Abstract: An apparatus is disclosed as comprising a first leg of a strut clip; a first rotatable element rotatably attached to the first leg of the strut clip at a first aperture; a second rotatable element rotatably attached to the first leg of the strut clip at the first aperture, where the first and second rotatable elements may have tapered lower edges; a first notch of the first rotatable element may be disposed on a longitudinal edge of the first rotatable element; a second notch of the second rotatable element may be disposed on a longitudinal edge of the second rotatable element; one or more stops may be disposed in the first leg of the strut clip, where the one or more stops may limit rotation of at least one of: the first rotatable element and the second rotatable element; and a first elastic element may be disposed between distal longitudinal edges of the first rotatable element and the second rotatable element.

Abstract: A multilayer plastic tubing for motor vehicles includes a first layer of tubing and a second layer of tubing positioned about the first layer of tubing. The first layer is stiffer and thinner than the second layer.

Abstract: A hose arrangement for a motor vehicle may include a flexible elongated bellows including a plurality of radially orientated pleats and two axial longitudinal ends. The hose arrangement may also include at least one reinforcement rib which, on an outside, is coupled to a pleat tip of a respective pleat of the plurality of pleats in a material-bonded manner via two-component injection moulding. The at least one reinforcement rib may engage about the respective pleat in a circumferential direction. The at least one reinforcement rib may have at least two rib segments disposed following one another in the circumferential direction. Each of the at least two rib segments may radially cover the pleat tip by a segment angle of 30° to 310° in the circumferential direction.

Abstract: A device for making plumbing connections is provided. The device includes a first compression nut, a second compression nut, a sleeve fitting body between the first compression nut and the second compression nut, a first ferrule between the first compression nut and the sleeve fitting body, and a second ferrule between the sleeve fitting body and the second compression nut. The first compression nut has a first narrow portion and a first threaded portion, the first narrow portion having a first internal cavity with a first diameter. The second compression nut has a second narrow portion and a second threaded portion, the second narrow portion having a second internal cavity with a second diameter. The sleeve fitting body has a threaded portion that respectively correspond to the first and second threaded portions, and a first cavity portion having the first diameter, and a second cavity portion having the second diameter.

Abstract: A threaded connection that provides high sealing performance is provided. A threaded connection (10) includes a pin (1) and a box (2). An inner male thread (13) of the pin (1) includes a parallel portion (131). The parallel portion (131) is located at an end portion of the inner male thread (13) adjacent to the pin inner sealing surface (11), and has thread roots parallel to the pipe axis. An inner female thread (23) of the box (2) includes a tapered portion (231). The thread height in the tapered portion (231) is larger than that in the parallel portion (131). Da<Db is satisfied, where Da is the difference in diameter between adjacent thread crests (231a) in the tapered portion (231) in a longitudinal cross section of the pin (1) and box (2) as found when the connection is not made up, and Db is the difference between the diameter of the thread root (131a) in the parallel portion (13) and the maximum diameter of the pin inner sealing surface (11).

Abstract: A bell and spigot connection and composite gasket seat spigot ring provides seal mainline pipes (e.g. HDPE and SRPE pipes). An upper (HDPE) spigot sleeve defines an annular groove to provide a gasket seat and is welded to a lower (HDPE) sleeve. A metal ring is received in a ring cavity defined between the sleeves. The metal ring has a height that is a substantial proportion of its width, (e.g. 50% or more). A stepped spigot surface receives a liner surface at a pipe end for welding. A bell is formed on a first pipe segment from a second pipe segment having a same construction where the second segment is larger in diameter so that an exterior surface (e.g. a top of a helically wound rib or top of annularly spaced spacer blocks) of the first segment may be welded to an interior surface (pipe liner) of the second segment.

Abstract: A conduit connector comprising: a body comprising a receiving end and a connecting end, wherein the body comprises a first fixing element and a second fixing element extending from the body at the receiving end, wherein the first fixing element comprises a first slot; wherein the second fixing element comprises a second slot and a groove; a clamp having a clamp channel and a tang; wherein the clamp extends through the first slot, and through the second slot; wherein the tang engages the groove; and a lever having a pin extending between sides of the lever, wherein each side of the lever has a front edge and back edge; wherein the pin is adjacent the back edge of each side of the lever; wherein the lever can be moved from an open position to a closed position which causes a decrease in a distance between the first fixing element and the second fixing element.

Abstract: An air-line safeguard for use with an air-line connection comprising a first connector and an opposing connector, wherein the first connector comprises a tongue, an interface, and a shaft and wherein the opposing connector comprises an opposing tongue, an opposing interface and an opposing shaft, the safeguard comprising of at least one body that removably attaches to and accommodates the first air-line connector and extends between the shaft and the tongue of the first connector and least partially between the opposing tongue and the opposing shaft of the opposing connector to prevent the first connector from substantially rotating relative to the opposing connector.

Abstract: A converter hose includes a self-sealing connector coupled to a hose. Related methods include attaching the converter hose to a shower head, faucet or spigot.

Abstract: Provided is a quick-connect fitting assembly for quick connect and disconnect of a pair of fluid conduits, including a male member and female member of similar circumferences, so as to allow the female member to receive the male member. The female member contains a lock housing with a plurality of locking pawls and gaskets. The locking pawls can be radially displaced by the insertion of the male member into the female member. The assembly includes a release ring, which is captive to the male member snout. The release ring should be of similar circumference to the male member snout, but able to slide freely. When the connected assembly is ready to be disconnected, the release ring can be slid into the female receptacle area, radially displace the locking paws, and release the male member.

Abstract: An electroweldable branch fitting for high diameter pipes comprises at least a first collar (20, 20?) provided with a predetermined radius of curvature (R), wherein the collar (20, 20?) identifies on opposite sides a concave surface (21) and a convex surface (22), further comprising at least one first electrical wire winding (23) associated with the concave surface (21) of the collar (20, 20?) and carrying one first pair of electrical terminals (24), arranged on the convex surface (22) of the collar (20, 20?) for applying an electric current adapted to cause the electrofusion of the collar (20, 20?), wherein the concave surface (21) of the collar (20, 20?) is continuous, i.e.

Abstract: A fiber reinforced polymer composite joining member for joining sections of pipe together to form an elongated pipe is disclosed. A pipe joint and elongated pipe includes at least two pipe sections having ends that are joined together with the joining member is also disclosed. The pipe joint and elongated pipe are formed by joining abutting ends of adjacent pipe sections with the joining member without the need for the adjacent pipe sections to have other connection means, such as standard bell and spigot end connections. Also provided is a method for joining pipe sections with the joining member to make an elongated pipe.

Abstract: An anti-debris device releasably engages and covers an unconnected end of a fluid-conveying quick disconnect connector to prevent debris intrusion. The device comprises a boot defining a cavity shaped to receive the connector, a connector-receiving access opening to the cavity, and a closure member such as flexible sheet slit to form resilient fingers movable between an opening-covering position preventing intrusion of foreign matter when the boot is not being used, but that flex to a connector-receiving position when an unconnected portion of a connector is biased against the closure member. The fingers assist in retaining the device on the connector. Various embodiments allow retaining the anti-debris device to a particular connector when the device is not in use, and/or for storing/protecting multiple connectors. Related methods are also disclosed and discussed.

Abstract: A method of installing a liner assembly for pipeline repair or reinforcement includes: pulling a prepared liner assembly into position in the pipeline, the liner assembly including an outer tubular liner and an inner inflatable bladder positioned longitudinally within the tubular liner, the tubular liner being wetted with a curable compound; introducing fluid into the inflatable bladder so that the inflatable bladder expands to bring the tubular liner into firm contact with an interior surface of the pipeline; flowing the fluid continuously through the bladder and discharging the fluid into the pipeline, while maintaining the liner assembly in an inflated condition for a time period sufficient for the tubular liner to cure; and deflating the inflatable bladder and retrieving at least a portion of the liner assembly from the pipeline.

Abstract: A connector assembly for connection to a preconditioned air port on an aircraft that includes a rotatable coupling, a retractable latch, and a protective cage. The rotatable coupling has an upper coupling section with a circumferential ring on the exterior surface rotatably connected to a flanged surface on a lower coupling section. The lower coupling section includes a lower and adapted to be connected to the air duct. The retractable latch is actuated by rotation of the protective cage relative to the upper coupling section. The retractable latch is attached to the exterior of the upper coupling section and has a latching end and a pin on the other end. The protective cage has two or more circumferential slots and a guide slot on the interior surface.

Abstract: An inorganic fiber containing a fiberization product of a compound comprising at least one alkaline earth silicate, at least one compound containing an element from group VII and/or IX of the periodic table, and optionally alumina and/or boria. The inclusion of a suitable amount of at least one compound containing an element from group VII and/or IX of the periodic table of elements to an alkaline-earth silicate inorganic fiber reduces fiber shrinkage, decreases biopersistence in physiological solutions, and enhances mechanical strength beyond that of alkaline earth silicate fibers without the presence of the at least one compound containing an element from group VII and/or IX. Also provided are methods of preparing the inorganic fiber and of thermally insulating articles using thermal insulation prepared from the inorganic fibers.

Abstract: This application concerns a frame for a pump package for connecting to a liquid storage tank, the frame comprising a mounting frame portion and a transport frame portion. The mounting frame portion has an installation side for securing the mounting frame portion to the outside of a liquid storage tank and a mounting side for securing a pump package to the mounting frame portion. The transport frame portion has one or more lifting points for lifting the pump package when secured to the mounting frame portion. Together, the mounting frame portion and the transport frame portion form an enclosed space for containing the pump package when the mounting frame portion and the transport frame portion are attached.

Abstract: A quick detach connector for an imaging device.

Abstract: Embodiments described herein relate to a precision dynamic leveling mechanism for repeatedly positioning the pedestal within a process. The precision dynamic leveling mechanism includes bearing assemblies. Bearing assemblies having inner races forced against a pedestal assembly carrier and outer races forced against a guide adaptor provide nominal clearance between the inner races and outer races to allow the inner races and the outer races to slide on each other with minimal or no radial motion.

Abstract: The present disclosure may include a leg comprising first and second tubes, the first tube inside of the second tube, a lock mechanism within the second tube, the lock mechanism including a plug, a ramp, and bearings configured to roll along the ramp and contact the ramp and at least an interior wall of the first tube such that as the one or more bearings contact the ramp and the interior wall of the first tube, motion of the second tube relative to the first tube is inhibited, and a third tube inside of the second tube, and in response to the third tube being substantially disposed within the second tube, a proximate end of the third tube configured to push the one or more bearings towards the plug, reducing the interference of the one or more bearings with the interior wall of the first tube.

Abstract: An electronic sign having slotted frame cabinets, whereby each slotted frame cabinet can conveniently be attached to one or more vertically or horizontally positioned adjacent slotted frame cabinets by using connecting components which are generally located around the periphery of one or more slotted frame cabinets. Connecting components including splice bars, splice plates, and mounting clamps are aligned in, positioned along, and secured to backing bars which are co-located in backing bar slots in one or more of the slotted frame cabinets. Lift eyes can be variably located in one or more lift eye slots. The use of externally located connecting components, which do not extend through the cabinetry, minimize the entry of environmental elements into the interior of the electronic sign. Multiple slotted frame cabinets can be connected without the removal of LED display panels. Bracket assemblies and clamping assemblies are provided.

Abstract: A system for lubricating multiple frac valves while allowing the operator to remain out of the red zone. A system of high flow mandrels and valves allows an operator to enter the red zone a minimal number of times. Generally, when using the system, the operator will enter the red zone prior to the fracking operation beginning to connect the various lines to each frac valve and then after the frac job is complete to disconnect the various lines from each frac valve. A high-pressure pump provides lubricant at a sufficient pressure and volume to a high-pressure manifold or high-pressure manifolds. The high-pressure manifolds supply the hose reels through valves located near the manifold. The hose reels in turn are the lines that are connected to each frac valve Using the system, the operator may remain outside of the red zone with the lubricant reservoir, the pump, the high-pressure manifolds, and the hose reels.

Abstract: The lubrication flowmeter is configured to be a part of the lubrication system to grease frack valves. The system generally utilizes a manifold to connect to the various fracked valves and at least one pressure transducer providing wellbore pressure and preferably a second pressure transducer providing grease pressure at either the manifold or the pump. A programmable logic controller is provided to activate the grease pump upon reaching preset conditions and to deactivate the grease pump upon reaching a second set of conditions such as pressure threshold, time limit, or volume limits of greased pumped.

Abstract: A pressure vessel includes a vessel body, a first rib and a second rib. The vessel body includes a first surface and a second surface. The first rib projects in a second direction from the first surface and extends in a first direction. The second rib provided in series with the first rib, projects in the first direction from the second surface, and extends in the second direction. A width in the second direction of the internal space is smaller than a width in the first direction of the internal space. A maximum value of a projection amount of the second rib from the second surface to the outside of the vessel body in the first direction is smaller than the maximum value of a projection amount of the first rib from the first surface to the outside of the vessel body in the second direction.

Abstract: A mobile CO2 filling system selectively fills onsite CO2 storage and dispensing systems with CO2. The system includes a mobile platform; a tank holding liquid CO2 mounted on the mobile platform; a flexible dispensing hose couple to the tank and configured to be selectively coupled to the filling inlet of an onsite CO2 storage and dispensing system; a pump selectively coupled to the tank; and a controller for controlling the filling of an onsite CO2 storage and dispensing systems with CO2 from the tank, wherein the controller is selectively designated by the user to operate in at least one pump assisted filling state and at least one gravity feed filling state.

Abstract: A container may be supplied with an incompressible fluid. For example, the container may be partially or completely prefilled with the incompressible fluid. The container may be supplied with a flow of compressible gas via a first valve. The first valve may regulate the flow of the compressible gas supplied to the container based on a pressure setting of the first valve. A second valve may release the incompressible fluid from the container as the container is filled with the compressible gas and in response to a pressure of the container being greater than a pressure setting of the second valve. The pressure setting of the first valve may be greater than the pressure setting of the second valve.

Abstract: A cylinder is provided in which fluid fuels are stored. The cylinder has at least one body in which a fluid fuel is stored; at least one valve located on the body for conveying fluid fuel into or from the body; at least one handle located on the body; at least one collar connecting the said handle to the body; at least one cover on the valve; at least one identifier located at the inner side of the collar and having thereon at least a first visual code specific to the cylinder it is connected; and at least a second visual code on the cover.

Abstract: A method consistent with the present disclosure may include: (a) equalizing pressure between a nozzle inner void and a receptacle main inner void by pressing a nozzle check against a receptacle check to open the nozzle check and the receptacle check; (b) extending the nozzle into the receptacle such that a receptacle main body surrounds at least a portion of the nozzle probe; (c) flowing fluid from the nozzle inner void into the receptacle main inner void.

Abstract: Alight emitting diode (LED) tube lamp configured to receive an external driving signal includes an LED module for emitting light, the LED module comprising an LED unit comprising an LED; a rectifying circuit for rectifying the external driving signal to produce a rectified signal, the rectifying circuit having a first output terminal and a second output terminal for outputting the rectified signal; a filtering circuit connected to the LED module, and configured to provide a filtered signal for the LED unit; and a protection circuit for providing protection for the LED tube lamp. The protection circuit includes a voltage divider comprising two elements connected in series between the first and second output terminals of the rectifying circuit, for producing a signal at a connection node between the two elements; and a control circuit coupled to the connection node between the two elements, for receiving, and detecting a state of, the signal at the connection node.

Abstract: A variety of illumination devices for general illumination utilizing solid state light sources (e.g., light-emitting diodes) are disclosed. In general, an illumination device can include multiple light sources that are disposed on a substrate, where at least some of the light sources include a light-emitting diode (LED) and a corresponding inelastic scattering element surrounding, at least in part, the LED. The inelastic scattering elements can have different light emission spectra. The illumination device can further include a light-mixing element adapted to receive light that is output by the light sources, where, during operation of the illumination device, each inelastic scattering element inelastically scatters light emitted from its corresponding LED, and the light-mixing element mixes the light received from the inelastic scattering elements to provide the output light.

Abstract: A light-emitting housing is disclosed. The light-emitting housing includes a light-emitting module and a housing. The light-emitting module includes a light guide plate and at least one light-emitting unit. The light guide plate includes an upper surface, a lower surface, and a plurality of dot regions, the dot regions are located on the lower surface, and the at least one light-emitting unit provides a plurality of light beams incident to the light guide plate. The housing is disposed above the light-emitting module and located on the upper surface of the light guide plate, and the housing includes at least one transparent region. Some of the light beams emitted by the at least one light-emitting unit are reflected through the dot regions and penetrate the upper surface of the light guide plate and the at least one transparent region.

Abstract: A lighting device having a removable battery pack is provided. The lighting device comprises a light body and a battery pack. The light body comprises a light-emitting unit and a first universal serial bus (USB) interface electrically coupled to the light-emitting unit. The battery pack comprises a power supply and a second universal serial bus (USB) interface electrically coupled to the power supply. The first USB interface comprises a first data transmission terminal configured for establishing data communication with the second USB interface and a first power terminal for supplying power to the light-emitting unit; the second USB interface comprises a second data transmission terminal for establishing data communication with the first USB interface and a second power terminal for supplying power to the first power terminal. The first data transmission terminal is grounded, and the second data transmission terminal is coupled to a switch circuit.

Abstract: A charging device for a portable light includes a receptacle for receiving a portable light therein and a pair of latch arms that are pivotable for engaging a light body of the portable light when the portable light is placed in the receptacle.

Abstract: A lighting assembly includes a light stand, a lighting unit, and a modular rod assembly connecting the lighting unit to the light stand. The modular rod assembly includes a connection rod, a first extension rod connected to the connection rod, and a tubular fastener. The connection rod has a first coupling end. The first extension rod has a second coupling end. The tubular fastener is movably disposed around the first extension rod and is operable to move toward and sleeve around the first and second coupling ends such that the tubular fastener is engaged with the first coupling end and that the second coupling end is clamped between the first coupling end and the tubular fastener.

Abstract: According to an aspect of this disclosure, a ventilation and lighting system including a main housing having an inlet opening and a discharge opening, a blower and motor assembly disposed within a housing and operable to move air through the inlet and outlet, a grille configured to be located at the inlet opening, the grille having a cavity and a plate defining a plurality of apertures through which air may move, and one or more lighting elements arranged within the cavity and an optical component covering the cavity. The system is arranged such that light developed by the one or more lighting elements mixes within the cavity and transmits through the optical component covering the cavity, and the system further includes a controller that coordinates operation of the blower and motor assembly and the one or more lighting elements from a remote location.

Abstract: There is a lighting unit having a housing having a base portion that has a surrounding wall. The housing has a solar panel support portion that is supported on the base portion. A solar panel is mounted on the solar panel support portion and energy gathered by the solar panel is stored in a rechargeable battery. The base portion has a base wall and a surrounding wall, and the surrounding wall may have a cylindrical shape, a conical shape, or an inverted conical shape. Surface mounted lights may be mounted on any surface of the lighting unit and can be in any shape or pattern. A base recess may be formed in the base wall and supports a recessed LED. A recess wall may be formed in the surrounding wall and supports a recessed LED. The surface mounted and recessed LEDs are for illuminating a flag or flagpole finial.

Abstract: A flame lamp comprises a light module. An example light module comprises a circuit board having a first side and a second side and defining a module axis; and a plurality of light emitting diode (LED) packages. At least one LED package is mounted to each of the first and second side of the circuit board. The example light module further comprises an optical sleeve. The circuit board is mounted within the optical sleeve. The optical sleeve comprises a plurality of optical columns each having a light emitting surface. Each light emitting surface has a profile such that one or more profiles of one or more light emitting surfaces define an ellipse in a cross-section of the light module taken perpendicular to the module axis.

Abstract: A vehicle lamp forms an additional high-beam light distribution pattern with light emitted though a projection lens from a plurality of light emitting elements. The plurality of light emitting elements are disposed to be aligned in a transverse direction below a rear focal point of the projection lens and can be lit individually. The vehicle lamp forms an additional light distribution pattern by lighting the plurality of light emitting elements at the same time to form a high-beam light distribution pattern. In addition, the vehicle lamp forms another additional light distribution pattern where a part of the additional light distribution pattern is omitted by selectively lighting a part of the plurality of light emitting elements so as to form an intermediate light distribution pattern.

Abstract: To reduce the optical members and the complexity of optical design. A vehicular lamp including: a light source; a light collecting member; a first polarizer advancing in a first direction a first component of the light, and advancing in a second direction a second component; a liquid crystal element disposed on one side of the first polarizer in the first direction; a second polarizer disposed on one side of the liquid crystal element in the first direction; a projection lens disposed on one side of the second polarizer in the first direction and projecting the first component to the front of an own vehicle; a reflecting member for reflecting the second component; where the first component is focused at a first focal point, the second component of the light is focused at a second focal point, and the liquid crystal element is disposed corresponding to the first focal point.

Abstract: An illumination device (10) includes: laser light sources (20) having different radiant fluxes; and diffractive optical elements (40) provided correspondingly to the respective laser light sources. A planar dimension of the diffractive optical element, which corresponds to the laser light source that emits a laser light having a minimum radiant flux, is smaller than a planar dimension of the diffractive optical element, which corresponds to the laser light source that emits a laser light having a maximum radiant flux.

Abstract: To provide a lighting apparatus etc. that is capable of obtaining various light distribution patterns and is superior in light utilization efficiency. The lighting apparatus includes a light source, a light conversion part for converting the light emitted from the light source into nearly parallel beams, a light modulating part having a plurality of pixel regions arranged so that the nearly parallel beams can be incident and capable of switching between a light transmitting state and a light scattering state for each of the pixel regions, and a projection lens disposed on the light path of the nearly parallel beams and on the light emitting side of the light modulating part and where the projection lens projects an image formed by the light modulating part using the nearly parallel beams.

Abstract: A vehicular lamp includes: a plate-like lens body including a front surface and a rear surface; and a light source provided at the rear of the lens body and emitting light rays of uniform luminance which are irradiated forward through the lens body to form a predetermined light distribution pattern. The front surface includes front lens cuts; the rear surface includes rear lens cuts facing the front lens cuts, respectively; the rear lens cuts are provided in respective inclined postures so that the output directions of light rays having entered the lens body while being refracted by the respective rear lens cuts and having been outputted through the respective front lens cuts are the same as one another; and distances between the rear lens cuts and the front lens cuts are adjusted so that the luminances of light rays outputted through the respective front lens cuts are made uniform.

Abstract: The invention relates to a headlight module (1) for motor vehicles, comprising at least one light source (2), downstream of which at least one deflection mirror (3), a micromirror array (4) and a lens (5) are arranged in the beam path, the light emitted by the at least one light source being reflected via the deflection mirror onto the micromirror array activated by a control system, and the light pattern produced on the array being projected into the traffic space via the lens as a lighting pattern, in which module lens and mirror are formed in one piece as a lens/mirror block (10) which has a lens area (10-3) and a mirror area (10-5).

Abstract: A device for supporting an anti-glare plate and an anti-glare device are provided. The device for supporting an anti-glare plate includes a supporting member and a connecting member, the connecting member is connected with the supporting member and the anti-glare plate, and the anti-glare plate is capable of rotating relative to the supporting member. The present disclosure is used for fixing the anti-glare plate.

Abstract: The present disclosure relates to a light pipe arrangement for complex automotive lighting features. The light pipe arrangement includes proximately aligned light pipes comprising at least one grouping of reflecting facets for creating a striped aesthetic.

Abstract: A luminaire (61) is disclosed with a close coupled ballast (62) having a support arm (66) from which is suspended or hung a reflector, and preferably a variable focus reflector (41), having either a single ended lamp (3) or double ended lamp (23). The luminaire (61) is supported from a greenhouse rafter (9) by filaments (10, 11) which are connected one to the ballast (62) and the other to the free end of the support arm (66). In one embodiment the arm (66) is connected to a rigid side plate (64) which is mounted on the ballast (62). In another embodiment the arm (66) is connected to a side plate (164) which is hinged. The arrangement enables flimsy reflectors (41) to be close coupled with electronic ballasts in a way which minimises Radio Frequency Interference (RFI).

Abstract: In an aspect, a lighting system (1) comprises a lighting unit (11) with a light source (31) and a dichroic light exiting surface (15), wherein the lighting unit (11) is configured for emitting dichroic light from the dichroic light exiting surface (15). The emitted dichroic light includes a directional light portion (37) of direct light (17) and a diffused light portion (39) of diffused light (19) with a another larger correlated color temperature. The lighting system further comprises an appearance affecting optical system (13) with a plurality of structural elements (40, 91, 93, 101, 105) that comprise surfaces that delimit a plurality of diffused light passages (14, 103, 107), and comprise direct light illuminated surface regions (25), which are subject to the illumination with direct light (17) from respectively associated affected direct light providing areas (81) of the dichroic light exiting surface (15).

Abstract: A quantum dot optical function panel and its preparation method comprises a functional layer, a condensation layer and a diffusion layer which compose a multilayer structure. Said functional layer is located between condensation layer and diffusion layer. The functional layer comprises a main layer and quantum dots uniformly distributed in main layer. Said condensation layer comprises a condensation substrate layer and condensation bulges distributed over the upper surface of condensation substrate layer. Said diffusion layer comprises a diffusion substrate layer and diffusion bulges distributed over the lower surface of diffusion substrate layer. The condensation layer and diffusion layer of the quantum dot optical function panel of the present invention can resist oxygen and water vapor to a certain extent, protecting the quantum dots well.

Abstract: An illuminator includes a hologram label and light-emitting diodes. The hologram label includes a reflective face. The light-emitting diodes are located near the hologram label. The light-emitting diodes are used to emit incident light onto the reflective face of the hologram label that reflects the incident light and hence provides reflected light. The incident light is colorless, and the reflected light is in at least one color.

Abstract: A reflecting device is provided. The reflecting device includes a first optical element and a second optical element; the first optical element and the second optical element are both transparent; the second optical element has a side wall and a light emergent port; the side wall encloses an optical space in communication with the light emergent port; the first optical element is surrounded by the side wall of the second optical element and extends into the optical space; the first optical element has a light incident surface and a light emergent surface; and the light incident surface encloses an accommodating chamber.