33results about How to "Improve light concentrating" patented technology

The invention discloses a teaching device for a light reflection experiment, and the device comprises a pedestal, a laser pen, a sliding frame, a medium, and a support for placing the medium. The pedestal is provided with an arc-shaped sliding rail with the central angle of 30-90 degrees. The sliding frame is slidingly disposed on the sliding rail, and the laser pen is fixed on the sliding frame.The support is fixed at one side of the pedestal, and the medium is placed on the support. The pedestal is provided with a first scale for measuring the incident angle and a reflection angle of light.Through the above setting, a student does not need to manually make a related experiment instrument, and can complete the experiment through an existing instrument, thereby saving the time of the student in making the instrument, solving a problem that a student with the poor manual ability cannot complete the making of the instrument, and enabling the student to participate in the experiment ina better way and to learn the corresponding knowledge.

The invention discloses an automatic detection system for a transparent bottle. The automatic detection system comprises the followings: an optical illumination system providing uniform illumination for an image acquisition system, the image acquisition system collecting a surface image of the transparent bottle and outputting a video signal from a system unit for processing by an image processingunit; and an image processing software system segmenting and positioning a defect area, detecting and judging the transparent bottle, and sending a removal signal for an unqualified product. The automatic detection system not only improves the view angle of a lens, increases a shooting range and improves imaging resolution, but also reduces a calculation process through image segmentation, thereby greatly improving the accuracy and speed of detection.

A wavelength conversion module comprises an isolation structure layer, a plurality of wavelength conversion patterns, a color separation filter film and at least one color separation filter layer. The isolation structure layer has a plurality of openings, and a first surface and a second surface opposite to each other. The plurality of wavelength conversion patterns are respectively arranged in a part of the openings, and are used for absorbing a first part of the plurality of excitation light beams and exciting a plurality of conversion light beams. The color separation filter film is arranged on one side of the first surface of the isolation structure layer. The at least one color separation filter layer is arranged on one side of the second surface of the isolation structure layer or arranged in the openings. Part of the conversion light beams are reflected back to the wavelength conversion patterns through the color separation filter film. The second portion of the excitation light beams passing through the wavelength conversion patterns is reflected back to the wavelength conversion patterns through at least one color separation filter layer. Comprising the wavelength conversion module and a manufacturing method of the wavelength conversion module are also provided. The wavelength conversion module is good in light emitting efficiency.

The embodiments of the invention provide a reflector of a vehicle lighting device. The reflector comprises a first reflecting mirror forming a first ellipse opened to the light source direction, and a second reflecting mirror forming a second ellipse opened to the light source direction and being connected with the first reflecting mirror, wherein the focus of the first ellipse and the focus of the second ellipse are on a same line, and the first ellipse and the second ellipse share a same focus.

The present invention relates to a light condensing apparatus for solar photovoltaic generation, and more particularly, to a light condensing apparatus for solar photovoltaic generation in which a integration degree of sunlight that is irradiated on a solar cell is improved to a maximum energy efficiency. A light condensing apparatus for solar photovoltaic generation according to the present invention comprises a supporting member that is fixed to the ground, a rotation member that is installed rotatably about the X-axis on the supporting member, a light condensing module that is installed rotatably about the Y-axis and condenses sunlight to convert it into electrical energy, and a first and second angle adjustment device for rotating the rotation member and at least one light condensing module that is installed such that a directivity angle of at least one light condensing module is adjusted automatically depending on the changes of altitude of the sun and the diurnal motion.

Disclosed is a solid-state image capture element which has high effective sensitivity due to increased microlens formation stability, a reduced the gap between adjacent lenses during microlens formation, excellence in the formation of structures layered between lenses, and excellent control of lens curvature. Also disclosed is a production method for the solid-state image capture element. The disclosed production method for a solid-state image capture element wherein microlenses are arranged on a substrate so as to be adjacent to one another comprises: a first step wherein first microlenses are formed on the surface of a substrate leaving a space wherein second microlenses will be provided; and a second step wherein an overcoat material is applied and then dried on the surface of the substrate whereon the first microlenses have been formed, the resulting substrate is then exposed using a greyscale mask, then second microlenses are formed in the space between adjacent first microlenses, by developing the exposed overcoat material.

Disclosed is a light-weight modularized solar cell assembly, comprising a backboard, an insulating layer, a solar cell sheet, a concave-convex film and a light transmitting film which are provided successively, wherein an adhesive layer is provided between the backboard, the insulating layer, the solar cell sheet, the concave-convex film and the light transmission film; the bottom surface of the backboard forms a backlight surface of the solar cell assembly; the surface of the light transmitting film forms a light receiving surface of the solar cell assembly; the concave-convex film is located below the light-transmitting film; and several concave-convex structures which are arranged uniformly are formed on the surface, facing the light transmission film, of the concave-convex film. The light-weight modularized solar cell assembly in the present invention is low in weight, and is easy to install and transport, thereby reducing the costs of engineering construction. By providing a concave-convex film, the solar cell assembly in the present invention improves a sunlight convergence ratio, improves the photoelectric conversion efficiency, and relatively increases a light receiving area of a light receiving surface of the solar cell assembly. In addition, the solar cell assembly in the present invention is set in a modularized mode, facilitating promotion and application.

The invention discloses a low-concentration photovoltaic component. The photovoltaic component comprises a back panel, a light receiver and a concentrating system, wherein the back panel comprises a substrate and a metal foil; the surface of the metal foil is cut into a plurality of insulated periodic units; the substrate and the metal foil are adhered together through an insulating heat-conducting adhesive; the light receiver consists of serial solar cell chips of a plurality of linearly arranged glass substrates and is adhered in the periodic unit on the metal foil through the insulating heat-conducting adhesive; the adjacent solar cell chips are connected through the metal foil; and the concentrating light comprises a light focusing strip-shaped lens, a parabolic trough, a combined parabolic surface and an auxiliary element. By using the photovoltaic component, the sunshine can be focused on the light receiver with low cost and high efficiency under the optimal focusing condition so as to obtain the maximum photovoltaic conversion efficiency. The low-concentration photovoltaic component reduces the difficulty and the cost for heat dissipation and sun tracking while reducing theseries resistance, the machining method for the component is simple and reliable, and the manufactured component has stable performance.

According to an embodiment of the present invention, the lamp is characterized in that the lamp comprises: a first light source for generating light; a second light source for generating light, which is spaced apart from the first light source; a lens which distributes to the outside of the light; a support plate which is arranged with the first light source and the second light source; a reflection part which reflects to the direction of the lens, and the first light source and the second light souce are arranged between the lens and the reflection part. The reflection part comprises a first reflector which reflects the light generated from the first light source to the len; a second reflector, which reflects the light generated from the second light source to the lens.

The solid-state image device in the present invention includes a plurality of light-receiving elements arranged in a light-receiving area, and a plurality of micro-lenses 7 corresponding to the light-receiving elements, and has a flattening film 8 formed on the plurality of the micro-lenses. At the center of the light-receiving area, micro-lenses 7 are placed in positions directly above the corresponding photodiodes 1, and placed in positions which are progressively offset from the positions directly above the corresponding photodiodes 1, towards the center of the light receiving area, as micro-lenses 7 are located farther from the center of the light-receiving area.

A solid-state image capturing device according to the present invention includes: a photoelectrical conversion section formed in a semiconductor substrate or in a substrate area provided on a substrate; a first transparent film provided on the photoelectrical conversion section; and a lens provided at a position above the first transparent film corresponding to the photoelectrical conversion section, where the lens is formed by using a second transparent film layered by changing a refractive index successively or incrementally, and at least one of top and bottom surfaces of the second transparent film is formed in a convex shape.

The invention discloses a universal thermo-sensitivity stimulation instrument which comprises a base and a universal support. The universal support is mounted on the base and comprises a first upright column and a second upright column, sleeves are arranged on the first upright column and the second upright column, positioning bolts are mounted on the sleeves, and the sleeves are provided with hoops via fixing supports; the sleeves include a first sleeve and a second sleeve, the first sleeve sleeves the first upright column, the second sleeve sleeves the second upright column, the second upright column is mounted in the hoop on the first sleeves, a light source system is mounted in the hoop of the second sleeve, the second upright column and the light source system are mounted in the corresponding hoop, and the second upright column can slide along the axial direction of the first upright column and can rotate at optional angles in a plane where the second upright column is located; the light source system can slide along the axial direction of the second upright column and can rotate at optional angles in the direction perpendicular to the plane of the second upright column. The universal thermo-sensitivity stimulation instrument has the advantages that movement and rotation of the first upright column are combined with each other, accordingly, light sources can be adjusted at optional angles, the height can be adjusted, the thermo-sensitivity of optional regions of experimental animals can be measured, and the field of research on the thermo-sensitivity can be broadened.

Provided are a method for controlling a heliostat used for collecting of sunlight and a device of the method that achieve: a high sunlight collecting efficiency with a high light collecting rate by allowing no deviation of a light collecting point (a focal point) of sunlight; and a high area arrangement efficiency by having such a configuration in which no rotation by means of a rotation mechanism is carried out. The method is a method for controlling a heliostat being used for collecting of sunlight and having multiple reflecting mirrors in a way that the heliostat tracks the sun in motion, reflects sunlight, and collects the sunlight at a predetermined focal point. The method includes: a step of adjusting the multiple reflecting mirrors so that the multiple reflecting mirrors have a focal point at a predetermined distance; and a step of controlling the multiple reflecting mirrors to track the sun while light beams reflected from the reflecting mirrors have a focal point at an arbitrary point, the multiple reflecting mirrors being configured to tilt in conjunction with each other. In the method, while maintaining a state where the coordinates of predetermined points of the respective reflecting mirrors are fixed, the reflecting mirrors are operated in conjunction with each other.

The invention provides a solar built-in reflection plate and a design method thereof, and solves the problems that the existing light reflection plate is low in condensation rate, difficult to process and low in precision, heat absorption components are easy to damage and the like. The section of a heat absorption pipe of the solar built-in reflection plate is circular; the circle is provided with a vertical center line and a horizontal center line; the sectional shape of the reflection plate is in symmetric distribution along the vertical center line; the half symmetric structure of the sectional shape of the reflection plate is an arc-shaped curved segment; the arc-shaped curved segment comprises a plurality of arc lines which are connected with one another; the two eudipleural semi-arc-shaped curved segments are connected through a connection section; the start point at the outer end of each arc-shaped curved segment is higher than the position of the horizontal center line; a clearance is reserved between the connection section and the circular section of the heat absorption pipe. The design method of the solar built-in reflection plate comprises the steps: making a first arc; making a second arc; mirroring along the vertical center line; connecting the arc-shaped curved segments on two sides through the connection section. According to the solar built-in reflection plate, the materials are saved, the condensation rate and the reflection rate are increased, the plate intensity is enhanced, the processing precision is improved, the processing difficulty is reduced, and a heat absorption component is protected.