529results about How to "Increase the light area" patented technology

Presently, many variations of light treatment are used in health care. Prime examples are the in-vivo or ex-vivo photodynamic treatment (PDT) of skin diseases, cancer/tumors, psoriasis, mood disorders, bladder infections, promoting wound closure, recovering spinal cord injuries, and countering muscle/bone atrophy. PDT is a treatment that uses a drug, called a photo-sensitizer or photosensitizing agent, and a particular type of light. The invention relates to an improved PDT device.

A thin-film solar cell includes an optical conduction cylinder, a transparent electrically conducting layer evenly plated on an axially extending peripheral surface of the optical conduction cylinder, at least one middle reaction layer plated on a peripheral surface of the electrically conducting layer, and a reflective layer plated on a peripheral surface of the middle reaction layer. Thus, the reflective layer can reflect the sun light to prevent from permeation of the sun light so that the sun light is enveloped in the optical conduction cylinder completely and is reflected successively in the reflective layer until the solar energy is exhausted such that the thin-film solar cell can absorb the solar energy to the maximum extent to enhance the light enveloping effect largely and to enhance the generating efficiency of the thin-film solar cell.

Disclosed is a light emitting diode (LED) street lamp using an LED as a light source and capable of minimizing a luminance deviation within an illuminated area while increasing the luminance of the entire illuminated area. The LED street lamp includes a case provided at a front end of a lamp post; a board provided inside the case and having a plurality of LEDs spaced apart from each other; and heat dissipation units closely adhered to the board and dissipating heat generated when the LEDs emit light, wherein the plurality of LEDs have different luminance levels from each other, the luminance levels gradually increase from the center of the board to the edge of the board, and diffusing members diffusing the light generated from the plurality of LEDs are provided on board portions corresponding to areas between each of the plurality of LEDs.

The invention relates to a filter window for EUV lithography comprising a pellicle, a wire structure for supporting the pellicle, characterized in that the pellicle comprises a first layer comprising at least one of AlN, Ru, Ir, Au, SiN, Rh, C. A pellicle with these materials has a very low EUV absorption in combination with a minimal oxidation rate. In a particular embodiment, the thickness of the pellicle is between 30 nm and 100 nm. It can be easily checked that absorption of EUV radiation of such a thin pellicle is equal to known filter windows, i.e. about 50% at a wavelength of 13.5 nm wavelength, but the oxidation of the pellicle according to the invention is much smaller. The filter window can for example be used to separate a Projection Optics box and a wafer compartment of the apparatus or to shield a reticle from particle contamination.

The invention discloses a high-yield cultivation method for kudzu roots, belonging to the technical field of crop cultivation. The high-yield cultivation method is characterized by mainly comprising the steps: cultivating kudzu seedlings; planting the kudzu seedlings; performing field management; harvesting the kudzu roots; reserving seeds for planting and the like. A cuttage breeding method is adopted for cultivating the kudzu seedlings; 1,000-1,300 kudzu seedlings are planted per mu during planting of the kudzu seedlings; the field management is performed with shelving, trimming and nutrient and water management as the core. Compared with the prior art, the high-yield cultivation method has the advantages that an intensive cultivation method is adopted, so that the kudzu seedlings grow strongly and have high stress resistance, the field management such as shelving and trimming is adopted, so that the illumination area of kudzu vines is increased, the photosynthesis is enhanced, meanwhile, the application of a root basal fertilizer and the application of a foliar fertilizer are of the same importance through a scientific fertilization method, the synthesis of kudzu rootstarch is promoted, and the yield is improved. The cultivation method is easy to operate and convenient to implement and has a good economic benefit.

The present invention relates to an illuminating textile device. The illuminating textile device has a pattern layer and an optical fabric layer. The pattern layer has a transparent area and a non-transparent area. The optical fabric layer is woven from fiber optics and threads for providing the light source. The optical fabric layer is attached to the pattern layer by sewing or a fixation component.

The invention relates to an LED (Light-Emitting Diode) lens device, an LED lens device module and an LED lamp device. The LED lens device is used for covering the exterior of an LED and controlling the light direction of the LED and comprises a parabolic light-condensing bowl, a collimating lens and a facetted-eye lens system, wherein the collimating lens is arranged in the parabolic light-condensing bowl, and the facetted-eye lens system is arranged at the opening end of the parabolic light-condensing bowl; the focal point of the parabolic light-condensing bowl is coincided with that of the collimating lens; the LED is arranged at the focal point of the parabolic light-condensing bowl; one side of the collimating lens facing the LED is of a free curved surface; the facetted-eye lens system comprises a plurality of facetted-eye lenses which are in arrayed arrangement; the shapes of the facetted-eye lenses are of free curved surfaces; and the projection of the facetted-eye lenses along the axial direction of the parabolic light-condensing bowl is rectangular.

A lighted umbrella comprises a solar power device mounted on the top end of the shaft of the umbrella. A plurality of ribs is pivotally connected to the shaft. Each rib has a hollow interior in which an electrical wire can be stored. A slot is formed on each rib to accommodate two transparent light guiding rods that are disposed on the slot to form an opening space near the middle of the rib. A plurality of lighting devices is affixed on the rods through the opening space. Energy efficient devices such as light emitting diodes are used as the lighting devices to save energy provided by the solar power device. A fabric supported by the ribs forms the shelter for the umbrella.

The invention relates to a circular agriculture system and an implementation method thereof. According to a characteristic that different biological wastes can be highly efficiently cycled by various insects and small animals, an insect breeding factory is constructed; and insect and small animal proteasome and insect feces residue organic fertilizer are respectively utilized as an animal factory protein feed and a plant factory organic fertilizer. Therefore, carious animal and plant products with high added values can be produced with high yields. With modern advanced agricultural technologies and equipment, stereo cultivation is usually carried out with rare species, such that a unit yield of the types of factories reaches more than a hundred times that of conventional agriculture. With the products from the three types of factories, a wide variety of series downstream industry chain group can be developed, such that best economic benefit can be ensured. The three types of factories, downstream industry chain spaces and farmer residential spaces can be arranged in a rise building. The buildings can form a highly clustered production, management, residence, agriculture, industry and business integral community. With farmland novel industry and landscape designs outside the buildings, a novel intensive town is formed.

A light source apparatus for supplying a light guide device incorporated in an endoscope with a light beam is provided. A light emitting device of semiconductor, for example, laser diode generates the light beam. A light homogenizer homogenizes irradiance distribution of the light beam in a radial direction. A short focus lens is disposed between the light homogenizer and the light guide device, for enlarging a divergence angle of the light beam. Furthermore, the light homogenizer is a transparent light guide rod disposed to extend in an optical axis direction of the light beam. A diameter of the light homogenizer is constant in an optical axis direction thereof. The diameter of the light homogenizer is equal to or less than a diameter of the short focus lens.

The invention provides an active and passive combined annual phase-change energy storage room capable of being used all year around, wherein the energy storage room aims to enable a building applying phase-change materials to operate in an energy-saving mode, enable the wall body of the building to adjust the air in a room all year around and extract natural cooling capacity actively, improve the storage and efficiency, heat storage and discharge and heat storage efficiency and cooling efficiency of a phase-change wall board and improve the air quality in the room and the indoor comfort. The active and passive combined annual phase-change energy storage room capable of being used all year around comprises a roof lighting room body, a phase-change combined wall body, a water system and a ventilation system. The roof lighting room body comprises a wall body with the four light-proof faces and a light-transmitting roof for collecting light. The phase-change combined wall body comprises the phase-change wall board, mortar made of phase-change materials, a capillary network, a glass cover plate, an air flue and air inlet. The water system comprises a water cooling and heating device, a water storage device and a tail end device. The ventilation system comprises an air supply device, the air flue, the air opening and a corresponding sealing device. By means of the scheme, great significance is provided for increase of the utilization rate of new resources and the phase-change materials in the building.

The invention relates to optical probes for miniature applications, e.g. medical inspections and procedures or in industrial inspections, in particular a probe applying a confocal scanning-scanning endoscope. The probe comprises an optical guide (2), a first lens system mounted (4) on a distal end portion (2A) of the optical guide for focusing light from the optical guide, actuation means (6,7) for displacing the distal end portion and the first lens system to enable optical scanning, and a second lens system (9) fixed inside the probe to receive radiation from the first lens system. The second lens system is selected to enable a deflection of radiation from the first lens system in a direction corresponding to a direction of displacement of the first lens system by the actuation means. The second lens system can be a cheap negative lens, and the invention is thereby particularly useful for increasing the field of view (FOV) cheap, disposable optical probes.

The portable light is provided with an outer case 1, batteries 4 that can be charged and are housed inside the outer case 1, a solar panel 2 that charges the batteries 4, and a light source 3 illuminated by power from the batteries 4. The outer case 1 is provided with a flat-panel section 5 that contains the solar panel 2 and light source 3; and a battery compartment 6 that is thicker than the flat-panel section 5, is established protruding outward from the bottom edge of a flat-panel section 5 surface, and has a bottom standing surface 7 that enables the flat-panel section 5 to stand upright on its own.

In a ceramic electronic component having a thin structure, the occurrence of cracks due to stress applied when the ceramic component is being mounted or in a mounted state are prevented. Each of first and second external terminal electrodes has a substantially rectangular region on a principal surface of a ceramic element body, the principal surface being directed to the mounting surface side. An end of the first external terminal electrode, which is arranged in contact with a gap region, and an end of the second external terminal electrode, which is positioned in contact with the gap region, each preferably have a concave-convex shape on the principal surface.

This invention discloses a LED lamp, which comprises a radiator; a power supply having a power supply box; and a plurality of LED light sources electrically connected with the power supply; wherein the power supply is installed at the back of the radiator; and the power supply is covered by the power supply box which is fixedly secured on the back of the radiator. One end of the power supply box is movably connected with one end of the back of the radiator, and the other end of the power supply box is fixedly secured to the other end of the back of the radiator by fasteners. The LED lamp further comprises a lens module plate covering the LED light sources and sealing by a waterproof ring. This LED lamp can be easily dismounted and installed, whose structure is concise. And The LED lamp has the advantages of good waterproof effect and good heat dissipation, which can be extensively utilized for lighting.

A surface light source device includes a number of light sources, a first prism sheet and a second prism sheet. The light sources are distributed on a bottom plate of a housing. The first prism sheet and the second prism sheet are arranged above the light sources in that order. The light sources and the first prism sheets are spaced by a first predefined distance, and the first prism sheets and the second prism sheets are spaced by a second predefined distance. The light emitting surface of the first prism sheet includes a number of first diffusion structures, and the light emitting surface of the second prism sheet includes a number of second diffusion structures. Light beams emitted by the light sources are substantially diffused after passing through the first prism sheet and the second prism sheet and become surface light beams.

An optical filter device includes a variable wavelength interference filter having a stationary substrate, a movable substrate, a stationary reflecting film, and a movable reflecting film, and a housing adapted to house the variable wavelength interference filter therein. The housing has a base substrate, a lid bonded to the base substrate, and forming an internal space between the base substrate and the lid, and a lid-side glass substrate adapted to block a light passage hole provided to the lid. Further, the lid-side glass substrate has a substrate edge located outside the outer peripheral edge of the light passage hole, and is bonded to the lid in an area extending from the outer peripheral edge of the light passage hole to the substrate edge.