Abstract: A lighting fixture includes a reflector reflecting light from a fluorescent lamp to a desired direction, and one or more lamp connectors connecting the reflector to rotatably and detachably coupling with the fluorescent lamp, wherein the reflector is adapted to selectively rotate with respect to an axis of the fluorescent lamp for reflecting light from the fluorescent lamp so as to change a light pattern of the fluorescent lamp towards an opening of the foldable housing. The foldable housing includes two side frames and a retention frame extended between the two side frames to retain a distance therebetween, wherein the side frames are pivotally coupled with the retention frame to fold between an unfolded position to retain the fluorescent lamp in longitudinal position and a folded position to form a compact size for storage and transportation.

Abstract: An LED unit includes an LED having a first optical axis and a transparent envelope receiving the LED therein. The envelope is a cylinder inclined towards a lateral side. The envelope includes two concave surfaces respectively defined at a top and a bottom thereof, and a convex surface formed on the top thereof. The two concave surfaces have the same second optical axis and the convex surface has a third optical axis. The second and third optical axes are parallel to each other and angled with the first optical axis. The second and third optical axes are inclined towards the same lateral side as that the envelope is inclined toward. The two concave surfaces and the convex surface are all aspheric.

Abstract: A one-piece translucent but not transparent flexible plastic cover sleeve has a generally bulbous body and a downwardly extending neck that terminates at a bottom edge, and the neck has upwardly extending slits that terminate in respective orifices, so that the neck resiliently outwardly extends over a CFL bulb and then flexes inwardly to frictionally engage the CFL base. The cover sleeve substantially covers or hides the CFL bulb illumination, and provides a different illumination effect from the illuminated CFL bulb.

Abstract: A pair of band-shaped window portions (9) having no fluorescent film is formed in the inner circumference of a fluorescent lamp (1). The fluorescent lamp (1) is oriented such that a straight line intersecting the center of the fluorescent lamp (1) and the midpoint between the pair of window portions on the circumference intersects the midpoint between a pair of reflective members (10) on a reflective plate (3), and is arranged such that light emitted from the pair of window portions (9) is reflected off the pair of reflective members (10) and is shone on a diffusion plate (4).

Abstract: A jacketed light emitting diode assembly is provided, which includes a light emitting diode including a set of positive and negative contacts, and a lens body containing a semiconductor chip and end portions of the contacts. An electrical wire set of first and second electrical wires are connected to the positive contact and the negative contact, respectively. A light transmissive cover receives the lens body, and has an opening through which at least one of the contact set and the electrical wire set passes. An integrally molded plastic jacket at the opening of the light transmissive cover provides a seal at the opening against moisture and airborne contaminants. A waterproof light string including one or more of the jacketed light emitting diode assemblies is also provided, as are related methods.

Abstract: A lamp cover and method for hiding a non-traditional lamp in a traditional light fixture. An example method may include positioning an opening in an attachment base over a socket of the traditional light fixture. The method may also include connecting the non-traditional lamp in the socket of the traditional light fixture. The method may also include securing an enclosure to the attachment base to entirely cover the non-traditional lamp.

Abstract: A cover for a spiral-type compact florescent lamp includes a cover body and a connector extending from the cover body to the compact florescent lamp and connecting the cover to the compact florescent lamp with the cover body disposed adjacent to the lamp coil structure and covering the lamp coil structure.

Abstract: A lighting arrangement comprising: a light reflective enclosure; at least one radiation source housed within the enclosure and operable to generate excitation light of a first wavelength range; a substantially spherical optical component mounted over the enclosure opening and at least one phosphor operable to absorb at least a portion of the excitation light and to emit light of a second wavelength range, wherein light generated by the arrangement comprises the combined light of the first and second wavelength ranges and wherein the at least one phosphor material is provided as a layer on at least a part of the surface of the optical component that is enclosed within the volume of the enclosure when the component is mounted to the enclosure.

Abstract: The invention relates to a lamp ring for a lamp, in particular an indicator lamp, which comprises a recess for coding and an additional recess for positioning the lamp ring in a base mounting machine. According to the invention, the second recess has an inner wall with a projection. The invention also relates to a lamp comprising a lamp ring of this type and to a base mounting machine for assembling a lamp of this type.

Abstract: An auxiliary reflecting mirror is manufactured by heating the central portion of a quartz glass tube and compressing the central portion by pushing two end portions of the quartz glass tube so that the wall thickness of the central portion thickens, accommodating the quartz glass tube after thickening the wall thickness of the central portion in a mold having inner surfaces formed to the reflecting surface shape, which is to be formed in an auxiliary reflecting mirror, and forming an expanded portion by expanding the central portion, of which the wall thickness was thickened, by introducing a gas from the two ends of the quartz glass tube, cutting the quartz glass tube in at least the central portion of the expanded portion, evaporating a reflecting film on the outer surface of the expanded portion and forming a reflecting surface.

Abstract: A head lamp for a motor vehicle is disclosed with a reflector for reflecting light. A light bulb is oriented within the head lamp and spaced apart from the reflector for providing illumination that is reflected from the reflector and out of the head lamp. A bulb shield is provided with a peripheral region displaced about the light bulb for preventing glare light from exiting the head lamp. In one embodiment, the peripheral region is a polygon that is not radially symmetrical. In another embodiment, the bulb shield has a rear opening and a front opening for minimizing heat within the bulb shield. In yet another embodiment, the bulb shield has a front opening and the light bulb front portion is coated with an opaque material for blocking glare light.

Abstract: The invention disclosed a light source, comprising a light tube and a plurality of prism members disposed on an outer surface of the light tube for reducing amount of external lights entering the light tube. According to the invention, the prism members disposed on the outer surface of the light tube can not only focus the light emitting from the light tube, but also increase the possibility of total reflection of the incident light.

Abstract: A light emitting diode (LED) lamp is disclosed, which comprises: a base; a tube, mounted on the base and configured with a plurality of first openings; a mask, for receiving a portion of the tube inside the same and being configured with a plurality of second openings; a plurality of light emitting diodes (LEDs), each being mounted at the exterior periphery of the tube; and a fan, being arranged connecting to the tube; wherein, the operation of the fan is going to cause air convention between the tube and the mask for dissipating the heat generated from the LEDs with high efficiency.

Abstract: An optical system includes a cylindrical side emitter lens, a reflector and a cylindrical Fresnel lens to produce a substantially uniformly illuminated exit plane with well collimated light in the forward direction. The cylindrical side emitter lens redirects light from a light source, such as a number of light emitting diodes placed in a straight line, into side emitted light along an optical axis that is parallel with the exit plane. The reflector may be a stepped multi-focal length reflector that includes multiple reflector surfaces with different focal lengths based on the surfaces distance to the light source and height to redirect light from the cylindrical side emitter lens to illuminate the exit plane and collimate the light along one axis in the forward direction. The cylindrical Fresnel lens is used to collimate the light along an orthogonal axis in the forward direction.

Abstract: A jacketed light emitting diode assembly is provided, which includes a light emitting diode including a set of positive and negative contacts, and a lens body containing a semiconductor chip and end portions of the contacts. An electrical wire set of first and second electrical wires are connected to the positive contact and the negative contact, respectively. A light transmissive cover receives the lens body, and has an opening through which at least one of the contact set and the electrical wire set passes. An integrally molded plastic jacket at the opening of the light transmissive cover provides a seal at the opening against moisture and airborne contaminants. A waterproof light string including one or more of the jacketed light emitting diode assemblies is also provided, as are related methods.

Abstract: A jacketed light emitting diode assembly is provided, which includes a light emitting diode, a lens body containing a semiconductor chip and a set of positive and negative contacts exiting said lens body from a base portion. An electrical wire set of first and second electrical wires are connected to the positive contact and the negative contact, respectively. An integrally molded plastic jacket is provided at the base portion of the lens body around said positive and negative contacts and connection points between the contacts and the wire set to provide a seal at the base portion and at the connection points against moisture and airborne contaminants, whereby a portion of the first and second electrical wires project from the jacket to define bendable contacts for providing an electrical connection with a lamp husk. An optional light transmissive cover may further be provided.

Abstract: An illumination device is specified which comprises an optoelectronic component having a housing body and at least one semiconductor chip provided for generating radiation, and a separate optical element, which is provided for fixing at the optoelectronic component and has an optical axis, the optical element having a radiation exit area and the radiation exit area having a concavely curved partial region and a convexly curved partial region, which at least partly surrounds the concavely curved partial region at a distance from the optical axis, the optical axis running through the concavely curved partial region.

Abstract: A lamp includes a tube, a reflector, at least one illuminator unit, at least one radiator and two connectors. The tube is made of a transparent material. A reflector is disposed in the tube. The illuminator unit includes at least one light-emitting diode for emitting light. The radiator includes a first reduced portion inserted in the tube, a second reduced portion located opposite to the first reduced portion and fins for dissipating heat generated by the light-emitting diode. The first reduced portion of the radiator is formed with a face for supporting the illuminator unit so that the light-emitting diode can cast the light to the reflector that can reflect the light. The connectors are connected to the illuminator unit for conducting electricity to the illuminator unit from a power supply.

Abstract: A light bulb cover for use with a recessed lighting fixture consisting of a rigid glass envelope having the outer shape of a flood light and mounting hardware for securing the glass envelope to a light bulb.

Abstract: The invention disclosed a light source, comprising a light tube and a plurality of prism members disposed on an outer surface of the light tube for reducing amount of external lights entering the light tube. According to the invention, the prism members disposed on the outer surface of the light tube can not only focus the light emitting from the light tube, but also increase the possibility of total reflection of the incident light.

Abstract: A light emitting module includes a transparent substrate and a plurality of light emitting diodes (LEDs). The transparent substrate has a first surface, a second surface disposed opposite to the first surface and a patterned conductive layer disposed on the first surface of the transparent substrate. The LEDs are disposed on a lateral side of the first surface and are electrically connected with the patterned conductive layer. Light outputted from the LEDs is guided by the transparent substrate and is outputted from the first surface or the second surface.

Abstract: A low cost, lightweight device that can be coupled with a portable light source such as a chemiluminescent light stick to create a small, focused and directional source of light. The device can be readily dismantled into a portable flat configuration and then reassembled with minimal effort as needed.

Abstract: The present invention provides a light source module for using in a backlight module which includes a frame, a light source and a lid. The frame has two opposite side walls, and each of the side walls includes an inner side surface, a top surface and a cave. The cave has a first opening and a second opening connected with each other on the inner surface and the top surface respectively. Each of the inner surfaces is facing the other side wall, and the top surface intersects the inner surface with an angle. A light source has two opposite ends, and each of ends includes a positioning block. The positioning block engages with the cave through the second opening, and the light source extends along a first direction perpendicular to the inner surface, through the first opening and towards the opposite side wall of the frame. The lid covers the second opening and restricts the positioning block from moving relatively to the cave from the second opening.

Abstract: The light-emitting device includes a light source and a transparent encapsulating material that is shaped to modify the polarization anisotropy of light emitted by the light source in at least one direction.

Abstract: The present invention provides a light emitting device which has high reliability and long service life by suppressing the sealing resin from peeling off the inner edge of the opening of the recess of the housing.

Abstract: A light source configured to emit first light is combined with a wavelength-converting layer. The wavelength-converting layer is disposed in a path of first light, is spaced apart from the light source, and includes at least one wavelength-converting material such as a phosphor configured to absorb first light and emit second light. The wavelength-converting layer is disposed between a reflective layer and the light source. In some embodiments, the wavelength-converting layer is a thick layer.

Abstract: A device for enhancing the appearance of a compact fluorescent lamp (CFL) and changing the optical properties of light emitted by the CFL is provided. The device for a compact fluorescent lamp (CFL) includes a cover configured for obscuring the compact fluorescent lamp; and an attachment mechanism configured for coupling the cover to the compact fluorescent lamp by engaging an inner surface of the compact fluorescent lamp. The attachment mechanism includes at least two resilient fingers for engaging at least two spaced apart inner surfaces of the compact fluorescent lamp.

Abstract: A light source for machine vision applications includes a housing having a thermally conductive base plate which supports an array of high intensity LEDs. The LEDs are fitted with secondary lenses which are aimed such that the light beams from the LEDs illuminate fixed targets having a predetermined spatial relationship so that the light source produces a very uniform light field. After the lenses are aimed, they are secured in the desired position relative to their associated LEDs using a UV-curable adhesive.

Abstract: A light emitter has a light surround about the emitter formed from silicone having internally encapsulated plant materials.

Abstract: A deflection component for a luminaire is hollow and consists of two sections, of which a first section is parallel to the axis and a second section in contrast runs obliquely outwards.

Abstract: A lamp sleeve for changing the hue of light emanating from a CFL lamp includes a conical side wall having an inner end inner end opening sized to receive therethrough only the base of the CFL and an outer end opening sized to receive therethrough the entire CFL lamp. The inner end portion of the sleeve is clamped between the lamp base and a socket when the lamp is screwed into the socket, thereby to support the sleeve adjacent to the lamp.

Abstract: A lighting assembly employs LED lamps and associated side-emitting lenses that each redirect the light generated by the associated LED lamp to provide a distribution of emitted light substantially normal to an axis of symmetry of the lens. In a basic embodiment, the lighting assembly employs two lenses in a stacked configuration, with one lens being inverted. The lighting assembly has two plates, to which the lenses and LED lamps attach, and the plates are attached together by a cylinder to form a sealed enclosure for the lenses and LED lamps. When increased light intensity is desired, an additional plate and cylinder can be added to form an additional enclosure, housing additional LED lamps and lenses. Further enclosures can be formed by additional plates and cylinders.

Abstract: The light generation device contains a bowl-shaped reflection member for light focusing, a gas-discharge light bulb inside the reflection member, and a lens element positioned on the light bulb blocking the light beams emitted towards a front opening of the reflection member. In one embodiment, the lens element has a curved front surface so that incident light beams are refracted and redirected toward a focus point of the reflection member. In another embodiment, the lens element has a curved back surface of a specific curvature so that light beams traveling towards the lens element are reflected and redirected towards the reflection member which in turn are reflected again and focused by the reflection member.

Abstract: A sectional LED lamp includes a base portion, a lamp portion, and a connecting unit. The base portion includes a base body having an LED driving unit provided therein. The lamp portion includes a lamp body detachably connected at an end to the base body, a lampshade fitted around the lamp body, and at least one LED chip arranged in the lampshade and electrically connected to the lamp body. The connecting unit is located between two adjacent ends of the base body and the lamp body for electrically connecting the LED driving unit to the LED chip and detachably connecting the base portion to the lamp portion. A space is maintained between the base portion and the lampshade, allowing heat generated by the LED chip to quickly dissipate via the space into surround environment.

Abstract: A light source unit comprising an arc tube 11 having a light emitting section 111 sealed sections 1121, 1122, an oval reflector 12, and a secondary reflecting mirror 13 for covering the front side of the arc tube 11 and reflecting a luminous flux radiated from the arc tube 11 toward the oval reflector 12, the center of discharging emission from the arc tube 11 is disposed at a first focal position L1 of the oval reflector 12, and the secondary reflecting mirror 13 is configured as a separate member from the arc tube 11, so that the outer peripheral portion of the secondary reflecting mirror 13 is accommodated within a circular cone shown by boundaries L3, L4 connecting a second focal position L2 of the oval reflector 12 and the distal end of the sealed section 1122 of the arc tube 11 when being mounted to the front sealed section 1122 of the arc tube 11.

Abstract: A bulb is adapted to fit over a light-emitting diode emitting a light of a first hue. The bulb is composed of a light-transmitting material and defines an inner cavity. The bulb includes a color-converting insert that is positioned in the inner cavity. The color-converting insert is also composed of a light-transmitting material and includes a light color-converting material. The light-emitting diode emits light of the first hue into the color-converting insert, which converts the light of the first hue into light of a desired hue, which is then emitted into the bulb and ultimately observed over a light-emitting surface of the bulb.

Abstract: A method of producing an infrared lamp for a vehicle night vision system, where the lamp has a tube which surrounds a radiation source that emits infrared radiation and light radiation. The tube has an infrared-transmitting coating. By setting specific process parameters in the coating process and/or by post-treating the coated tube, holes are formed in an irregular arrangement in the coating. The holes have at least in some areas a defined average size and a defined average surface density.

Abstract: A light emitting device having an hermetically sealed package that includes a light source positioned in a metal can container on which is placed an optically-transparent cover. An enclosed space formed by the metal can container and the optically-transparent cover may be filled with an inert, heat-conducting gas or liquid and the inner surface of the metal can container may be coated with a high-reflector material that prevents absorption of the light emitted by the light source. A method of producing a light-emitting device having an hermetically-sealed package and a method of dissipating heat from a light-emitting device having an hermetically-sealed package is also provided.

Abstract: The invention relates to a vehicle headlight bulb comprising a bulb socket, an illuminant (2) arranged inside the bulb socket (1), and a base comprising a metallic sleeve (3) in which a sealed end (11) of the socket (1) is fixed. According to the invention, at least one of the narrow front sides (111) of the sealed end (11) of the socket (1) is provided with a serrated profiled element (1110) which extends in the longitudinal direction of the bulb and forms a latch connection with at least one locking plate (33) formed on the base sleeve (3).

Abstract: A high power light emitting diode (LED) lighting assembly incorporated with heat dissipation module is provided. The LED lighting assembly includes a heat exchange base, at least one LED array, at least one heat pipe and a heat dissipation module. The heat exchange base includes at least one LED configuration plan for mounting of the LED array and at least a hollow part for insertion of the heat pipe. The LED array is arranged at a predetermined projecting angle at the LED configuration plane. The heat pipe includes a heated section, a cooling section and a conducting section, and contains a working fluid therein. The heat exchange base is mounted to the heated section and the heat dissipation module is mounted to the cooling section.

Abstract: A filter for a fluorescent lighting tube. The filter includes a sheet of polymeric material having fold lines scribed thereon, defining a plurality of sections. The sections allow the filter to be positioned about and secured to a fluorescent tube without removal of the tube from its mounting fixture. The filter of the may be configured to filter color, ultraviolet light, or other wavelengths of the electromagnetic spectrum.

Abstract: A light diffusion arrangement, for a photographic device having a flashlight, includes a diffuser housing, a plurality of diffracting mesh members, and a plurality of light diffusing elements. The diffuser housing has a light-admissible surrounding sidewall radially extended from a base portion to define a light diffraction cavity. The diffracting mesh members are integrally formed on an inner side surface of the surrounding sidewall of the diffuser housing, while the light diffusing elements are integrally formed on an outer side surface of the surrounding sidewall of the diffuser housing, wherein the diffracted light is arranged to impinge on the light diffusing elements from the light diffraction cavity, in such a manner that each of the light diffusing elements is adapted to diverge the diffracted light for diffusing the diffracted light, so as to provide a uniform light diffusion effect as an optimal lighting effect for the photographic device.

Abstract: A lens for use with a light-emitting element includes a lens body that has a bottom surface for receiving light from the light-emitting element, a top surface opposite to the bottom surface along an optical axis, a peripheral surface extending and converging from the bottom surface to the top surface such that a projection of a perimeter of the top surface onto a plane of the bottom surface is surrounded by a perimeter of the bottom surface, and a textured structure formed on the top surface for scattering light that exits the top surface at angles relative to the optical axis.

Abstract: A method and an apparatus that enables converting a high voltage lighting fixture for use with a low voltage lighting system are disclosed. The method comprises providing a housing having a cavity, providing a low voltage light source socket having two electrical contacts having sufficient spacing to accommodate a low voltage light source, each electrical contact connected a first and a second conductor respectively, electrically connecting the first conductor to an interior thread contact and the second conductor to an interior base contact, and securing the first and second conductors and the low voltage light source socket within the housing.

Abstract: A back light unit for a liquid crystal display device for improving uniformity of the light and dispensing with optical sheets. The back light unit includes a light source having a holographic pattern formed on a surface thereof opposite the display device which is to display a picture, and a reflective plate under the light source.

Abstract: The invention relates to a lighting unit having a concave reflector with an axis of symmetry and a light emission window bounded by a circumferential edge transverse to the axis, an elongate light source extending substantially along the axis of symmetry, which light source is accommodated in a holder opposite the light emission window, and an axially positioned cap, which cap partly surrounds the light source and forms an optical means to intercept unreflected light rays. According to the invention, the light source is surrounded by a sleeve with an end at the side of the light emission window, over which end the cap is positioned by way of a fixing element.

Abstract: A method and apparatus that effectively filters infrared light from fluorescent lighting and that is easily adapted to typical fluorescent lighting and assemblies. A fluorescent lighting fixture includes a cover for filtering the infrared light from a fluorescent light source of the fixture. The cover includes an infrared filter for substantially preventing emission of infrared light from the fluorescent lighting fixture and a protective layer for preventing damage to the infrared filter.

Abstract: A device for enhancing the appearance of a compact fluorescent lamp (CFL) and changing the optical properties of light emitted by the CFL is provided. The device for a compact fluorescent lamp (CFL) includes a cover configured for obscuring the compact fluorescent lamp; and an attachment mechanism configured for coupling the cover to the compact fluorescent lamp by engaging an inner surface of the compact fluorescent lamp. The attachment mechanism includes at least two resilient fingers for engaging at least two spaced apart inner surfaces of the compact fluorescent lamp.

Abstract: A light-emitting device includes a housing, a light-emitting unit, a cup-shaped reflector, and a plurality of leads. The light-emitting unit is disposed in the housing. The cup-shaped reflector is disposed in the housing, and includes a base wall that is formed with a plurality of holes therethrough, and a surrounding wall that diverges from the base wall thereof and that surrounds the light-emitting unit. Each of the leads extends into the housing and is coupled electrically to the light-emitting unit.

Abstract: An exemplary double-layer lamp (210) includes an inner cold cathode fluorescent lamp (CCFL) (211), an outer glass tube (212) accommodating the inner CCFL therein, and a reflecting member (214) disposed between the inner CCFL and the outer glass tube. An exemplary backlight module (200) applies the above double-layer lamp. The backlight module has a smaller volume.