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56 results about "Light table" patented technology

A light table is a viewing device that is used to review photographic film or artwork placed on top of it. A horizontal form of a self-standing lightbox, it provides even illumination of the subject from below through a translucent cover and fluorescent lights that emit little heat.

Three-color lamp color transformation control method

The invention discloses a three-color lamp color transformation control method. The method comprises the steps that an address selection circuit is configured with different communication addresses for three-color lamps; a processor extracts the light information of each frame of data in a light table, and sends control current to a controller; the address selection circuit selectively sends address signals to the controller; the controller judges whether a received address signal matches a preset address; if the received address signal matches the preset address, the three-color lamps flicker; and if the received address signal does not match the preset address, re-regulation is carried out to enable the three-color lamps to flicker. The address selection circuit is configured with different communication addresses for the three-color lamps. The processor extracts the light information and sends the control current to the controller. The address selection circuit selectively sends different address signals to the controller. The controller enables the three-color lamps to flicker in different colors according to the address signals. Error caused by frequency offset is reduced. The brightness of the three-color lamps is detected and regulated. Brightness constancy of the three-color lamp is realized.
Owner:SICHUAN IFIRE TECH CO LTD

Input type spectroscopy ultraviolet water quality monitoring system

InactiveCN107884355AGuaranteed accuracyWater quality test results are accurateColor/spectral properties measurementsControl systemSurface mounting
The invention discloses an input-type spectroscopic ultraviolet water quality monitoring system, which includes a detection box, a light-emitting platform and a control system. A sampling bucket is connected to the top of the detection box. The nozzle of the pipe is evenly arranged on the inner wall of the sampling bucket, and the bottom end of the connecting pipe is connected with the connecting pipe. There is a mounting seat on the inner side of the detection box, and a hydraulic rod is connected to the side of the mounting seat. The light-emitting table is connected with the hydraulic rod through the fixing seat. , the fixed seat and the light-emitting table are connected together by a rotating shaft, a transparent lampshade is connected to the bottom of the light-emitting table, several lamp holders are installed on the surface of the transparent lampshade, and ultraviolet lamps are installed inside the lamp holder. The control system includes a signal acquisition unit, an analysis The unit and the processing unit detect the water quality through random sampling, and perform different spectral irradiation by adjusting the position and direction of the light source to ensure the accuracy of the detection results and help to accurately understand the water quality.
Owner:BEOSON JIANGSU FOOD SAFETY TECH CO LTD

Blisk single-face/double-face laser shock peening light path system

The invention discloses a blisk single-face/double-face laser shock peening light path system, and belongs to the field of blisk laser shock peening. Four light paths are composed by a light table, a numerical control sliding table, numerical control rotary tables, reflectors, focus lenses, dodging lenses, swing arms, energy meters, a protective plate, a protective cover, a light guide tube and the like. Any one of the four light paths can be manually/automatically selected to work, and the second light path and the fourth light path can be selected to work simultaneously. The first light path and the third light path are focusing light paths, and when laser beams with the diameters being less than 27 mm are input, output laser spots are uniform-light-intensity round light spots with the diameters being 2 mm-5 mm; the second light path and the fourth light path are dodging light paths, and when the laser beams with the diameters being less than 27 mm are input, uniform-light-intensity square light spots with the side lengths being 2 mm-5 mm are output. The blisk single-face/double-face laser shock peening light path system is simple in structure; when the blisk single-face/double-face laser shock peening light path system is used, production efficiency is improved, and uniformity and stability of laser shock peening quality are guaranteed.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Fully-automatic rice panicle character extraction system based on large view X-ray visible light registration imaging

The invention relates to machine vision detection technology, in particular to a fully-automatic rice panicle character extraction system based on large view X-ray visible light registration imaging.A panicle reflected light table image and a transmission light image are synchronously obtained through a large view X-ray/visible light registration imaging system, and mathematical representation ofpanicle yield characters is obtained by using image registration fusion and combining a graphical analysis algorithm. In view of the importance of crop phenotypic detection platform development, defects of difficult degranulation and difficult distinguishing of solid grains from flat grains on traditional lossy rice panicle measurement, and the limitation of an imaging view, the fully-automatic rice panicle character extraction system based on large view X-ray/ visible light registration imaging is studied and designed, the panicle yield characters can be rapidly and accurately obtained underthe condition of not passing through degranulation and separating the solid grains and the flat grains, a feasible path is provided for application of double mode imaging in panicle yield character lossless analysis, an image of complete panicles is obtained through a large view two-dimension moving platform, the problem of an image view is solved, and a complete and clear image is obtained.
Owner:HUAZHONG AGRI UNIV

Transparent sliding block type movable scaleplate animation light table

The invention discloses a transparent sliding block type movable scaleplate animation light table. The transparent sliding block type movable scaleplate animation light table comprises outer frames, a transverse scaleplate, a longitudinal scaleplate, a sliding block with holes, connecting pieces, a table top and a table body. The sliding block and the scaleplates are made of transparent materials, and grooves are formed in the sliding block and correspond to the transverse scaleplate and the longitudinal scaleplate in width. Round holes are formed in the sliding block, the thickness of the positions of the round holes is smaller than that of the other positions of the sliding block, and transverse and longitudinal scale lines are designed in the centers of the round holes. The outer frames are fixed to the four edges of the table top to serve as running tracks of the transverse scaleplate and the longitudinal scaleplate, the sliding block is mounted at the intersection of the transverse scaleplate and the longitudinal scaleplate through the grooves, the sliding block moves to drive the transverse scaleplate and the longitudinal scaleplate to move freely, the scaleplate scales to which the transverse and longitudinal scale lines at the round holes in the sliding block correspond are coordinate values which the round holes indicate, and pen tips of drawing tools are inserted into the round holes so as to complete alignment and distance measurement. By means of the transparent sliding block type movable scaleplate animation light table, alignment and distance measurement can be achieved scientifically at a time, the problems of errors of traditional visual inspection methods, reduced efficiency caused by repeated alignment and the like are avoided, and the drawing efficiency and accuracy are greatly improved.
Owner:CHANGCHUN UNIV OF TECH

Stage sound, light and electricity interactive teaching platform

The invention discloses a stage sound, light and electricity interactive teaching platform. The stage sound, light and electricity interactive teaching platform comprises a simulation stage part and a control system part. The simulation stage part comprises simulation stage cabinets, a loudspeaker box system, a suspender system, a lighting system and a flexible stage, wherein the loudspeaker box system, the suspender system, the lighting system and the flexible stage are installed in the simulation stage cabinets. The simulation stage cabinets comprise the upper cabinet, the middle cabinet and the lower cabinet. The lower cabinet serves as a simulation stage pedestal, the middle cabinet serves as a simulation stage body, and the upper cabinet serves as a simulation stage ceiling and is communicated with the middle cabinet. The control system part comprises a digital sound console, a digital dimming console, a digital suspender console and a flexible stage console which are arranged on a control table. According to the teaching platform, the simulation stage is made by scaling down a standard stage in reality, the complete theater stage control system is established with the real stage loudspeaker box system, a lighting control system, a stage mechanical control system and the simulation stage, students can comprehensively learn about and master exercise essentials of all the systems in the stage, and the teaching level of schools can be increased.
Owner:上海莘航电子设备有限公司

Double-lens double-bottom-light transverse synchronous movement system and image detector using same

The invention provides a double-lens double-bottom-light transverse synchronous movement system. Two lens testing modules which are parallel in a transverse direction and two lens relative movement devices are arranged on a lens table. The lens table is connected with a bottom optical table through a synchronous traction device. The bottom optical table is provided with the two bottom light irradiating modules which are parallel in the transverse direction and two bottom light relative movement devices. The invention further provides an image detector in which the double-lens double-bottom-light transverse synchronous movement system. A gantry frame is provided with the double-lens double-bottom-light transverse synchronous movement system. Therefore, according to the double-lens double-bottom-light transverse synchronous movement system, two lenses and two bottom light beams can be quickly moved to positions of two to-be-tested workpieces in the transverse direction, thereby further improving testing efficiency. Furthermore the double-lens double-bottom-light transverse synchronous movement system has advantages of simple structure and low fabrication cost. Obviously, the image detector with the double-lens double-bottom-light transverse synchronous movement system has beneficial effects of high testing efficiency, simple structure and low fabrication cost.
Owner:广东微米测量技术有限公司

Drawing platform for product design

The invention relates to the technical field of painting auxiliary platforms, and particularly discloses a painting platform for product design. Thepainting platform comprises a rack, a light table and a moving base; a power mechanism is arranged in the moving base, a bearing table is fixedly connected to the output end of the power mechanism, and one end of the light table is hinged to the bearing table; a lead screw and a motor are arranged on the rack; a connecting base is in threaded connection with the lead screw; a first hinge lug is fixedly mounted on the connecting base; a second hinge lug is rotationally connected with the first hinge lug; a connecting plate is rotationally connected with the second hinge lug; a first sliding rail is arranged on the connecting plate; a first sliding block is slidably connected in the first sliding rail; the first sliding block is fixedly connected with the light table; a second sliding rail is formed in the bottom of the light table; a second sliding block is slidably connected into the second sliding rail; and the second sliding block is hinged to the connecting plate. The second hinge lug perpendicularly abuts against the connecting base under the gravity of the light table, the light table and the connecting plate cannot be separated relatively, and therefore the light table cannot shake.
Owner:CHONGQING VOCATIONAL INST OF ENG

Hard endosperm high-quality protein corn selfing line and breeding method of hybrid thereof

The invention discloses a hard endosperm high-quality protein corn selfing line and a breeding method of a hybrid thereof. The breeding of the selfing line comprises the following steps: performing 5-8 generations of selfing breeding in different places and different seasons with a head progeny row method by use of the high-quality protein corn germ plasm; identifying the endosperm modification phenotype with a light table for each generation of selfing; selecting the kernels with 2-3 level of endosperm modification; planting the screened kernels of each generation in the field, and screening to resist the local major diseases; and performing selfing breeding of the individual strains with a proper plant height in the childbearing period to obtain the hard endosperm high-quality protein corn selfing line. The breeding of the hybrid comprises the following steps: comparing the hybrid combination obtained by the hybridization of the selfing line; performing regional and production test identification; selecting a new hybrid combination to perform quality analysis and identifying the endosperm modification phenotype with a light table; and selecting the kernel of which the lysine content is greater than or equal to 0.40% of and the endosperm modification degree is less than or equal to 2 as the hard endosperm high-quality protein corn hybrid. The bred selfing line or hybrid has strong adaptability, high yield and strong disease resistance, while the endosperm hardness can reach the level 1-2.
Owner:FOOD CROPS RES INST YUNNAN ACADEMY OF AGRI SCI

Adjustable high-definition digital full-color color-changing lamp

The invention relates to an adjustable high-definition digital full-color color-changing lamp which comprises a lamp casing, an aluminum substrate, a circuit control panel, a light-transmitting cover, a radiator, a DMX512 address coding device and a dimming button. A light-emitting diode (LED) paster of four colors of red, green, blue and white is installed on the aluminum substrate. Through the DMX512 address coding device, 255 tuning range control systems with adjust brightness ranging from 0 to100% are set in 0-512 programmable addresses, and mixed color modes of single-row, single-set, multi-row and multi-set are adjusted. The adjustable high-definition digital full-color color-changing lamp saves energy and is environment-friendly, beautiful in color and high in fidelity. The adjustable high-definition digital full-color color-changing lamp is strong in penetrability no matter from single-row single-color to multi-color, from single-tube four-color to multi-color and whole lamp full-color. Light emitting angle is large, and light spreading is even. A lamp panel and a luminous source do not need to be changed in 50000 hours, using cost and maintenance cost are saved, and color is consistent and uniform. No matter the adjustable high-definition digital full-color color-changing lamp is adjusted manually or through a light dimming desk, a manual, semi-automatic and full-automatic system integrating digitization can be achieved.
Owner:武汉雄翼光电科技有限公司

Writing table for graphic design illustration

PendingCN114176314AWith automatic ink removal functionImprove auto-cleaning performanceBoard cleaning devicesDrying gas arrangementsElectric machineryEngineering
The invention provides a light-through table for graphic design illustration, and belongs to the technical field of light-through tables, the light-through table for graphic design illustration comprises a light-through table body and a table body, one side of the outer surface of the light-through table body is fixedly connected with a mounting seat, one side of the mounting seat is provided with a sliding groove, and the interior of the sliding groove is slidably connected with a sliding block. Through the arrangement of the mounting base, the sliding groove, the sliding block, a threaded rod, a motor movable rod, a scraping plate and a spring, when ink marks appear on a light table during use, the motor can be started to enable the threaded rod to rotate, so that the sliding block can move in the sliding groove under the acting force of the threaded rod, when the motor rotates forwards, the sliding block moves forwards, and meanwhile a transverse plate is driven to slide forwards; the function of automatically removing ink marks on the light table body is achieved through scraping of the scraping plate, and after the motor rotates reversely, the sliding block can move backwards in the sliding groove, so that the scraping plate scrapes on the light table body in a reciprocating mode, and the automatic cleaning effect is greatly improved.
Owner:浙江越秀外国语学院

Integral blisk single/double-sided laser shock strengthening optical path system

The invention discloses a blisk single-face / double-face laser shock peening light path system, and belongs to the field of blisk laser shock peening. Four light paths are composed by a light table, a numerical control sliding table, numerical control rotary tables, reflectors, focus lenses, dodging lenses, swing arms, energy meters, a protective plate, a protective cover, a light guide tube and the like. Any one of the four light paths can be manually / automatically selected to work, and the second light path and the fourth light path can be selected to work simultaneously. The first light path and the third light path are focusing light paths, and when laser beams with the diameters being less than 27 mm are input, output laser spots are uniform-light-intensity round light spots with the diameters being 2 mm-5 mm; the second light path and the fourth light path are dodging light paths, and when the laser beams with the diameters being less than 27 mm are input, uniform-light-intensity square light spots with the side lengths being 2 mm-5 mm are output. The blisk single-face / double-face laser shock peening light path system is simple in structure; when the blisk single-face / double-face laser shock peening light path system is used, production efficiency is improved, and uniformity and stability of laser shock peening quality are guaranteed.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI
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