148 results about "Spotlighting" patented technology

A remote control assembly comprising a signal light and a spotlight comprises a lamp receptacle, a combined light, two driving device for the combined light, a base stand, circuit board and suction disk. The combined light includes signal light and spotlight, lamp shields, reflector and supporting shafts. When assembled, it is rotatably mounted in the lamp receptacle. One of driving device can make the combined light rotate upward and downward in the range of 250°, and can provide large visual angle in the evening or at night, even beyond 90°, and the other driving device can make the combined light rotate horizontally in the wide range of 360°. In addition, it (the combined light) has good performance of weather proof and super bright illumination. In emergency condition, its flashing light can be seen from several kilometers away. It is suitable for use on deck, galley, trailers and utility vehicles.

A spotlight has a light base, a supporting base, a power supply, a motor, a lighting module, a multi-surface refractive lens and a beam-splitter lens light shade. The supporting base is connected with the light base. The power supply, the motor, the lighting module, and the multi-surface refractive lens are mounted in the light base. The lighting module has multiple light emitting diode units facing the multi-surface refractive lens. The multi-surface refractive lens is mounted around a motor shaft of the motor. The beam-splitter lens light shade is mounted on the light base and has multiple multi-angle refractive convex-lens bodies facing the multi-surface refractive lens.

The optical system for the Fresnel lens light has an ellipsoidal reflector (1), a light source (2) and a Fresnel lens (3). The distance (a) between the Fresnel lens (3) and the reflector (1) is changeable but is related to the changeable distance (b) between the light source (2) and the reflector (1) so that the aperture angle of the propagated light beam is variable but illumination intensity of the propagated light is maintained uniform. Surfaces of the at least one Fresnel lens and/or the reflector can be structured to provide more uniform illumination of a given area. The optical system is useful for lights for film, stage, studio and photography.

A table lamp with an adjustable projecting area includes an illuminator. The illuminator has a diffuser detachably mounted on one side thereof and at least one fastening means disposed thereon corresponding to the diffuser for selectively fastening the diffuser on the illuminator. At least one lamp is received in the illuminator for emitting lights. The at least one lamp is provided for a spotlighting function and covered by the diffuser.

The invention discloses an LED spotlight which comprises an arrangement with at least one LED above which a color conversion substance is disposed and a lens system. Said lens system is produced from a substantially transparent material and deviates incident light by total reflection from the LED arrangement in the direction of an exit surface. The base of the conical lens system can have a polygonal shape. The outer wall of the conical lens system can be provided with planar facets in at least some sections. The color conversion material can be provided above the LED arrangement as a cuboid structure.

The invention relates to an illumination system (10, 12), a collimator (30, 32) for use in the illumination system and a spotlight. The illumination system comprises a light emitting diode (20), a collimator and a luminescent layer (40). The light emitting diode emits light via the luminescent layer and the collimator in a direction away from the illumination system. The collimator comprises a light input window (34) for receiving light from the light 5 emitting diode. The collimator further comprises a light exit window (36) for emitting a collimated beam of light. The light substantially progresses through the collimator via total internal reflection. The luminescent layer comprises luminescent material which converts at least part of the light emitted by the light emitting diode into light of a predefined color. The luminescent layer is applied to the light input window of the collimator.10 The effect of the measures according to the invention is that the application of the luminescent layer on the light input window of the collimator results in improved color uniformity and enables a remote phosphor arrangement while maintaining a collimated beam.

The invention relates to a lens and a lamp using the lens. The lens is a round table type lens with a lens axis as a symmetric axis and comprises a first end face which is small in diameter, a second end face which is large in diameter and a side wall. The middle of the first end face concaves inwards to form a light source containing cavity suitable for containing a light source. The side face of the light source containing cavity is a spherical face. The bottom face of the light source containing cavity is an outwards-convex free curved face. The side wall is a parabolic face. A focal point of the parabolic face is overlapped with a spherical center of the spherical face. The light outlet diameter of the lens is 40 + / - 1% millimeters. The thickness of the lens is 40 + / - 1% millimeters. According to the lens and the lamp using the lens, due to collimation of the side wall and the free curved face, a half light intensity angle of the lens is enabled to be small, therefore, the lens is enabled to have a large condensation ratio, a light spot with a large condensation ratio is capable of being formed, and requirements of spotlighting in a small range are satisfied. Meanwhile, due to the fact that light of the side face of the light source is used, utilization rate of light energy is enabled to be largely improved.

The invention discloses a high-power spotlighting solar photovoltaic module, which comprises a secondary reflection funnel and a Fresnel lens spotlighting sheet arranged right above the secondary reflection funnel, wherein the bottom end of the secondary reflection funnel is connected with a solar-cell panel; the bottom end of the solar-cell panel is connected with an aluminum base printed circuit board (PCB); an aluminum light reflection film is stuck onto the aluminum base PCB; the bottom end of the aluminum base PCB is connected with a radiator; the Fresnel lens spotlighting sheet is arranged right above the secondary reflection funnel through a module upper-lower part connection bracket; the top end of the module upper-lower part connection bracket is provided with a structure similar to a shape like a Chinese character 'tu', which is used for supporting the Fresnel lens spotlighting sheet; and the bottom end of the module upper-lower part connection bracket is connected with the bottom end of the aluminum base PCB and is parallel and level to the bottom end of the aluminum base PCB. The high-power spotlighting solar photovoltaic module has the advantages of simple structure, reasonable design, high solar conversion efficiency, energy conservation, environmental friendliness, low cost, long service life, convenience in maintenance, good use effect, and convenience in popularization and use.

The invention provides a reflector with a spotlighting effect, a spotlight assembly and a flashlight. The reflector comprises a sidewall, a top opening, a bottom and a light source mounting hole, wherein the inner side face of the sidewall is a section of continuous and smooth paraboloid, and the focal length of a parabola corresponding to the paraboloid is 1mm; the top opening is located at the tail end of the opening direction of the paraboloid and has the diameter of 30mm; the bottom is located at the tail end of the necking direction of the paraboloid, and the internal surface of the bottom is connected with the inner side face of the sidewall and is vertical to the symmetry axis of the paraboloid; the light source mounting hole is located at the center of the bottom and has the diameter of 3mm; the distance from the top opening to the bottom is 15mm. According to the technical scheme of the invention, influences resulting from various factors are comprehensively taken into account, so that the reflector with the spotlighting effect, the spotlight assembly and the flashlight, provided by the invention, have the advantages that the size is delicate, and a good spotlighting effect can be achieved.

Spotlighting and other special effects are applied by processing circuitry in real time to received video streams. Effects tracking may be applied to fixed regions or moving regions or objects of interest. Viewers interact via conventional remote controls and other user interfaces to set effect parameters. Other special effects employed include zooming, masking, etc. and can be used to enhance one or more spotlight effects. Televisions, set top boxes and media players house the underlying circuitry. Effects are applied to layered and non-layered video streams to form layered and combined video stream output. Video outputs also deliver effect parameters such as region of interest location along with a video stream. Such effect parameters assist in the downstream application of dynamic effects.

A LED lighting device extending substantially along an axis and having a LED light source; a light guide located in front of the light source and extending between a proximal end substantially facing the light source, and a distal end opposite the proximal end; and an optical system associated with the light source to direct the luminous flux emitted by the light source; the light guide being shaped so as to generate at the distal end of the light guide an emissive surface equivalent to the real emitting surface of the light source at a predetermined position with respect to the optical system.

The invention discloses a spotlighting searchlight and a lighting method of the spotlighting searchlight and relates to the technical field of lamp lighting. The spotlighting searchlight comprises a reflector, a fixing frame, a Fresnel lens and a light source. The light source comprises a substrate and a light emitting face which are welded into a whole. The substrate is fixed into the reflector and is located at the end far away from a light outgoing opening. The fixing frame is a circular truncated cone frame. One end of the fixing frame is located outside the substrate and is fixedly connected with the reflector. The other end of the fixing frame is provided with a fixing ring in a welded manner and extends towards the direction of the light outgoing opening. The Fresnel lens is embedded into the fixing ring. The lens surface, located on the side of the fixing frame, of the Fresnel lens is a smooth surface, and the lens surface, located on the side of the light outgoing opening, ofthe Fresnel lens is engraved with multiple concentric grooves. The spotlighting searchlight can solve the problems that an existing spotlight is low in luminous efficacy utilization rate and cannot achieve large-power small-angle spotlighting, achieve ultra-high-power LED remote spotlighting and greatly improve the luminous efficacy utilization rate, the size of the lamp is reduced, the structureof the lamp is simplified, and the product application flexibility is improved.

The invention aims to provide a spotlighting device for solving the problem of poor solar collecting efficiency, which uses a rotary ring light collecting mirror, a light collector, a hollow optical cable, an optical distributor and a light to solve the problem of poor solar collecting efficiency, thereby outputting many folds of luminosity by the solar spotlighting device. The solar efficient spotlighting system adopts the rotary ring optical collecting mirror to collect many times of sunlight to be transmitted and distributed by the hollow optical cable and the optical distributor, the light generates the sunlight for lightening, so that the sunlight can be guided to any places with random directions for generating many folds of the luminosity.

The invention relates to an optical system comprising a lens and a prism. The lens comprises a first light-emergent surface, a bottom surface opposite to the first light-emergent surface and an annular lateral surface connecting the first light-emergent surface and the bottom surface. The bottom surface of the lens concaves towards the direction adjacent to the first light-emergent surface to form an accommodating groove used for accommodating a light-emitting diode light source, and the bottom, corresponding to the accommodating groove, of the lens is provided with a first light-incident surface. The prism is provided with a second light-incident surface and a second light-emergent surface parallel to each other, a plurality of triangular strip grooves arranged in an array are formed in the light-incident surface of the prism, the prism is provided with a first refracting surface and a second refracting surface which are connected each other and corresponding to each strip groove, and the prism is provided with a first side and a second side which are symmetrical relative to a central axis of the prism. The invention further relates to an illuminating device adopting the optical system. The illuminating device can meet the requirement of spotlighting in the directions spaced by a certain angle.

The invention relates to a portable spotlighting-floodlighting lamp which comprises a lamp holder (110), a shell (100), a battery (170) for providing a power supply for a luminous body (150) and a transparent part (120) arranged on the lamp holder (110); the portable spotlighting-floodlighting lamp is characterized in that a convex lens (140) is arranged on the transparent part (120); and the lampholder (110) is internally provided with a curve surface reflector (130) and a luminous adjusting mechanism (160) for projecting the light of the luminous body (150) to the convex lens (140) or the curve surface reflector (130). The lamp can realize the spotlighting-floodlighting function only by one light source, the spotlighting and the floodlighting are independent and have no flaw, and when only one light source is used, the spotlighting and the floodlighting formed by the two reflectors are not interfered mutually.

The invention relates to a lamp capable of condensing and flooding light, which comprises a lamp barrel (10), a light source (20), a condensation reflector (30) and a floodlight reflector (40), wherein the light source (20) is installed at the front end of the lamp barrel (10); the condensation reflector (30) is fixed on the front end of the lamp barrel (10) and reflects light rays emitted by thelight source (20) so as to condense light; the floodlight reflector (40) is provided with a diffuse surface (S40); and the floodlight reflector (40) can be movably installed on the lamp barrel (10) through a flexible connection structure, so that the diffuse surface (S40) is enabled to move to the position which can be irradiated by the light rays. The lamp has the illumination functions of spotlighting and floodlighting. When the spotlighting is required, the condensation reflector can be utilized; and when the floodlighting is required, the floodlight reflector can be moved to the position which is in front of the light source through the flexible connection, so that the light rays can be irradiated to the diffuse surface of the floodlight reflector to perform the floodlighting. The invention has the advantages of simple structure, simple operation, low cost and reliable performance, and does not increase the volume and weight of the original spotlight.

The invention discloses a solar energy heat energy multilevel power generation system which is characterized by comprising a spotlighting tower and a heliostat field which is arranged at the left side of the spotlighting tower. A heat collector is arranged at the upper portion of the spotlighting tower. One end of the heat collector is connected with an oil storage tank with a cooling function. An input end of a temperature control module is connected with the heat collector. The temperature control module controls temperature of oil in the heat collector. The heat collector is connected with a first hot end of a first level thermoelectric generator. An outlet of the first hot end of the first level thermoelectric generator is communicated with an inlet of a second hot end of a second level thermoelectric generator. An outlet of the second hot end of the second level thermoelectric generator is communicated with the oil storage tank. An outlet of a first cold end of the first level thermoelectric generator is connected with an inlet of a third hot end of a third level thermoelectric generator. An outlet of a second cold end of the second level thermoelectric generator is connected with an inlet of a fourth hot end of a fourth level thermoelectric generator. The solar energy heat energy multilevel power generation system has the advantages of being efficient in use of solar energy heat energy, clean, energy-saving, simple and convenient to install, and capable of solving the problem that electricity is badly needed in areas without electricity or when power is blacked out.

The invention discloses an array type lens group directional reflex control system. The main contents of the array type lens group directional reflex control system comprise a microcontroller, a polar shaft and a pitching motor driver, a polar shaft and a pitching drive device, a polar shaft and a pitching motor, a lens group fine tuning motor, a sensor (comprising sunlight, wind speed and the like), a limit switch and the like. The microcontroller is connected with a sunlight sensor receiver, a wind speed signal receiver, a limit signal receiver and a communication interface through an optoelectronic isolation. At the same time, the microcontroller is further provided with a liquid crystal display (LCD) display device, a time corrective module and a manual input device. A reflecting face of a heliostat is formed by sub lenses, wherein the sub lenses are arranged in three rows or more than three rows and three arrays or more than three arrays. The heliostat can be used for tracking the sun and spotlighting. The system has an automatic reset function after the sunset, an automatic level-recovering function when strong wind comes and the like. Locations can be always initiated at random. Sunlight lines can be automatically searched and continuously tracked. The system is low in power consumption, high in track precision and high in cost performance. The system is simple and good in reliability.

Disclosed is an LED flashlight which comprises a lamp barrel and a lamp head component. The lamp barrel has a second opening end, the lamp head component is arranged at a first opening end and comprises a radiator, a battery limiting frame, an LED driving plate, an LED substrate, a transparent cover, a reflection cup and a battery cover component, the radiator is contained in the lamp barrel and arranged closely to the first opening end, the battery limiting frame is fixedly connected with one end, away from the first opening end, of the radiator, the LED driving plate is connected between the radiator and the battery limiting frame in an abutted manner, the LED substrate is fixed at one end, close to the first opening end, of the radiator, first LEDs and second LEDs are arranged on the LED substrate, the first LEDs are annularly arranged, the second LEDs are arranged at the center of a ring, the transparent cover is rotatably arranged at the first opening end of the lamp barrel and has a third opening end and a fourth opening end, the third opening end is connected with the first opening end of the lamp barrel, the reflection cup has a light inlet and a light outlet opposite to the light inlet, the light outlet is detachably connected with the fourth opening end of the transparent cover, and the battery cover component is arranged at the second opening end. The LED flashlight has a function of spotlighting and a function of all-round lighting.