LED light source is disposed on the lower step. The lamp holder is connected to a bottom of the metal shell via the insulation connecting component.

Abstract: An LED light bulb, mainly comprising: an LED module, provided with a first connection portion; a circuit driving module, provided with a second connection portion, said first connection portion is connected to said second connection portion; and a lamp hood covered over said LED module. As such, said LED module or said circuit driving module can be replaced readily when they are found broken down, without the need to discard entire set of LED light bulb, hereby eliminating unnecessary waste, in achieving both cost effectiveness and environment protection.

Abstract: A solid state lighting device with an extensible mounting base is provided. The solid state lighting device includes a housing and a moveable extension positioned in the housing. The moveable extension is aligned along a longitudinal axis of the solid state lighting device, and includes a closed position adjacent the housing and an open position remote from the housing. A base is affixed to an external end of the moveable extension. The base connects to a corresponding socket in order to provide electrical power to the solid state lighting device. The housing also includes a mechanical actuator therein. The mechanical actuator has a first end, affixed to the moveable extension, and a second end, affixed to the housing. The mechanical actuator allows the moveable extension to change from the closed position to the open position and vice versa.

Abstract: A modular lighting device includes a base and a lamp head unit. The base includes a base body and a first connecting module disposed at a top end of the base body and having a first connecting portion and a first conductive portion. The lamp head unit includes a bottom seat, a lamp body disposed on the bottom seat, and a lamp shell connected to the bottom seat. The bottom seat includes a second connecting module disposed at a bottom end thereof and having a second connecting portion connected removably to the first connecting portion, and a second conductive portion electrically connected to the first conductive portion. The lamp shell has a maximum width disposed at a position adjacent to a bottom end thereof and smaller than or equal to that of the bottom seat.

Abstract: An LED lighting apparatus according to the embodiment includes: a heat radiation frame having a reception groove therein; a substrate disposed on a top surface of the heat radiation frame and to which at least one light emitting device is attached; an antenna on a top surface of an upper end portion of the heat radiation frame; and a diffusion frame combined with the light emitting frame and formed therein with a reception groove for receiving the substrate and the antenna.

Abstract: A standard table lamp requires an electrical outlet to supply alternating current (AC) and illuminate a standard AC light bulb, including new technology, low wattage AC light bulbs such as a 7 Watt LED or a 7 Watt CFL. This limits the placement and portability of light emitting devices such as table lamps, floor lamps, chandeliers or wall sconces within a commercial or residential living space. To date, there are products that use batteries to power light sources but the form factors are usually bland and unattractive to interior designers and homeowners alike. This invention takes the idea of portable lighting and standardizes the form factor by using already developed standard low wattage AC light bulbs such as LED and CFL and standard AC light bulb sockets embedded in the design.

Abstract: A split type LED lamp includes a base and a lamp body. The lamp body has an LED light board, a second plug portion, a battery slot and a battery, and the LED light board has a plurality of LED light sources and a wireless signal receiver. After the base and the lamp body are combined and installed to a lamp holder for receiving electric power and being used as a lamp bulb, or the lamp body is removed and used as a flashlight independently. In addition, the battery can be replaced to reduce unnecessary waste of resources, and the wireless signal receiver is provided for receiving a wireless control signal transmitted from a remote controller or a mobile communication device to drive the lamp body to emit light and improve the convenience of use.

Abstract: A solid state lighting apparatus can include an electrical connector that is configured to releasably couple to a standardized electrical fixture having ac voltage provided thereat, where the electrical connector includes an opening that is configured to provide a recess in the electrical connector including an interior contact to provide the ac voltage in the recess when connected to the standardized electrical fixture. A protective circuit stage of a solid state lighting driver circuit can be in the recess to electrically coupled to the interior contact. An electrical wire can include a first portion that can be electrically coupled to the protective circuit stage in the recess and a second portion that is outside the recess. A solid state lighting housing can be configured to releasably couple to the second portion of the electrical wire.

Abstract: A light head, light device, assembling method of light head and light device are provided. The light device includes a light head and a third unit. The light head includes a first unit, a second unit, a cable, a fixing sheet, a first pin, a conducting sheet, and multiple second pins. The first unit has a side surface, a bottom surface, a pair of slots, and a protrusion portion. The slots are on the bottom surface. The second unit encircling the first unit exposes the protrusion portion. The fixing sheet electrically connected to a first conducting terminal of the cable is inserted into the slots. The first pin inserts into the protrusion portion to make the cable contact the first pin and the protrusion portion. The conducting sheet is under the second unit. The second pins make the conducting sheet, the first and second units assembled together.

Abstract: A method for retrofitting a lighting system includes providing a lighting assembly with a screw-terminal-base connector disposed in a lamp housing. A power-supply conductive wire includes a second length coupling the screw-terminal-base connector to a transformer and a first length coupled to the transformer and coupleable to a power supply. The first and second lengths of the power-supply conductive wire are severed and the transformer is removed. The severed first and second lengths are spliced together. An Edison-base receptacle is mounted to the lamp housing. The second length of the power-supply conductive wire is electrically coupled to the Edison-base receptacle.

Abstract: An adjustable sense lamp includes a bowl-shaped seat connected with a power supply device and a lamp base having a light source, a sensor, a wire control panel and a power wire extending forward. The bowl-shaped seat includes a pair of semicircular seat pieces to form a bowl trough, spaced grooves on the inner middle walls of the seat pieces to form an annular groove for insertion a pair of limit protrusions at two opposing sides of a ball-shaped head of the lamp base. The sense lamp can be pulled upward and downward and turned to a desired angle.

Abstract: The problem addressed by the present invention consists in providing an LED luminaire which corresponds to the known shapes for incandescent bulbs both in terms of contour and size and which enables illumination similar to that of an incandescent bulb by means of the light-emitting means both in terms of the emission response and the luminous intensity of said luminaire. The heat sink which is required for technical reasons and which bears the light-emitting means itself predetermines the shape of the incandescent bulb and the emission of the LEDs for this purpose. The heat sink can in this case be in the form of one body or can comprise a plurality of separate heat sinks, which are arranged about a central axis so as to be associated with the respective light-emitting means.

Abstract: This invention relates to lighting apparatuses, and more particularly to a lighting apparatus which can dissipate heat from a lighting emitting module and an electronic module, reduce weight, and enables easy partial replacement and service.

Abstract: An LED bulb having a bulb-shaped shell, a thermally conductive plastic material within the bulb-shaped shell, and at least one LED within the bulb-shaped shell. The bulb also includes a base, wherein the base is dimensioned to be received within a standard electrical socket.

Abstract: An LED retrofit lamp which has one end which is configured to engage a standard light bulb socket, such as an E26 or E39 socket. The other end provides a plurality of LED's—a center section of LED's pointing downward, and a plurality of LED's going around a perimeter of the center section, generally pointing outward. Preferably, the LED retrofit lamp 10 includes circuitry which is configured to take the voltage received from the light bulb socket, and use that voltage to drive the LED's as well as, preferably, a fan which tends to keep the LED retrofit lamp within prescribed temperature tolerances. Preferably, a protective shield, such as a plastic protective shield, covers and protects the LED's. Furthermore, preferably the LED retrofit lamp includes louvers which allow the fan inside to grab air from the outside, and allows the hot air to escape. Preferably, the LED retrofit lamp is generally lightweight.

Abstract: According to one embodiment, an LED lamp includes a housing, a base, an LED module, an LED lighting circuit board, and a globe. The base is attached to one end of the housing, and is supplied with electric power. The LED module is attached to the other end of the housing, and is equipped with LEDs. The LED lighting circuit board is accommodated in the housing, and the LED lighting circuit board is equipped with a lighting circuit. The globe covers the LEDs, and diffuses and radiates light emitted from the LEDs, and is attached to the housing. The housing is formed of resin having high thermal conductivity containing carbon-based filler. The light emitting module is attached to the housing through a heat transfer plate a part of which is exposed from the housing.

Abstract: A lamp including a first housing, a second housing assembled with the first housing to form a housing assembly and a bulb base is provided. The second housing includes a first sidewall and a second sidewall perpendicularly connected to the first sidewall. The first sidewall has a first stop portion extending along a normal direction. The bulb base is inserted into a first opening of the housing assembly to be assembled to the housing assembly. The bulb base has a second opening, multiple catches arranged on an outer sidewall of the second opening in a circumference direction and a second stop portion. The second stop portion disposed on the catches is located on a rotation path of the first stop portion when the bulb base rotates relative to the housing assembly for limiting a rotation angle between the housing assembly and the bulb base.

Abstract: Various embodiments of the present invention provide a lighting system and apparatus that may be utilized with aquariums. The features and functionality of the lighting system and apparatus provide easy access to the opening of an aquarium for various purposes, such as cleaning and maintenance. In addition, the features and functionality of some embodiments provide a lighting system that does not require ballasts, light sockets, or a multitude of wiring, and includes a modular design. Further, for some embodiments, features of the present invention allow the lighting apparatus to illuminate the aquarium, while simultaneously limiting the evaporation of water from the aquarium.

Abstract: A lighting fixture includes: a base; a plurality of optical sources attached on an upper surface of the base to emit light; a heat spreader attached to the base to radiate heat emitted from the plurality of optical sources; and a light diffusion lens disposed on the upper surface of the plurality of optical sources to refract light emitted from the plurality of optical sources and to increase an irradiation angle of light. In the lighting fixture, an irradiation angle of light emitted from an optical source is close to that of a general electric-light bulb and thus a light distribution characteristic of the lighting fixture may be improved.

Abstract: A screw-shaped LED including a high power LED, a metal circuit board, power supply cords, and a screw-shaped housing. The high power LED and the metal circuit board are both mounted inside the screw-shaped housing. Within the housing, the high power LED is fixed on and electrically connected with the metal circuit board. The power supply cords are electrically connected with the metal circuit board and pass through the screw-shaped housing.

Abstract: A lighting device may include a light emitting device and a sidewall extending away from the light emitting device. In addition, a thermally conductive housing may be spaced apart from the sidewall, and a cavity may be defined between the sidewall and the thermally conductive housing. In addition, a lens may be spaced apart from the light emitting device with the sidewall extending away from the light emitting device to the lens to define a mixing chamber adjacent the light emitting device. Moreover, the thermally conductive housing may be outside the mixing chamber, and the sidewall may be reflective.