Abstract: A cable tension adjuster for adjusting tension between two cable sections includes a junction box. A slider is disposable within the junction box and includes a first slider wall, a cable coupling port opposite the first slider wall configured for coupling a first inner cable of a first cable section, and a second slider wall adjacent the cable coupling port. The first and second slider walls together partially define an internal cavity therebetween. A spool is disposable within the internal cavity and is couplable to a second inner cable of a second cable section. The spool includes a plurality of spool teeth. A biasing member is disposable within the internal cavity between the first slider wall and the spool. A locking clip is disposable within an aperture formed in the slider and includes a plurality of clip teeth configured for engagement with the plurality of spool teeth.

Abstract: Formed hose configurations are provided which include an innermost elastomer layer, a first fiber-reinforcement region, and multiple second fiber-reinforcement regions. The first fiber-reinforcement region has a first fiber-reinforcement density, and is disposed, at least in part, at a bend region of the formed hose, and the multiple second fiber-reinforcement regions have a second fiber-reinforcement density, and are disposed at least at the first and second end regions of the formed hose. The second fiber-reinforcement density is greater than the first fiber-reinforcement density, and results in the first and second ends of the formed hose being less radially-deformable than the bend region of the hose. This facilitates providing a mechanical fluid-tight connection with a hose barb fitting when the formed hose is slid over the hose barb fitting, absent any clamp over the formed hose and hose barb fitting connection.

Abstract: A flexible tube used as a part of an insertion section which defines a central axis of an insertion apparatus to be inserted into a hole, the flexible tube includes: a helical tube comprising a closely-wound region including a concave-convex portion which is provided on each of a pair of edges of a strip-shaped member elongated along a longitudinal axis, and which alternately includes convex portions and concave portions on the concave-convex portion, wherein, in a state where the strip-shaped member is spirally wound, the convex portions of the concave-convex portions facing each other along the central axis are compressed to each other; and a cylindrical outer tube which covers an outer surface of the helical tube.

Abstract: Pipe joint, which is formed from the end portions of pipe sections to be joined together with the portions including a collar, and from flange parts which, as seen from the junction, are placed on different sides of the collars and tightened with applicable fixing members, such as with screws and nuts. The collar of the pipe section is formed from the wall of the end of the pipe section by shaping with a shaping member. The joint surface of the collar of at least one of the pipe sections to be joined is arranged to be divergent by the amount of an angle ?, ? from the plane perpendicular to the longitudinal axis of the pipe section. A method and to a flange part arrangement are disclosed.

Abstract: A ferrule for connecting two adjacent components is provided, wherein the ferrule defines an exterior wall portion having a plurality of asymmetrical dimples. Each asymmetrical dimple has at least two sidewalls, and one sidewall defines a first ramp angle, and the other sidewall defines a second ramp angle that is steeper than the first ramp angle. At least one feature of one of the adjacent components engages the plurality of asymmetrical dimples such that the sidewall with the first ramp angle provides less force in an engaging direction and the sidewall with the second ramp angle provides more force in a disengaging direction.

Abstract: A fluid line support system includes a fluid line and a collet having an insertion end and a thickened portion having a biased end. A fluid valve has a valve aperture that receives the insertion end of the collet. A collet securing device has a fluid line portion that engages the wall of the fluid line, wherein at least the fluid line portion encircles the wall and is slidably engaged with the wall to define a loose position and a securing position. A collet portion of the collet securing device engages the retaining portion of the fluid valve when in the securing position. When in the securing position, the fluid line portion engages the biased end of the collet, wherein the fluid line and collet portions bias the retaining portion and biased end toward one another such that the insertion end is positioned at a final insertion depth.

Abstract: An apparatus and method for the containment of a portion of a pipeline is provided. The apparatus includes first and second parts, which when brought together form an interior cavity in which the said portion of the pipeline is located. The first and second parts have respective connection flanges that are held together under force to form a seal. First and second sealing members are also provided to be placed substantially around a circumference of the pipeline, the first and second sealing members being spaced apart along a longitudinal axis of the said pipeline portion.

Abstract: A method for manufacturing an insulation block, preferably an insulation plate, in which method the casting mold is adjusted to a desired size by moving at least one wall of the casting mold, the pre-expanded polystyrene, polypropylene or polyethylene beads are led to the casting mold, the pre-expanded polymer beads are steamed in the casting mold, and the formed finished insulation block is removed from the mold. In a method according to the invention at least one wall of the casting mold is moved during the steaming and/or during the cooling phase after the steaming.

Abstract: A method of providing a foamed insulation coating on at least a portion of a pipe, including extruding a melt stream over the pipe portion. The melt stream includes a matrix polymer and expandable fillers in an unexpanded state, the melt stream being maintained at a sufficiently high temperature to maintain the matrix polymer in extrudable form and at a sufficiently high pressure to maintain the expandable fillers in the unexpanded state. Once extruded, the expandable fillers are permitted to expand into an expanded state at a lower pressure.

Abstract: According to one embodiment, an insulation blanket for insulating a structure includes a first facer layer and a second facer layer. A plurality of intermeshed non-woven glass fibers are disposed between the first and second facer layers and a fumed silica insulating powder is also disposed between the first and second facer layers. The fumed silica insulating powder has an average particle size of between about 2 and 20 nanometers. The insulation blanket includes at least one exposed edge having a cauterized face that forms a barrier on the exposed edge to encase the fumed silica insulating powder within the interior of the insulation blanket, which minimizes degradation of the insulating value due to loss or shedding of the fumed silica insulating powder through the exposed edge. The cauterized edge has a depth of cauterized material of between about 0.05 mm and 3 mm.

Abstract: A fitting structure is provided for supply of gas and connectable between an air supply tube in the form of a hose or a plastic pipe and an air outlet of an air compressor and includes a fitting and a thermal insulation tube. The fitting includes a first coupling opening connectable with the air outlet of the air compressor and a second coupling opening connectable with the air supply tube. The thermal insulation tube has a first end part fixed inside the second coupling opening of the fitting and a second end part extending outside the second coupling opening such that a portion of the thermal insulation tube that extends outside the second coupling opening is received in the interior of the air supply tube. High-temperature air from the air compressor is conducted through the thermal insulation tube into the air supply tube without being directly applied to the fitting.

Abstract: A dual-purpose stand and method for supporting photographic equipment is disclosed. The stand is able to be used as a monopod or a tripod. A retaining device is provided on the stand. The retaining device is selectively engaged to lock a leg assembly provided on the stand in a collapsed or closed position when the stand is to be used as a monopod. The retaining device is disengaged when the stand is to be used as a tripod. When the retaining device is disengaged, the stand will automatically become a tripod when placed on a support surface. The stand's legs will automatically move to an extended or open position when the stand is set down on the support surface and the legs will automatically move back to a collapsed or closed position when the stand is lifted from the support surface.

Abstract: Embodiments of the invention relate to a system and method to enable and support vertical installation of a rack server midplane. The system is comprised of two primary components, including a guide and a bracket. The guide is secured to a server chassis, and is sized to receive the bracket. Upon receipt of the bracket, the bracket is held in position by the guide. The bracket is configured to frictionally hold the midplane in position. Installation of the bracket with the midplane within the chassis includes a direct installation of the bracket to the guide and an indirect installation of the midplane to the guide.

Abstract: The present disclosure includes a motor bracket including a first body portion, a second body portion, and/or a third body portion that may be configured to receive a drive shaft. The second body portion may be connected to the first body portion via a plurality of connecting members. At least a portion of the third body portion may be disposed inside the second body portion. The first body portion may include a plurality of wings extending in an outward direction from the first body portion. At least one of the plurality of wings may include an accessory aperture. Each wing may include a plurality of endcap apertures. The first body portion may include a substantially L-shaped flange. The flange may include a hooked portion. The first body portion, the second body portion, and/or the third body portion may each have different radii.

Abstract: Examples of the disclosure enable a signal device to be securely coupled to a post. A post-mount teeter includes a stand including a first body, a first flange extending from the first body, and a platform coupled to the first body, and a base including a second body coupled to the first body, a housing coupled to the second body, a second flange extending from the housing, and a sleeve selectively moveable within a cavity defined by the housing to adjust a distance between the sleeve and the housing. Aspects of the disclosure provide for a teeter system that may be used to present signals to one or more users approaching a signal device from one or more directions.

Abstract: A system includes a device, a support structure, and a flexure bearing configured to connect the device to the support structure. The flexure bearing includes an outer hub and an inner hub, where the hubs are configured to be secured to the support structure and to the device. The flexure bearing also includes multiple sets of flexure arms connecting the outer hub and the inner hub, where each set of flexure arms includes symmetric flexure arms. The flexure bearing further includes multiple bridges, where each bridge connects one of the flexure arms in one set of flexure arms to one of the flexure arms in an adjacent set of flexure arms.

Abstract: A vapor pressure regulation system includes a vessel including a vessel wall that defines an enclosure, and a temperature adjustment mechanism coupled to the vessel. A heat transfer between the temperature adjustment mechanism and the vessel is adjusted based on at least a vapor pressure within the vessel to facilitate regulating the vapor pressure within the vessel.

Abstract: A system for automatically evacuating liquids from natural gas pipelines. An embodiment may be used for associated drip vessels and other containers and gas wells. The system includes a tank, a compressor, and an electric generator system. The system evacuates liquid from a pipeline by creating a pressure differential between the pipeline and the tank. When adequate pressure differential is achieved, liquids flow into the tank from the pipeline. When liquids are removed, the system shuts down and awaits a run signal. The system is suited for remote locations, due, in part, to the use of an automatic generator capable of providing power to the compressor and to the CPU as necessary. Liquid removal may be determined by measuring tank pressure at time intervals and determining a rate of change of tank pressure for indicating blow through. The system utilizes the same pipeline tap for liquid removal and gas injection.

Abstract: A LED light source comprises: a first rectifier with a first and a second input terminal for connection to an AC supply voltage source and a first and a second output terminal connected by a first LED-string, a second rectifier having a first and a second input terminal and output terminals, said first input terminal of said second rectifier being coupled to the first input terminal of the first rectifier and the second input terminal of the second rectifier being coupled to the second input terminal of the first rectifier, and the output terminals being connected by a second LED-string, and means for causing a phase shift between the voltages that are present during operation at the output terminals of the first rectifier and the output terminals of the second rectifier respectively. The LED strings are driven by very simple circuitry that can be supplied by mains supply voltage. Due to the phase shift stroboscopic effects are suppressed.

Abstract: A light emitting diode (LED) light engine that includes an anode supporting base contact having a first arcular geometry; a cathode supporting base contact having a second arcular geometry; and a plurality of light emitting diode (LED) filament structures connected in series, the plurality of light emitting diode (LED) filament structures all connected at a common apex interface, wherein at least a first of the plurality of light emitting diode (LED) filament structures has an anode contact in electrical communication with the anode supporting base contact, and at least a second of the plurality of light emitting diode (LED) filament structures of has a cathode contact in electrical communication with the cathode supporting base contact.

Abstract: A surface light source device is additionally disposed with a light guide bar between a light-emitting source and a light guide film to collect rays emitted from the light-emitting source and transmit the rays to a light incident surface of the light guide film. A thickness of the light guide bar is designed to be gradually tapered to achieve the objective of reduction in the thickness of a conventional light guide plate. Moreover, the surface light source device can be applied in an edge-lit type backlight module and a display device, as well as in the illumination field.

Abstract: A light-emitting device is provided. The light-emitting device includes a light-emitting element having a light-extracting surface, a light-guiding member, and a light-reflective member. The light-guiding member includes a first light-guiding member having an incident surface bonded to the light-extracting surface, a wavelength conversion member disposed spaced from the light-emitting element and having a surface adjacent to the incident surface of the first light-guiding member and configured to convert light from the first light-guiding member into light having a different wavelength, and a second light-guiding member adjacent to the wavelength conversion member and having a light-emission surface through which light from the wavelength conversion member is emitted to outside. The light-reflective member covers the light-emitting element and the light-guiding member so that the light-emission surface is exposed from the light reflective member.

Abstract: A flashlight includes a casing having a casing interior and a casing outer side, an infrared light source arranged in the casing interior for operation in at least one infrared light mode, a visible light source arranged in the casing interior for operation in at least one visible light mode, an energy source, a control unit for driving the infrared light source and the visible light source, and a manually operable operating element, arranged on the casing outer side, for selecting between the at least one infrared light mode, the at least one visible light mode and a switch-off mode. The flashlight further comprises a locking element for blocking the operating element during a transition from the at least one infrared light mode to the at least one visible light mode.

Abstract: An adjustable solar-charged lamp configured to collect and store energy from the sun and to illuminate the lamp with the stored energy, the lamp including a housing, a lens engaged with the housing; a solar collector attached to the housing; a battery and a light emitting device disposed within an interior of the housing and in communication with the solar collector; and a hanger assembly pivotally attached to the housing, wherein the solar collector is repositionable to the hanger assembly to provide maximum exposure to a light source, such as the sun.

Abstract: The dual-headed rechargeable flashlight is a compact rechargeable LED flashlight with two methods of recharging as well as two independent LED lighting sources. In one manner of recharging, the flashlight is docked into a wireless inductive charging station that is powered by a 12 volt DC power source. In the alternative manner of charging, the flashlight's power source is recharged via a mini USB port. Alternatively, in the wired mode of recharging, the flashlight is docked magnetically to an external battery pack that can be easily secured to tactical vests using straps or clips. When using the wearable vest battery pack, the operator has access to the flashlight while it is simultaneously being recharged. The flashlight additionally furnishes a secondary auxiliary LED light located inside the rear end cap, and provides a battery power status meter for monitoring battery life.

Abstract: In a lighting strip system having an elongate support arrangement for holding lamp units and lines for electricity supply and/or signal transmission, the support arrangement has an I-shaped profile in cross section, with two receiving regions, which run in the longitudinal direction of the support arrangement and are separated by a preferably vertically aligned partition, wherein the lines for electricity supply and/or signal transmission are arranged in one of the receiving regions and operational devices of the lamp units are arranged in the other receiving region.

Abstract: A sleeve for decorative lighting helps prevent tangled lighting wires. The sleeve has clamps at each end that clamp the lighting wires. The sleeve is flexible and may be elastic. The sleeve may be a light diffuser so that the decorative lighting can be used while in the sleeve. A decorative lighting string has retractable lights and may be at least stored in the sleeve.

Abstract: A personal mobility assistance device includes lights that accent the shape of the device. The lights include a battery, a wire, and a plurality of light emitting devices connected to the wire and powered by the battery. The light emitting devices are spaced sufficiently close to each other along the wire such that, when the vehicle is observed in low light conditions, the shape of the personal mobility assistance device is discernable to the observer.

Abstract: Filament type light emitting devices are disclosed. One of the light emitting devices includes a non-conductive transparent substrate, one or more light emitting diode chips arrayed above the upper surface of the non-conductive transparent substrate and each including input and output ends extending toward the non-conductive transparent substrate, and conductive transparent connection portions formed on the upper surface of the non-conductive transparent substrate and electrically connected to the input and output ends. Light transmitting regions are provided without reflectors in the vicinity of the input and output ends between the non-conductive transparent substrate and the light emitting diode chips. Thus, light is emitted backward from the light emitting diode chips through the light transmitting regions and the non-conductive transparent substrate.

Abstract: A lantern auxiliary base can include a wall, a floor, a first cross-beam, a second cross-beam, and a ring. The wall can encircle an axis and extend between a top end and a bottom end. The floor can be engaged with the wall and at least partially close the bottom end, defining a cup-shaped cavity. The floor can have top and bottom surfaces. The first and second cross-beams can project along the axis away from the bottom surface and be transverse to one another. At least one of the first and second cross-beams can extend a first distance from the bottom surface. The ring can project along the axis away from the bottom surface to a bottom edge a second distance from the bottom surface along the longitudinal axis less than the first distance.

Abstract: A lighting device may be provided according to the embodiment of the present invention. The lighting device according to the embodiment of the present invention includes: a light source which includes a substrate including a top surface and a bottom surface, a plurality of light emitting devices disposed in a central portion of the bottom surface of the substrate, and an input/output portion disposed in an edge portion of the bottom surface of the substrate and electrically connected to a wire; and a body which is coupled to the substrate of the light source and includes an opening through which light from the plurality of light emitting devices of the light source passes. The body includes an inner surface which defines the opening. The body includes a cover portion which is disposed on the inner surface of the body and covers the input/output portion of the light source and the wire.

Abstract: A ceiling mountable LED light fixture is described and wherein at least two sets of LED's of different correlated color temperatures (CCT) are mounted in its housing. The LED light fixture is adapted to be removably secured in a housing mounting hole in a ceiling sheeting material. A cable is secured to the light fixture to supply drive current to the LED sets. A toggle switch is mounted in the cable in close proximity to the light fixture. The cable also has a predetermined length and is also secured at a far end to a driver circuit mounted in a driver housing. The driver housing is positioned behind the ceiling sheeting material spaced from the housing mounting hole.

Abstract: An imitation flame lamp head includes a mounting base, a drive device, an elastic shaft, a flame piece and an illuminant. The drive device is fixed in the mounting base, an upper end of the elastic shaft is fixed to a lower end of the flame piece, the flame piece is protruded outwards the mounting base, the illuminant is configured inside the mounting base to emit lights to a side of the flame piece, and the elastic shaft is driven by the drive device to actuate the flame piece to swing. The lamp displays flaming and flickering effect of faux flame to achieve an excellent imitation effect.

Abstract: An optical waveguide for the propagation of a light beam adapted to travel by successive total reflections off the faces of the waveguide to an output face where the light beam is refracted. One of the faces of the waveguide forms, facing towards the output face, a support face for a pattern extending across the main direction of the beam to divert same towards the output face. According to a characterizing feature of the invention, the pattern is a bifunctional reflective pattern that is integral with the support face, having three portions including end portions formed by cone portions between which there is interposed an intermediate portion that comprises two facets that meet at a top edge, which is not parallel to the support face for the patterns.

Abstract: A vehicle lighting system that projects a primary beam and that comprises a supplemental or auxiliary beam that augments the primary beam that does not exceed any regulatory maximum intensity values. In one embodiment, the lighting system utilizes a multi-lobed lens adapted to distribute light to predetermined areas of the primary beam. A combined beam is created having no portion that exceeds the regulatory maximum intensity. In one illustrative embodiment, the primary beam is a high beam and the combined beam is an augmented primary beam that does not exceed the high beam regulatory limit of 75,000 candelas.

Abstract: A vehicle headlamp structure free of reflective internal elements includes a lens and a light source. The lens includes a light emitting surface, a bottom surface, and a connecting surface. The light emitting surface is flat and the bottom surface includes at least one depression in the bottom surface to form at least one light incident structure. The at least one light incident structure includes a first light incident surface. The connecting surface is composed of a plurality of curved surfaces each with a different radius of curvature. The light source is substantially accommodated within the light incident structure and emits light through the first light incident surface to form an elliptical beam.

Abstract: A vehicle lamp includes a projection lens and a light source disposed at a rear of the projection lens. The vehicle lamp is configured to irradiate light from the light source through the projection lens to a front. The projection lens is configured by a plurality of lenses disposed on an optical axis extending in a vehicle longitudinal direction. A rear major surface of the projection lens is configured as a convex curved surface which has a curvature greater than a curvature of a spherical surface centered on a rear focal point of the projection lens.

Abstract: A LED lighting device comprises a lighting body extending along an axis and internally provided with a chamber housing a LED light source and is delimited by at least one lateral wall consisting of a diffuser having an outer surface defining an emission surface of the device; the diffuser is an opaline diffuser having a transmission coefficient greater than or equal to 50% and a reflection coefficient greater than or equal to 45%.

Abstract: A direct lighting system and method is provided that includes a plurality of light-emitting diodes (LEDs) secured within a light fixture. The lighting system further includes a diffusive transmissive element adapted to transmit light from the LEDs therethrough and provide diffused light to an area requiring illumination.

Abstract: A light-beam control member according to the present invention includes: an entrance face and an exit face. The exit face includes: a first exit face constituting an inner face of a second concave portion located so as to intersect the central axis; and a second exit face constituting a convex curved face located so as to surround the first exit face. The second exit face has multiple, circular ring-shaped convex portions disposed concentrically about the central axis and projecting in the direction along the central axis. The pitch of the convex portions in the direction perpendicular to the central axis in a cross section including the central axis is constant.

Abstract: Embodiments disclose an optical lens and a light emitting module having the same. The disclosed light emitting module includes: an optical lens including a light-transmitting first body, an incident part including an incident surface and a pattern on a periphery of the incident surface under the first body, and an emitting part protruding from an upper surface of the first body; a light emitting device having a second body having a cavity in which the incident part of the optical lens is disposed, a light emitting diode in the cavity, and a recess in which an outer lower surface of the first body faces a periphery of the cavity; and an adhesive for bonding the outer lower surface of the first body of the optical lens to the recess of the light emitting device, wherein a lower portion of the first body is disposed in the recess.

Abstract: An optical device including: a light emitter configured to emit light rays and to converge the emitted light rays to a focus; a shield part configured to totally reflect light rays incident on the focus; and a reflector having a parabolic surface and configured to reflect light rays in parallel, the light rays being totally reflected by the shield part.

Abstract: A lighting fixture varies a beam angle of light emitted by a light source and a beam angle of light to the exterior to provide excellent visual effect by indirect lighting, high in serviceability and safety, and applicable to a wide range of purposes. The lighting fixture comprises a lighting fixture body of substantially L-shaped cross-section, a light source constituting a light radiation unit, a first reflector, a second reflector, and an opening constituting an illumination port. The light source is installed at an innermost center region of the vertical lightguide section to face into the vertical lightguide section. The first reflector is installed obliquely near one corner of the vertical lightguide section and the lateral lightguide section. The second reflector is obliquely installed near an endmost corner of the lateral lightguide section to face the first reflector.

Abstract: A lighting apparatus comprises: a body comprising a first body and a second body, wherein the first body comprises a first bottom surface and a first side surface, wherein the second body comprises a second bottom surface and a second side surface, and wherein the body has a receiving recess configured by the first bottom surface, the second bottom surface, the first side surface and the second side surface; a reflector disposed in the receiving recess of the body and comprising a plurality of reflective surfaces; and a light source disposed on the first side surface of the first body and the second side surface of the second body, disposed at an area corresponding to the reflective surfaces of the reflector.

Abstract: A lighting system comprises a flexible support, such as a pair of fabric or web-like strips, and a plurality of tubular light sources supported by the flexible support. The flexible support may be hung from a support structure, and the tubular light sources will hang generally parallel to one another. Each tubular light source may include a plurality of LED chips, and power supply or conversion circuitry may also be disposed in the tubular light sources. Power cabling extends to the light sources, and may be adapted to provide pass-through power to other, similar assemblies to form a modular system. The assemblies may be easily deployed and repacked for storage and movement. The system is suitable for large area lighting, particularly with panels used for theater, television, and film sets, or with displays, trade show installations, and so forth.

Abstract: A gimbaled remotely automated pan and tilt luminaire with a multi-gobo rotating-gobo imager between a focusing light source and a highly faceted Fresnel output lens with sharp pointed facets which is articulated to move along the light path closer to or further away from the light source and gobo imager.

Abstract: A double-prism assembly is disclosed, including a first prism and a second prism arranged in a coaxial manner, wherein the first prism has a first prism face structure, the second prism has a second prism face structure, and the first prism face structure and the second prism face structure are arranged in a same direction or in different directions. For the double-prism assembly, when a beam of light hits the bottom of the first prism, passes through the first prism face surface and the second prism face surface, and comes out of the double-prism assembly, two circles of spots arranged in a coaxial manner may be formed, with equally distributed spots, and each of the two circles of spots can freely rotate clockwise or anticlockwise, greatly increasing the style and effect of the spots, and enriching the stage effect and rendering effect. In addition, it is simple in structure and low in cost. A multi-prism combinatorial structure and a light fixture are also disclosed.

Abstract: A projecting lamp structure having a light adjusting device is provided. The projecting lamp structure includes a light source disposed on a circuit board and configured to provide light rays. A lens having an asymmetrical bat-wing candle power distribution is disposed on the circuit board, wherein the lens is configured to receive the light rays and emits the light rays. A light adjusting device is disposed on the circuit board and surrounding the lens having the asymmetrical bat-wing candle power distribution. The light adjusting device includes an opening and the light adjusting device is configured to adjust the light rays through the opening to form an illumination region having a preset shape by adjusting a geometric shape of the opening corresponding to the lens having the asymmetrical bat-wing candle power distribution.

Abstract: A laser light source is provided. The laser light source includes: a laser device; a first color wheel and a second color wheel, on both of which there are corresponding color regions, wherein the laser device emits laser which illuminates the first color wheel and the second color wheel sequentially, and exits from the color regions on the second color wheel; a first marker and a second marker arranged respectively on the first and the second color wheels; a first sensor configured to detect the first marker, and to generate a first sense signal; a second sensor configured to detect the second marker, and to generate a second sense signal; and a control unit configured to synchronize the first color wheel and the second color wheel.

Abstract: A single-piece end cap includes a plate, a perimeter wall extending around a perimeter of the plate. The single-piece end cap further includes structural tabs that protrude out from the plate. The structural tabs are used to attach the single-piece end cap to an extrusion frame.