Abstract: An ultraviolet-C light radiation disinfection fixture is provided.

Abstract: A solid electrolyte includes: a crystalline composite, wherein the composite is a compound represented by Formula 1, a compound represented by Formula 2, or a combination thereof: 3LiF-M12O3??Formula 1 wherein, in Formula 1, M1 is an element having an oxidation number of +3, or a combination thereof, with the proviso that M1 is not aluminum or yttrium, 3LiF-M2(OH)3??Formula 2 wherein, in Formula 2, M2 is an element having an oxidation number of +3, or a combination thereof, with the proviso that M2 is not aluminum or yttrium.

Abstract: A vehicle lamp assembly, a vehicle lamp and a corresponding motor vehicle. The vehicle lamp assembly including a support, for supporting a light emitting body. The vehicle lamp assembly further includes a housing provided to overlap with at least a part of the support and a first gap formed between the overlapping portions of the housing and the support. The vehicle lamp assembly additionally includes a first light blocking layer, with the first light blocking layer being provided between the overlapping portions of the housing and the support, and at least partially filling the first gap, so as to prevent light from the light emitting body from emitting outwards through the first gap.

Abstract: A foldable plant lamp comprises a pair of lamp holders which are hinged to each other. Each of the pair of lamp holders are provided with a pair of supporting elements. Each of the supporting elements are arranged opposite one another. First and second mounting components are LED light sources of the lamp holders. The first mounting components are connected between a first pair of the supporting elements and the second mounting components are connected between a second pair of the supporting components. Each of first and second pairs of supporting elements and the first and second mounting components are provided with wire passing grooves which communicate with each other. A surface of each of the mounting components is provided with a series of LED lights.

Abstract: A depth gauge is provided that is configured to be removably coupled to a tool. The depth gauge having a gauge body, a coupling means to removably couple the gauge body to the tool and a fiducial on the gauge body whereby the fiducial signifies a distance between the fiducial and a portion of the tool. In some embodiments, the coupling means comprises a magnet. In some embodiments, the tool is a wire stripper whereby when the wire stripper is actuated on a coated wire, the wire stripper cuts a portion of the wire coating equal to the distance defined by the fiducial. In some embodiments, the fiducial comprises an abutment protruding from the gauge body. In some embodiments, the depth gauge has multiple fiducials and the gauge body and the fiducials are formed as one piece.

Abstract: A lighting system for a ceiling grid system may provide lighting at a location below the ceiling grid system. The light fixture includes a light source and a support member, and the light fixture may provide diffusely reflected light to a ceiling grid opening. The light fixture may include a wall assembly that is adapted to be moved between a folded configuration and an unfolded configuration.

Abstract: A system and method for providing robust, configurable lighting includes electrical boxes interconnected by conduit through selected knockout openings. A cover plate includes multiple rectangular openings oriented if different fashions. The openings are configured to receive and secure a base of tubular lighting element to the cover plate. Wiring is passed through the conduit into the boxes, and a connection is made to the lighting element through a secured base and associated opening.

Abstract: A modular lighting system that includes at one cylindrical luminaire that includes a power contact on at least one end that is contacted by a connector from which pins extend to transfer power. The lighting system can be mounted on a ceiling, wall or both at the same time with the luminaire being rotatable and the system being scalable.

Abstract: Shade assembly comprising a roller tube, shade material connected to the roller tube, and a motor disposed inside the roller tube and adapted to rotate the roller tube to roll and unroll the shade material. The shade assembly further comprise a motor head disposed at a terminal end of the roller tube and comprises a contact pin and a first locking member, and an installation bracket adapted to be secured to an architectural structure and comprises a contact pad and a second locking member, wherein the motor head is stationary with respect to the installation bracket when the roller tube rotates.

Abstract: A lighting fixture includes an elongated main body with side covers and housing power supply, a waterproof part, a base attached to the waterproof part opposite the main body and having a lamp panel, a translucent cover attached to the base to cover the lamp panel, a quick plug port provided at one end of the main body, and first and second ports provided at another end of the main body. The first port is electrically connected to the power supply, while the second port is configured to be coupled to an external power source or to the quick plug port of a second lighting fixture.

Abstract: A modular vapor-tight light fixture is provided herein which generally includes first and second vapor-tight light modules, and a coupling for connecting the first and second vapor-tight light modules. Each of the vapor-tight light modules includes: a channel housing; a lens secured to the channel housing; a plurality of solid state light generating elements; and, first and second end caps. Each of the channel housings includes first and second rails which each define a mounting channel. The coupling includes mounting strip portions configured such that, with the first and second vapor-tight light modules being adjacent, the mounting strip portions are simultaneously received in the mounting channels of both the first and second vapor-tight light modules. Advantageously, with the subject invention, fully enclosed vapor-tight light modules may be provided at shorter lengths which are connected by the coupling to provide a fixture comparable in length to prior-art vapor-tight light fixtures.

Abstract: Provided is a light-emitting diode retrofit lighting apparatus for an existing light fixture that includes one or more lamp holders. The apparatus includes a base portion to be mounted to the light fixture, a light-emitting diode mounting part connected with the base portion and configured to receive a light-emitting diode lighting source, an adjustment portion to be received within the base portion and configured to adjust the apparatus in a vertical direction, and at least one sliding mechanism configured to be mounted on and slide along the adjustment portion to adjust the one or more lamp holders in a horizontal direction.

Abstract: A heating device (14) includes: a tubular lamp (16) having two free end sections (32); at least one reflector (34) that extends longitudinally at a predefined transverse distance (D) from the lamp (16); two holding members (46) for holding the lamp (16) in a transverse position relative to the reflector (34), each holding member (46) being attached to the reflector (34); characterized in that each free end section (32) of the lamp (16) is removably mounted on each holding member (46) by reversibly interlocking a portion of the free end section (32) of the lamp with a housing (54) of complementary shape in a direction orthogonal to the longitudinal direction.

Abstract: Accessories for LED lamp systems and methods of attaching accessories to illumination sources (e.g., LED lamps) are disclosed. A beam shaping accessories mechanically affixed to the LED lamp. The lens is designed to adapt to a first fixture that is mechanically attached to the lens. Accessories are designed to have a second fixture for mating to the first fixture such that the first fixture and the second fixture are configured to produce a retaining force between the first accessory and the lens. The retaining force is a mechanical force that is accomplished by mechanical mating of mechanical fixtures, or the retaining force is a magnetic force and is accomplished by magnetic fixtures configured to have attracting magnetic forces. In some embodiments, the accessory is treated to modulate an emanated light pattern (e.g., a rectangular, or square, or oval, or circular or diffused emanated light pattern). A USB connector is also provided.

Abstract: A modular vapor-tight light fixture is provided herein which generally includes first and second vapor-tight light modules, and a coupling for connecting the first and second vapor-tight light modules. Each of the vapor-tight light modules includes: a channel housing; a lens secured to the channel housing; a plurality of solid state light generating elements; and, first and second end caps. Each of the channel housings includes first and second rails which each define a mounting channel. The coupling includes mounting strip portions configured such that, with the first and second vapor-tight light modules being adjacent, the mounting strip portions are simultaneously received in the mounting channels of both the first and second vapor-tight light modules. Advantageously, with the subject invention, fully enclosed vapor-tight light modules may be provided at shorter lengths which are connected by the coupling to provide a fixture comparable in length to prior-art vapor-tight light fixtures.

Abstract: Mounting system, assemblies, and methods are shown and described. In one embodiment, the mounting system secures a light fixture about a surface in a rotational coupled position. The system may include an adjustable mount and an adjustable plate. The plate may include a central aperture and a plurality of alignment slots to allow the plate to be substantially rotational about said mount in said coupled position.

Abstract: The light source system includes a plurality of light source modules configured to respectively emit light source lights having optical characteristics different from each other, and an irradiation module to which the light source modules are mechanically and detachably attached. The irradiation module includes a first light guide member, a second light guide member, and a first light conversion unit. The first light guide member has a central axis set in parallel with a central axis of the second light guide member. The first light conversion unit is optically connected to the first light guide member and is optically separated from the second light guide member.

Abstract: A light emitting device, comprises: a light source that emits excitation light; a light guide that propagates the excitation light, and in which the refractive index of the center part (core) of a cross section is higher than the refractive index of the peripheral part (cladding); a wavelength conversion member that absorbs the excitation light propagated by the light guide and converts the wavelength thereof, and releases light of a predetermined wavelength band; and a shielding member that blocks the wavelength of at least part of the excitation light and the light emitted from the wavelength conversion member.

Abstract: In various embodiments, a light emitting diode (LED) lamp tube is provided along with a method of installing the LED tube lamp into a lighting fixture. In various embodiments, the LED tube lamp comprises: a tube; at least one LED positioned within the tube; a driver circuit positioned within the tube, the driver circuit comprising a set of electrical connecting wires; and a passage formed through at least a portion of the tube, the passage configured to receive there-through the set of electrical connecting wires. In various embodiments, the LED lamp tube comprises: a tube; at least one LED positioned within the tube; at least one end cap disposed on an end of the tube and at least one pin secured thereon wherein at least part of the pin is disposed outside of the tube and the at least one pin is electrically isolated from the at least one LED.

Abstract: A light-extraction apparatus for an optical-film lighting set having a visible-light coating include a transparent sealed body, a wide AOR (0 degree to 90 degrees) optical film for reflecting ultraviolet lights and a visible light layer. The transparent sealed body is formed as a hollow shell body to accommodate an ultraviolet light source. A supporting member coated with the optical film and the visible light layer is constructed to a wall of the shell body or inside the shell body. The visible light layer is consisted of monolayered fluorescent or phosphorescent particles, and the particles are evenly distributed to coat on the interior wall of the shell body or the supporting member inside the shell body in a sparse scattering manner. A fixed area ratio of the coverage of the particles to that of the inter-particle spacing is then provided to the visible light layer for obtaining a higher illumination performance.

Abstract: High throughput UV curing systems for mass curing of a plurality of articles without compromising product quality. The systems comprise a plurality of UV banks, each bank comprising a plurality of fluorescent UV lamps, thereby creating a consistent blanket of UV energy. A plurality of coated articles are positioned between pairs of banks such that the UV exposure or dosage is evenly distributed for each article. The fluorescent UV lamps use proportionally lower energy per unit and generate less heat than standard UV lamps, while sufficiently curing the coating on each article. Throughput is increased compared to currently available systems because the systems are easier to maintain requiring less downtime, can cure significantly more articles per cycle, and reduce the number of rejected products.

Abstract: A LED light source includes one or more LED light source arrangements, wherein each of the LED light source arrangements includes a LED member having a first light emitting surface and an opposed second light emitting surface, and two fluorescent members on top of the first and second light emitting surfaces of the LED member respectively to retain the LED member in position such that the illumination generated from the LED member is capable of passing through the two fluorescent members from the two light emitting surfaces respectively. The LED light source arrangement provides illumination at an angle greater than 180° and direct effective heat dissipation at all sides of the LED member.

Abstract: The invention provides systems and methods for providing illumination. A lighting unit may have a support structure, and one or more light emitting elements supported by a circuit board contacting the support structure. A first optical element and a second optical element may be provided. A remote luminescent material may be provided on one or more optical elements. Light emitting elements configured to excite the luminescent material such as highly efficient light emitting diodes may be directed towards the luminescent material. The support structure may be a heat dissipating element, which may conduct heat from a heat source to a surface of the support structure. The heat dissipating element may have a passageway permitting the formation of a convection path to dissipate heat from the support structure. Such lighting units may be used to replace conventional fluorescent light tubes or other lighting devices, or may be provided as standalone lighting units.

Abstract: Disclosed herein are embodiments of a LED fluorescent tube replacement lamp and lighting modules from which the lamp is constructed. One embodiment of a replacement lamp includes a plurality of interchangeable lighting modules that are configured to be electrically connected to adjacent modules. The interchangeable lighting modules can include end modules each having an end cap with pin connectors, at least one of the end modules includes electrical circuitry connected to the pin connectors for powering the modules. The lighting modules can also be center unit modules having LEDs mounted to a circuit board. The replacement lamps can be made from conceivable configurations of the lighting modules, requiring removal of only one module for repair or replacement.

Abstract: An asymmetric linear lighting fixture includes a linear housing having an opening, an internal component, and an asymmetric reflector. The reflector is removably snap-fitted to the housing and is positioned between the opening and the internal component. The housing includes a body, a first end cap coupled to one end of the body, and a second end cap coupled to an opposing end of the body. A lens and/or a louver are optionally snap-fitted to the housing and are used together or separately from one another within the fixture. Optionally, the body includes a track for positioning a mounting assembly at various locations along the track. The fixture optionally includes socket mounting brackets which allow for lamps of different lengths to be coupled within the housing. Additionally, a first asymmetric linear lighting fixture is continuously coupleable to a second asymmetric linear lighting fixture from a location that is external of the body.

Abstract: The present invention describes an annexin derivative and a method of using the annexin derivative as a biosensor for real-time visualization of phosphatidylserine exposure, apoptosis, live-cell imaging and monitoring of cell health.

Abstract: Provided is a backlight assembly which can be assembled with increased efficiency and has improved reliability. The backlight assembly includes a fluorescent lamp which includes a fluorescent lamp tube and a pair of lamp leads formed at each end of the fluorescent lamp tube, end caps which surround each end of the fluorescent lamp tube and fix the lamp leads in place, and a power supply terminal units which supply power to the lamp leads, wherein an end cap exposes at least part of each of the lamp leads corresponding thereto.

Abstract: This invention describes a makeup applicator device with a built-in, portable light source that can be moved closer to the point of makeup application while the makeup is being applied. (hereinafter “Makeup Applicator with Moveable Light Source”). This apparatus provides a small battery powered LED light source built into either the applicator wand itself or into the outside casing of the applicator device. The light source is brought closer to the application point by either moving the light source closer to the point where the makeup contacts the human subject, or alternatively by moving the applicator itself closer to a stationary light source. The movements described herein are accomplished either by a twist motion on the applicator cap or a small sliding mechanism built into the cap itself.

Abstract: An LED lamp A1 includes a plurality of LED modules 30 and a hollow diffusion pipe 20 accommodating the LED modules 30. Each LED module 30 includes an LED 31, and a resin package 32 covering the LED 31. The resin package 32 includes a light emission surface 35 opposed to the inner surface 21 of the diffusion pipe 20 and internally diffuses the light from the LED 31 to allow the light to be emitted from the light emission surface 35. The light emission surface 35 and the inner surface 21 of the diffusion pipe 20 are spaced from each other by a distance that is smaller than the distance between the light emission surface 35 and the LED 31. The arrangement reduces light distribution non-uniformity while increasing the amount of light emission.

Abstract: An exemplary LED lamp includes a heat dissipation module, a light source mounted on the heat dissipation module, a cover engaging the heat dissipation module and covering the light source, a reflective layer mounted on the cover, and two connectors secured at two corresponding ends of the cover and the heat dissipation module. The cover has an inner surface and a convex outer surface. The inner surface includes a first concave surface and two second concave surfaces at lateral sides of the first concave surface. The second concave surfaces face the LEDs and configured as light incident surfaces; light emitted by the LEDs incidents onto the second concave surfaces and travels through the cover to an outside for lightening. A part of the light is reflected by the reflective layer before travelling to the outside.

Abstract: An escape route marking for a passenger cabin in an airplane, with a plurality of longitudinal segments which are sequentially arranged along the escape route that is to be marked, wherein each segment has a support module and a light module that is arranged on the support module, and the light module has an essentially transparent plastic material into which photo-luminescent pigments are mixed which afterglow in the dark, wherein the pigments are micro-encapsulated in a second material such that liquid and moisture do not come into contact with the pigments.

Abstract: A lighting device includes a light source lamp, and a light-diffusing layer including a diffusing plate or a diffusing sheet, the light source lamp including a folded portion (curved portion), such as U-shaped tube, and the lighting device for display devices having any of, or a combination of: the folded portion of the light source lamp is covered with a lamp frame; an optical member provided with a light-reducing or light-shielding treatment is around the folded portion of the light source lamp; the folded portion of the light source lamp is outside an effective display region; the folded portion of the light source lamp includes a member reducing or shielding light; and a reflective member with a light-reducing treatment around the folded portion of the light source lamp. As a result, at least part of light generated from the curved portion of the light source lamp is reduced or shielded.

Abstract: An illumination apparatus includes an adapter that is detachably and electrically connected a fluorescent lamp socket; a power supply unit in the adapter to supply power; a light emitting device driver that generates driving power from the power supplied by the power supply unit; a controller that controls the light emitting device driver; and a light emitting device illumination unit that emits light according to the driving power from the light emitting device driver and that is electrically connects the power supply unit to another fluorescent lamp socket.

Abstract: A lighting system includes at least one light emitting diode and a coating of matrix material having at least one glass-coated quantum dot in a base material. The at least one glass-coated quantum dot may be selected from at least one of a group II-VI materials, III-V materials, IV-VI materials, I-III-VI materials and combinations of such materials. The matrix material may be silicone, and the lighting system may include a light bulb replacement fixture including a threaded screw electrically connected to the light emitting diode.

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 backlight assembly includes a plurality of lamps, a multi-plate diffusion member, optical sheets and a receiving container. The lamps have a rod shape extended in a first direction, and are arranged along a second direction that is substantially perpendicular to the first direction. The diffusion member is disposed above the lamps and has at least two optical plates. Each of the optical plates includes a plurality of optical patterns on a surface facing away from the lamps. The optical patterns are extended in the first direction and aligned along the second direction. The optical sheets are disposed above the diffusion member to improve optical characteristics of passed through light. The receiving container includes a reflective bottom plate and a sidewall formed on an edge of the bottom plate to receive the lamps, the diffusion member and the optical sheets.

Abstract: The method is for directing light in a fluorescent piece. Sequentially placed wedge-shaped pieces form a multiple-piece arrangement. Each piece has a base surface and a sloping top surface so that there is a first pointed end at one end and a short end surface at a second opposite end thereof. The pieces are exposed to light beams that hit fluorescent particles disposed inside the pieces. As a result, the particles emit a fluorescent light that are reflected off the inner surfaces of each piece as long as the light beams do not hit the surface at a perpendicular angle. The light beams are directed to penetrate the short end of each piece to form a continuous illuminated surface.

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: A general purpose energy saving light amplification unit suitable as a lantern, guide light, background light, safety light, ornament or decorative object, said unit adapted to harness external surrounding ambient light, or other remote energy sources from at least two directions, employing a plurality of reflector members to receive and concentrate energy in in order to luminesce or fluoresce an optimally placed mutually shared luminescent or fluorescent body member, lodged in a tapered or convergent section of a hyperbola or between at least two juxstaposed reflectors, stimulating photon and electron activity resulting in maximum amount of transmitted visible light from at least two directions, irrespective of receptive direction or angle of origin of light source.

Abstract: A lamp module, connected to lamp cartridge adapter, the lamp module comprising: an external lamp, having at least one of a light-permeable material and a translucent material; two lamp heads, configuring to two terminal of the external lamp, and each lamp head has a plurality of lamp pin; at least one cold cathode fluorescent lamp (CCFL) disposed in the external lamp; and a reflective layer, dispose in the external lamp, the reflective layer having a reflective surface adjacent to and contactless to cold cathode fluorescent lamp.

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: 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 light-conversion composition and light sources utilizing that composition are disclosed. The light-conversion composition includes a transparent carrier medium, a phosphor-conversion medium, and a heat-conducting medium. The transparent carrier medium is transparent to light at first and second wavelengths. The phosphor-conversion medium converts light of the first wavelength to light of the second wavelength, the phosphor-conversion medium being dispersed in the transparent carrier medium. The heat-conducting medium has a thermal resistance that is less than that of the carrier medium. The heat-conducting medium is dispersed in the transparent carrier medium such that the heat-conducting medium is present in a concentration sufficient to yield a net thermal resistance that is less than 90 percent of the carrier thermal resistance. The heat-conducting medium can include particles of a transparent crystalline material, such as silicon, diamond, or sapphire.

Abstract: A light source unit includes a light source group wherein light sources are arranged into rows and columns so as to form a planar configuration and a primary reflecting mirror group disposed on an optical axis of the light source group to reflect light beams emitted from the light source group as light beams whose sectional areas are reduced in a column direction by narrowing intervals between light beams emitted from the light sources making up the rows of the light source group, the primary reflecting mirror group includes different strip-like reflecting mirrors disposed on optical axes of light beams emitted from the rows of the light source group in a step-like fashion, and the reflecting mirrors are disposed to eliminate intervals between reflected light beams from the reflecting mirrors, thereby making it possible to reduce the sectional areas of the light beams.

Abstract: A fluorescent tube is prevented from being wrongly attached and broken when being attached, and luminance nonuniformity of backlight due to luminance difference generated in the tube axis direction of the fluorescent tube is reduced. In a backlight device (2), a plurality of fluorescent tube sets, each of which is composed of four fluorescent tubes (21) having electrodes (211) at the both ends and a pair of lamp holders (5) storing portions close to the both electrodes at the both ends of the four fluorescent tubes (21), and the fluorescent tube sets are driven by a pair of inverter circuit board.

Abstract: Apparatus and methods for supporting a lamp. The apparatus may include a ballast, a rigid power distribution unit, and a lamp holder. The lamp holder may be in electrical communication with the rigid power distribution unit. The rigid power distribution unit may include a track that has conducting rails for supplying power to lamp holders. The track may be used to position lamp holders at any desired spacing so the track may be used in connection with fixture designs requiring different center-to-center lamp spacing. In some embodiments, the rigid power distribution unit may include a printed circuit board. The lamp holder may clamp or be soldered onto the printed circuit board and draw power from it. The printed circuit board may have traces from each lamp holder to be plugged into it.

Abstract: A lamp holder includes a mounting portion, a lamp holding part which is connected to the mounting portion, and includes an end capable of surrounding a peripheral surface of a lamp, and is capable of being elastically opened and deformed during attaching and detaching of the lamp. The lamp holder also includes a recessed portion positioned at a surface of the lamp holding part that is opposite to the lamp and located at a position between an end portion and a connecting region of a mounting portion, such that the recessed portion allows the lamp holding part to bend so that the end portion is displaced in a direction away from the peripheral surface of the lamp.

Abstract: A light emitting device includes a package body including a multilayer cavity; a first light emitting part including a first light emitting device in a first cavity of a first layer area of the multilayer cavity, and a second light emitting part including a second light emitting device in a second cavity of a second layer area higher than the first layer area.

Abstract: A lighting device including a test device for testing the proper operation of a primary and a secondary power supply alternatively providing electrical power to the light. The test device is attached to a bracket using a single fastener such as a nut and the bracket is attached to a receptacle for the light using a different single fastener, such as a pop-rivet or screw.

Abstract: A fluorescent lamp tube catcher formed of bent wire can be detachably engaged with a light fixture, with the central portion of the lamp tube catcher positioned below fluorescent tubes in the light fixture during use. In the event that a fluorescent lamp tube inadvertently becomes loose in the light fixture, the fluorescent lamp tube catcher can stop the loose fluorescent lamp tube from falling. The fluorescent lamp tube catcher can be loosely retained on the light fixture, for example while replacing a fluorescent lamp tube that has failed.