82results about How to "Good spotlight" patented technology

The present invention is directed to an apparatus for the collection and conversion of light energy including a collector element defining the shape of a pentagon, and a concentrator including a plurality of pentagon shaped reflector elements symmetrically arranged around the collector element. Each of the reflector elements being disposed at an angle relative to a plane of the collector element and having an edge thereof substantially aligned with and adjacent one of the sides of the collector element.

Disclosed is an image sensor including a photo-sensing device, a color filter positioned on the photo-sensing device, a microlens positioned on the color filter, and an insulation layer positioned between the photo-sensing device and the color filter, and including a trench exposing the photo-sensing device and a filler filled in the trench. The filler has light transmittance of about 85% or more at a visible ray region, and a higher refractive index than the insulation layer. A method of manufacturing the image sensor is also provided.

A light guide apparatus includes a light guide layer and an injection layer further including light injection elements and respective light bypass elements disposed optically upstream of the light injection elements. The light injection elements and/or the bypass elements may take the form of air prisms. There is an axial index of refraction variation between the light guide layer and the injection layer. The axial index of refraction variation may be discrete or may be an axial gradient index variation.

A solar energy concentrating system with high light collection efficiency includes a light concentrating unit, a light homogenizing unit and photovoltaic modules. The light concentrating unit includes a parabolic reflector and an ellipsoidal reflector which are coaxial and confocal. The light homogenizing unit includes an infrared filter and a hollow spherical reflector with a hole in its surface. When the system is under illumination, light is concentrated by the light concentrating unit through the hole in the spherical reflector surface and reflected by the inner surface of the spherical reflector onto the photovoltaic modules. The infrared filter covers the hole in the spherical reflector surface and reduces the heat in the photovoltaic modules under concentrated light. The combination of the parabolic reflector and the ellipsoidal reflector obtain highly concentrated light, and the hollow spherical reflector ensures light uniformity on the photovoltaic modules and light utilization efficiency.

A light-emitting device and a method for fabricating the same are provided. The light-emitting device includes: a substrate; a light-emitting component disposed on the substrate; a lens covering the substrate to hermetically seal the light-emitting component; and a reflective layer formed and a light emission surface defined on the surface of the lens such that light beams generated by the light-emitting component are reflected off the reflective layer, refracted by the light emission surface, and then emitted outward in a specific direction, thereby forming specific light distribution patterns on an illuminated surface outside the light-emitting device.

A Fuel Fractionation System (FFS) and associated methods to generate and store a fuel for internal combustion engines is provided. FFS provides a distillation column assembly to distill liquid fuel to form a volatile light fraction secondary fuel. The distillation column assembly includes a vaporization module to vaporize a feed fuel in the distillation column and includes a condensation module to condense heavy fraction components of the vaporized feed fuel. FFS also provides a controller positioned to control the vaporization of feed fuel in the distillation column to thereby control the separation of the feed fuel into light fraction fuel and heavy fraction fuel components, and positioned to control the condensation of the heavy fraction components so that fuel exiting a light fraction output port in the distillation column is substantially light fraction fuel components by volume.

A high efficient light emitting diode includes at least one diode chip, a high thermal conductivity metal base without any reflecting bowls, among which, the chip is installed in said metal base positively or up side down, a lens with a special curved face is set above the chip composed of three parts: the top is a sphere with radius R1, the distance D from its top to the chip is K R1 n2/(n1-n2), in which, n2 n1 are the lens medium and air index of refraction separately K is a constant, the value is decided by the needed light output angle, the second part is a sphere with the radius R2 near the chip place, its core is on the chip or close to it, the third part is a sphere between the two spheres, the curvature radius is between R1 and R2.

The invention discloses a single-sided light-emitting CSP light source, which comprises a light-emitting chip, a fluorescent glue layer, a light-transmitting glue layer and a white glue layer. The light-emitting chip is arranged under the fluorescent glue layer. The light-transmitting glue layer is arranged on the periphery of the light-emitting chip, and has a wide upper part and a narrow lower part. The white glue layer is arranged on the periphery of the light-transmitting glue layer. An interface of the light-transmitting glue layer and the white glue layer forms a tilt included angle with the side surface of the light-emitting chip. The manufacturing method of the single-sided light-emitting CSP light source comprises the steps of: arranging a fluorescent film on a substrate; arranging light-transmitting glue and light emitting chips in the middle of the light-transmitting glue on the fluorescent film; covering a separation film; placing an isolation mould between every two adjacent light-emitting chips to form a cavity, so that the light-transmitting glue is extruded into the cavity and cured; removing the isolation moulds and the separation film; filling white glue; and cutting the white glue to obtain the single-sided light-emitting CSP light source. The single-sided light-emitting CSP light source can reflect light of the light-emitting chips to the fluorescent glue layer and an emergent surface, prevents light from emitting from the lateral and bottom surfaces, and improves the utilization rate of light energy. The manufacturing method of the single-sided light-emitting CSP light source has the advantages of simple operation, simple steps, simple tools and low manufacturing cost.

The single-sided CSP LED of the present invention includes a light-emitting chip, a fluorescent glue layer, a light-transmitting glue layer, and a white glue layer. The light-emitting chip is located directly below the fluorescent glue layer. Surrounding and connected to the upper fluorescent glue layer, the white glue layer is located on the periphery of the light-transmitting glue layer, and the interface between the light-transmitting glue layer and the white glue layer forms an inclined angle with the side of the light-emitting chip. The manufacturing method of the present invention: install a fluorescent film and a square light-transmitting rubber block on the substrate; sink the light-emitting chip face down into the light-transmitting rubber block and form an inclined surface on the outside; fill white glue between the light-emitting chips and between the electrodes ; After curing, cut the white glue to get single-sided CSP LED. In the present invention, a light-transmitting adhesive layer and a peripheral white adhesive layer are arranged around the light-emitting chip to form a reflective cup structure. The white adhesive with high reflectivity forms a light-reflecting structure, which can maximize the use of light emitted from the side of the light-emitting chip and improve the light efficiency of the light source. .

The invention provides a focusing lamp which comprises a lamp shell, a big reflecting cup, a small reflecting cup coaxially arranged in the big reflecting cup in the same direction, and a light source extending from the axle center of the big and small reflecting cups. An adjusting rod parallel with the axis of the big and small reflecting cups is also fixed on the lamp shell; one end of the adjusting rod extends out of the lamp shell, and the other end of the adjusting rod is provided with an adjusting block in threaded fit with the adjusting rod; when the adjusting rod rotates, the adjusting block can axially move along the thread on the adjusting rod; and the small reflecting cup is fixedly connected on the adjusting block. In the invention, the small reflecting cup is placed on the adjusting block in threaded fit with the adjusting rod, the adjusting rod is rotated so that the adjusting block performs linear transmission on the thread of the adjusting rod and drives the small reflecting cup to linearly move along the axis to change the focusing state of the lights on the inner ring, thus, good condensation and floodlighting effects can be achieved, and the requirements on short-distance work lighting and long-distance projection lighting are met. The focusing structure has the advantages of simple structure, stable transmission and good focusing effect.

The invention discloses a low-temperature curing screen printing machine, which includes a frame, a printing plate device, a screen printing device, a conveying device and a pressing device; the screen printing machine also includes a curing device for curing ink on the surface of a workpiece after printing, and the curing device is installed on The frame includes a low-temperature light source and a cover plate for shielding the workpiece. The low-temperature light source is installed inside the cover plate. The cover plate includes two vertically arranged cover walls, and a gap for the workpiece to pass is provided between the cover walls. The light source is located on the inner surface of the cover wall, and the inner sides of the two cover walls are provided with light sources, and the ink is photocurable ink. The screen printing machine is equipped with a curing device integrally on the frame to cure the surface of the workpiece before unloading. Since the printed workpiece does not need to be transferred to a separate curing device for separate curing process, the production efficiency of screen printing is improved. Secondly, the curing device uses a low-temperature light source, which is a cold light source, has low curing temperature, lower energy consumption, and has no potential safety hazards.

The invention discloses a high-efficient reflecting condenser long-life-type electronic energy-saving spherical bubble. The electronic energy-saving spherical bubble comprises an E27 lamp connector, an upper plastic shell, a switch electronic power panel, a lower plastic shell, a light source nanometer-coating reflector plate, a light source V-shaped nanometer-coating cone reflector, a U-shaped and spiral energy-saving lamp tube, and a glass nanometer-coating reflector, wherein the lamp connector inputs power to drive and light the lamp tube through the electronic power panel, the light generated by all power sources in the device is reflected, condensed and collected to be changed into effective light through the light source nanometer-coating reflector plate, the light source V-shaped nanometer-coating cone reflector and the glass nanometer-coating reflector, thus the lighting effect is improved; a concave-convex embedded type design is adopted between the glass nanometer-coating reflector and the lower plastic shell of the spiral energy-saving lamp tube, thereby realizing the simple and direct coordination and reducing the damage to the light source lamp part; and the light source lamp tube is subjected to dustproof protection, static easily-absorbed powder-dust protection and lighting effect homogenization, thus the service life of the lamp tube is prolonged by 3-5 times, and the life and lighting effect of the whole lamp are improved.

The invention provides an angle-adjustable LED automobile lampwick and an LED automobile light source. The angle-adjustable LED automobile lampwick comprises a plurality of LED lamps, and the anodal substrate and the cathodic substrate of each LED lamp deflect by different angles relative to the vertical plane of a lamp holder to form different illuminating angles of LED chips. When the angle-adjustable LED automobile lampwick serves as a dipped headlight, part of the LED lamps, serving as main light sources, form a light center at the central point of a light cut-off line, and the other part of the LED lamps, serving as supplemental light sources, form residual light distributed under the light cut-off line and the left side and the right side of the light center; when the angle-adjustable LED automobile lampwick serves as a headlight on full beam, part of the LED lamps, serving as the main light sources, form a light center pointing to one point, and the other part of the LED lamps, serving as supplemental light sources, form residual light which form a fan-shaped light ring at the periphery of the light center. The LED automobile light source provided by the invention is uniform in brightness and relatively good in light focusing; different lighting angles can be set according to different headlight standards; the light types of light emitters can be well complementary to better meet the headlight illumination requirement.

The invention discloses a lambency grating structure of a fluorescent lamp and a fluorescent lamp using the same. The fluorescent lamp provided by the invention comprises a fluorescent lamp tube and a lambency grating arranged on a ray path of the fluorescent lamp tube, and is characterized in that the lambency grating is made of light transmitting materials, the lambency grating comprises a plurality of transverse grating plates vertical to the fluorescent lamp tube and at least one longitudinal grating plate, and the transverse grating plates and the longitudinal grating plate are arranged in a staggered mode. The lambency grating structure provided by the invention can ensure that rays emitted by the fluorescent lamp are soft and uniform, thus achieving a favorable lambency effect.

The invention discloses a plant protecting device for preventing insects, and belongs to the technical field of agricultural machinery. The plant protecting device for preventing the insects comprisesa device body. The top of the device body is provided with a top cover. The middle of a cavity of the device body is provided with a tray. The top of the tray is provided with an accumulator. The bottom of the tray is provided with a fixing base. The bottom of the fixing base is connected with three groups of LED lamp bulbs. The bottom of the cavity of the device body is provided with a grating net. The bottom of the device body is provided with an insect-killing box. The left and right sides of the top of a cavity of the insect-killing box are provided with LED spotlights. The bottom of thecavity of the insect-killing box is provided with an insecticide liquid box, and the top of the insecticide liquid box is provided with an electric shock net. The top of the right side of the insect-killing box is provided with a fixing device. The left side of the device body is provided with a power switch. While insects enter the grating net, and are attracted by the LED spotlights in the insect-killing box, the insects rush to the electric shock net, and are fallen into the insecticide liquid box, and killed completely, thereby the efficiency of killing the insects is improved.