28 results about "Red laser" patented technology

The light source system comprises a first light module, the first light module comprises a first light source and a second light source, the first light source is used for emitting first light, and the second light source is used for emitting second light. And the second optical module comprises a third light source, and the third light source is used for emitting third light. The light combining module is used for combining the first light, the second light and the third light, the optical expansion amount of the first light and the second light is larger than that of the third light, and the third light is red laser. The first optical module and the second optical module with different optical extensions are used, and the third light is the red laser, so that the light source system can emit higher brightness under the condition of extremely small volume, and compared with a wavelength light combination scheme, the design difficulty and the manufacturing difficulty of optical elements in the light combination module are reduced.

The invention discloses a portable laser shooting teaching aid target display device which comprises a panel assembly and a three-primary-color LED matrix control circuit and is characterized in that the three-primary-color LED matrix control circuit controls a three-primary-color LED matrix through a color driving circuit, characters and / or patterns which are engraved on the panel assembly in a penetrating mode are irradiated from the rear portion to generate five colors, and the five colors are displayed on the three-primary-color LED matrix control circuit. The five functions of the laser simulated shooting receiving target include green, laser hitting the receiving target, red, laser not hitting the receiving target, blue, power-on standby, cyan, charging, purple and charging completion; according to the target scoring display device, a jumper wire and a bidirectional optocoupler are adopted to adapt to high and low levels of an input end, a Darlington control matrix drives a relay, and the relay drives a three-primary-color LED matrix; the portable laser shooting teaching aid target display system has the advantages of being sensitive in response, visual and soft in display, small in size, convenient to integrate and the like. The method can be widely applied to display systems of electronic equipment for classroom teaching, games, entertainment and the like.

This invention discloses an adaptive cable winding detection method, applicable to a detection environment consisting of a linear red laser, a laser rangefinder, a filter, an industrial camera, and an industrial control computer. The method includes: 1. calibrating the image acquired by the industrial camera; 2. performing real-time analysis of the pixel data of the cable under test acquired by the industrial camera, calculating the vertical coordinate difference of the pixels; 3. applying the calibration results to calculate the actual vertical coordinate difference of the cable under test; and 4. calculating the required offset adjustment of the motor of the cable under test. This invention has a simple structure and is easy to operate. It can detect and predict the winding of cables in real time, update the cable winding offset direction in real time, and improve the problem of excessively large or small intervals during cable winding, thereby improving the efficiency of cable winding.

The application belongs to the field of Raman laser, and particularly relates to a red-green-blue three primary color large pulse energy Raman laser, which comprises a pumping laser, a plano-convex lens A, a Raman cell and a plano-convex lens B, the pumping laser is a Nd:YAG pulse solid laser, a mixed gas of D2 and inert gas in the Raman cell is pumped by a doubled 532nm pulse laser, three times of focusing are carried out in the Raman cell, and finally first order Stokes red laser, first order anti-Stokes blue Raman laser and green pumping laser are simultaneously output, the pulse energy reaches above 140mJ, 50mJ and 140mJ respectively, and the peak power reaches 10MW level. The application has the advantages of simple structure, fast debugging, low cost and high peak power of output laser, and provides a Raman laser for generating red-green-blue three primary color laser with high cost performance and large pulse energy.

Provided is a head-up display system and a transportation machine including the head-up display system, the head-up display system including a windshield glass having a selective reflection layer and a projector including laser light sources of three colors of blue light, green light, and red light for forming a projection image on the windshield glass,in which the selective reflection layer includes the following selective reflection central wavelengths λB, λG, and λR at a light incidence angle of 60°,400⁢ nm≤λB<500⁢ ⁢nm500⁢ nm≤λG<600⁢ ⁢nm600⁢ nm≤λR<700⁢ ⁢nmall of XB / XG, XB / XR, and XG / XR are in a range of 0.80 to 1.20.In the above, XB=RB×LB, XG=RG×LG, and XR=RR×LR.RB, RG, and RR indicate a natural light reflectivity at λB, λG, and λR, and LB, LG, and LR indicate the brightness of blue, green, and red laser beam emitted from the projector.

The utility model belongs to the technical field of semiconductor lasers, and discloses an infrared laser for an electronic whiteboard, which comprises a shell, an infrared laser diode, a focusing lens, an optical lens module and a driving circuit. A focusing lens and an optical lens module are sequentially installed at the front end of the infrared laser diode, an optical lens of the optical lens module is a linear wave lens, the included angle between the lens surface of the linear wave lens and an infrared laser spot can be adjusted through a lens sleeve of the optical lens module, and lasers with different optical film thicknesses and laser field angles are formed. The method is suitable for electronic whiteboards in various scenes. The front end of the shell is cylindrical, and the rear end is square, thereby facilitating installation and debugging. The infrared lasers are symmetrically installed in the middle of an electronic whiteboard frame, a sector formed by the two lasers completely covers the whiteboard, and the red laser is additionally arranged in the middle to serve as an indicating light source. The electronic whiteboard is suitable for being used in various scenes, and has the advantages of being easy and convenient to install and high in recognition precision.

The invention relates to the field of medicines for treating oral inflammations, and provides a PANX1 / P2X7R antagonist and application thereof in preparation of a medicine for treating oral inflammations through a synergistic effect with red laser irradiation. Wherein the PANX1 / P2X7R antagonist comprises a sulfonated triphenylmethane dye, a gel material, an antacid, a humectant, a preservative, a solvent and other acceptable components. Wherein the first application is the application of the PANX1 / P2X7R antagonist in preparation of medicines for treating oral inflammation; the second application is the application of the PANX1 / P2X7R antagonist in preparation of a medicine for treating oral inflammation under the synergistic effect with red laser irradiation; the PANX1 / P2X7R antagonist is combined with red laser irradiation to serve as a regulator of ATP inside and outside cells, and remarkable synergistic anti-inflammatory, anti-oxidation, antibacterial and repair-promoting effects are shown.

The invention discloses a dual-wavelength laser efficient cladding method, an obtained coating and application, the method adopts red wavelength laser and blue wavelength laser with complementary absorption characteristics to form a composite action light spot with space and energy capable of being independently regulated and controlled through a beam synthesis technology; the red laser carries out coaxial powder feeding and radiation in the direction vertical to the base body so as to provide main body energy needed for forming and metallurgical bonding of a molten pool; and the blue laser is synchronously incident at a paraxial angle of 10-60 degrees with the primary optical axis of the red laser beam, the energy absorption on the high-reflection metal surface is enhanced through the wavelength characteristic of the blue laser, and the blue laser and the red laser cooperatively regulate and control the flowing of the molten pool. Through the coupling effect of the red-blue dual-wavelength laser, the light absorptivity of the surface of the copper alloy can be improved, the powder utilization rate can be increased, the bonding strength of the coating and the matrix can be improved, and the residual stress of the cladding layer can be reduced.

The present invention provides a lighting system that combines tri-color pure lasers and phosphors and a projection device thereof. The lighting system helps to improve the phenomenon of laser speckle and includes a laser light source module, a wavelength converter, a segmented dichroic mirror, and a light homogenizing component. The laser light source module is configured to provide blue, green, and red laser beams. The wavelength converter is configured to reflect the tri-color laser beams and convert the blue laser beam into an excitation beam. The segmented dichroic mirror is configured to reflect the tri-color laser beams and at least a portion of the excitation beam from the wavelength converter. The light homogenizing component is configured to receive and homogenize the tri-color laser beams and at least a portion of the excitation beam from the segmented dichroic mirror to provide an illumination beam.

The invention discloses a DMD-based pistol-type three-wavelength laser water quality detection optical instrument which is characterized in that an X prism is arranged on an integrated module at the front end of a water quality detection optical instrument body, and a 420 blue-violet laser, a 280 ultraviolet laser, a 680 red laser and a bonding lens shaping module are respectively arranged on the periphery of the X prism in the horizontal direction; a micro sample pool and a TIR steering prism are arranged on one side of the balsaming lens shaping module, a focusing coupling module, a receiver, an embedded control module and a power supply module are arranged under the TIR steering prism, the water quality detection optical instrument body can detect various water quality parameters such as COD, turbidity and nitrate at the same time, the field operation convenience is greatly improved, and the water quality detection optical instrument can be applied to water quality detection. The device adapts to the rapid detection requirement of emergency monitoring, is combined with a temperature compensation algorithm, ensures that the detection precision meets the field detection requirement, solves the problems of low divergent beam combination efficiency and poor coaxiality in a traditional optical instrument, effectively improves the utilization rate of weak attenuation optical signals, and improves the modulation efficiency and the detection precision.

The utility model relates to the technical field of dispensing machines, in particular to an automatic focusing dispensing machine. The utility model provides an automatic focusing glue dispenser which comprises a workbench, a supporting frame, sliding blocks, a glue dispenser body, a red light laser and the like, first sliding grooves are symmetrically formed in the front portion and the rear portion of the workbench, the supporting frame is connected to the two first sliding grooves in a sliding mode, two second sliding grooves are formed in the right side of the supporting frame, and the sliding blocks are connected to the two second sliding grooves in a sliding mode. The right side of the sliding block is slidably connected with a dispenser body, and a red laser is installed on the lower portion of the dispenser body. Through the arrangement of the guide frame, the guide rod, the placement plate, the cleaning sponge, the screw rod, the motor and the moving frame, after dispensing is completed, a worker only needs to start the motor and drive the screw rod to drive the moving frame, the placement plate, the guide rod and the cleaning sponge to move accurately, and it is ensured that the cleaning sponge makes contact with the dispensing head and thoroughly cleans the dispensing head; the problem of blockage or damage caused by glue hardening is avoided, and the service life of the dispenser is prolonged.

The application provides a laser projection device, a light source comprising a red laser component, a green laser component and a blue laser component, which respectively emit red laser, green laser and blue laser; the red laser component is arranged close to a light outlet of the light source; a static diffusion sheet is arranged in the light path of the combined blue laser and green laser or respectively for the blue laser and the green laser, so that the blue laser and the green laser are first diffused and then combined with the red laser beam; a converging lens group is arranged at the light outlet of the light source, which is used for reducing the spot of the combined three-color laser beam and then emitting the three-color laser beam from the light outlet of the light source; a diffusion wheel and a light receiving component are arranged between the converging lens and the light receiving component, which are used for diffusing the three-color laser beam in the converging state; and the light receiving component is a light guide pipe or a compound eye lens, which is used for homogenizing the three-color laser beam after diffusion. The laser projection device can present a projection picture with high brightness and good color.

1. The name of the design product: optical time domain reflectometer. 2. The use of the design product: for the length, loss, optical power measurement of optical fiber cable, red laser source visual fault positioning, for troubleshooting test of optical fiber communication network. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a light source device and an optical system. The light source device comprises a laser module, a fluorescent module, a guide module, a light combination module and a control module. Each laser unit included in the laser module is used for generating a path of red laser, a path of green laser and a path of blue laser. The guiding module is arranged on the light path where the N paths of blue laser, the N paths of green laser and the N paths of red laser generated by the N laser units are located. The fluorescent module is arranged on a light path where the N-M paths of second blue laser are located. The light combining module is arranged on the light path where the M paths of first blue laser, the N paths of green laser, the N paths of red laser and the specified fluorescence are located and used for generating specified combined light. The control module is electrically connected with the laser module and used for adjusting working parameters of the N laser units so as to adjust light parameters of specified light combination. The control module can adjust the specified light combination color according to the actual application requirement of the optical system provided with the light source device, and the flexibility of color adjustment is improved.

The application discloses a kind of optical laser displacement sensors and measurement methods, including including dual-color laser emission module, optical splitter, emission shaping optical component, receiving imaging module, control and processing module;The dual-color laser emission module includes red laser and blue laser, and the receiving imaging module includes imaging lens, image sensor and band-pass filter.This scheme solves the problem of separating the superimposed light spot of the traditional sensor measuring transparent glass through the innovative design of dual-color laser time-sharing emission and spot width feature analysis, realizes the synchronous accurate measurement of thickness and upper and lower surface position, and has strong anti-interference, compact structure and good industrial application prospect.

The application discloses a laser assembly and belongs to the technical field of optoelectronics. The laser assembly comprises a bottom plate, a heat sink and a plurality of light-emitting chips, wherein the plurality of light-emitting chips emit red laser, blue laser and green laser; at least one light-emitting chip comprises a first electrode, a light-emitting structure and a second electrode which are sequentially stacked in a direction away from the bottom plate, the first electrode is a P electrode, is laid on a surface of the light-emitting structure close to the bottom plate, and a surface of the first electrode away from the light-emitting structure is a convex-concave surface; at least one light-emitting chip is attached to a side of the corresponding heat sink away from the bottom plate, and a contact surface of the corresponding heat sink is the convex-concave surface of the P electrode, wherein the convex-concave surface comprises a plurality of recessed areas recessed in a direction away from the heat sink and a plurality of raised areas outside the plurality of recessed areas. The application solves the problem of poor heat conduction effect of the light-emitting chip in the laser assembly.

The application provides a copper alloy double-wavelength laser synergistic pulse magnetic field additive manufacturing device and method, and belongs to the field of additive manufacturing.The device comprises a substrate for additive manufacturing of a printed part; a base is arranged directly above the substrate and moves horizontally relative to the substrate; a blanking mechanism is arranged on the base and delivers a powder material to the substrate; a first laser is arranged on the base and emits blue laser towards the substrate; and a second laser is arranged on the base and emits red laser towards the substrate; the blue laser irradiates raw materials and forms a molten pool on the substrate from the powder material; and the red laser irradiates the molten pool to input a heat source and expand the molten pool.The application designs the starting time of irradiation of the red and blue lasers, adjusts the power and spot area of the red and blue lasers, finely controls the molten pool formed by additive manufacturing of copper or copper alloy, and solves the problems of low forming efficiency and poor compactness of copper or copper alloy in the additive manufacturing process.

The utility model discloses an integrated flashlight. The integrated flashlight comprises a flashlight body, a PCBA board, a lamp panel and a battery piece, the lamp panel, the PCBA board and the battery piece are all installed on the flashlight body, the lamp panel and the battery piece are electrically connected to the PCBA board, and the lamp panel is provided with a main lamp bead, a UV lamp bead and a red and green laser lamp bead. The main lamp beads, the UV lamp beads and the red and green laser lamp beads are arranged on the lamp panel, so that the diversification of the lighting function is realized; the main lamp bead serves as a basic illumination light source, high-brightness and long-range light can be provided, and the requirement for large-range illumination in the dark environment is met; the UV lamp bead has an ultraviolet light emission function and plays an important role in the fields of industrial detection, medical disinfection, anti-counterfeiting identification and the like; the red laser has high penetrability and good visibility, and can be used for indicating a target position and positioning or marking at night or in a low-visibility environment; and the green laser has a farther visual distance and a clearer indication effect.

The invention discloses a high-efficiency holographic optical element preparation device and a preparation method thereof, and belongs to the technical field of holography. The preparation device comprises a light source module, a beam combining module, a polarization beam splitter, a reflection module, an exposure control module and a placement rack, the light source module comprises a red laser, a green laser and a blue laser. The electronic shutters respectively located in front of the red laser, the green laser and the blue laser can be controlled to work through the precise electronic timer, the exposure time sequence and duration of red laser, green laser and blue laser can be accurately and independently controlled, and sequence exposure of red, green and blue primary colors and sub-channel time sequence control are achieved. And finally, three-channel high diffraction efficiency and uniformity are realized, and the problems of complex light path, non-uniform efficiency and poor stability in the existing panchromatic HOE preparation are solved, so that a reliable and optimizable technical guarantee is provided for preparing a panchromatic holographic optical element with high three-color diffraction efficiency and good uniformity on the premise of simple process and low cost.

This invention discloses a conductive and wear-resistant copper-based medium-entropy alloy coating laser cladding on a copper surface, its preparation method, and its application. The coating's chemical composition, by mass percentage, is 20-30 wt.% Mn, 20-30 wt.% Ni, and 40-60 wt.% Cu. The preparation process requires no pretreatment of the copper substrate. Using a conventional red laser, with power of 3.2-4.5 kW and scanning speed of 2-12 mm / s, a well-formed, continuous, dense coating free of pores and cracks can be directly clad onto a cold copper substrate. The cladding thickness is 0.4-2 mm, and it forms a metallurgical bond with the substrate, meeting the quality requirements for industrial applications. Furthermore, after aging at 350-450 °C for 36-60 h, a large amount of nano-sized NiMn phase precipitates, and the aged hardness exceeds 400 HV. 0.5 With a conductivity exceeding 30% IACS, it can be widely used in electrical engineering current-carrying wear-resistant applications, marine corrosion protection, metallurgical and chemical wear-resistant applications, and other fields.

The application discloses a kind of two-way laser mutual cooperation's prostate laser treatment device, belong to medical equipment technical field, including shell, laser generation unit is equipped in the shell, the laser generation unit is connected with mixed external interface and two independent external interfaces;The first generator for generating holmium laser and the second generator for generating red laser are equipped in the laser generation unit, adjusting module is also equipped in the laser generation unit, the adjusting module is used to connect the first generator or the second generator to mixed external interface, and is used to connect the first generator and the second generator respectively to two independent external interfaces.The two-way laser mutual cooperation's prostate laser treatment device, by setting reflector and laser emission head, can switch laser propagation path, to switch different double laser cooperation mode, satisfy more use demand.

The invention discloses a color matching algorithm for synthesizing white light with different color temperatures by using three-primary-color laser. The color matching algorithm for synthesizing the white light with the different color temperatures through the three-primary-color laser comprises the steps that chromaticity coordinates corresponding to the target color temperature are set; wavelength values, corresponding chromaticity coordinates and corresponding tristimulus values of selected red, green and blue lasers are set; setting the brightness of the red, green and blue lasers; setting the power of red, green and blue lasers, and supposing that the ratio of the red, green and blue lasers meets a normalization condition; the method has the advantages that the brightness ratio of the red laser, the green laser and the blue laser under the target color temperature is obtained according to the Grassmann color mixing law, and the power ratio of the red laser, the green laser and the blue laser is further obtained.

The invention belongs to the technical field of visual paper counting systems, and particularly relates to an imaging module system based on distance measurement of double photoelectric sensors, the imaging module system comprises an imaging module, a user module, a communication module, a database and a printer, the imaging module is connected with the communication module, the user module is connected with the communication module, and the database is connected with the printer. The communication module is connected with the database, and the printer is connected with the communication module; the imaging module comprises a motion module, an imaging module and a PLC electric control module, the imaging module comprises a line scanning industrial camera, a double-photoelectric-sensor module and a red laser positioning module, and the double-photoelectric-sensor module is used for correcting the angle of a paper stack. According to the system, a double-photoelectric-sensor module is used, analysis is carried out through double photoelectric sensors, and paper stacks in a non-horizontal state can be corrected automatically, so that counting can be carried out even in the non-horizontal state, and the system can adapt to different use environments.

A light source device (100) and an optical system (200). The light source device (100) comprises a laser module (10), a fluorescent module (20), a guide module (30), a light combining module (40) and a control module (50). Each laser unit (120) comprised in the laser module (10) is used for generating one red laser, one green laser and one blue laser; the guide module (30) is arranged on an optical path where the N blue lasers, N green lasers and N red lasers generated by N laser units (120) are located; the fluorescent module (20) is arranged on an optical path where N-M second blue lasers are located; the light combining module (40) is arranged on an optical path where M first blue lasers, the N green lasers, the N red lasers and specified fluorescence are located, and is used for generating specified combined light; the control module (50) is electrically connected to the laser module (10), and is used for regulating operating parameters of the N laser units (120) so as to regulate a parameter of the specified combined light. On the basis of an actual application requirement of the optical system (200) provided with the light source device (100), the control module (50) can adjust the color of the specified combined light, improving the flexibility of color adjustment.

The invention provides a device and method for laser cladding of a nickel-based WC coating on the surface of a crystallizer copper plate, and relates to a laser cladding device which comprises a different-focus blue-red laser composite cladding head and an accompanying infrared laser cladding head. The different-focus blue-red laser composite cladding head comprises a blue laser, a first infrared laser, a blue-red composite light path and a five-beam coaxial powder feeding nozzle, the blue-red composite light path coaxially composites and focuses blue laser and first infrared laser, in the cladding scanning direction, the focus of the blue laser is located in front of the focus of the first infrared laser by a preset distance, and the focus of the first infrared laser is located in front of the focus of the second infrared laser by a preset distance; the accompanying infrared laser cladding head comprises a second infrared laser, an accompanying infrared laser light path and a three-beam paraxial powder feeding nozzle, and the different-focus blue and red laser composite cladding head is mechanically connected with the accompanying infrared laser cladding head through an adjustable connecting plate; the invention relates to a device and a method for preparing a high-quality, crack-free and high-bonding-strength nickel-based WC gradient wear-resistant coating on a crystallizer copper plate.

The invention discloses a prostate laser treatment device with mutual cooperation of two paths of lasers, and belongs to the technical field of medical equipment, the prostate laser treatment device comprises a shell, a laser generation unit is arranged in the shell, and the laser generation unit is externally connected with a mixed external interface and two independent external interfaces; a first generator used for generating holmium laser and a second generator used for generating red laser are arranged in the laser generating unit, and an adjusting module is further arranged in the laser generating unit and used for connecting the first generator or the second generator to the mixing outer connector. And the first generator and the second generator are respectively connected to the two independent external interfaces. According to the prostate laser treatment device with the two paths of laser cooperating with each other, through the arrangement of the reflector and the laser emission head, laser propagation paths can be switched so as to switch different double-laser cooperation modes, and more use requirements are met.

The invention relates to the field of gene engineering, in particular to application of a waxberry MrDof5.4 gene in improvement of agronomic characters of tomatoes. According to the invention, a key gene MrDof5.4 which responds to a light signal and regulates and controls early development and quality formation of fruits is identified from waxberries through a specific low-intensity red laser processing model in combination with multi-omics analysis for the first time. Furthermore, by heterologous expression of the MrDof5.4 gene in a model crop tomato, it is verified that the MrDof5.4 gene can remarkably improve the plant height, stem diameter, single fruit weight and single plant yield of the transgenic tomato, and therefore the cross-species application potential of the gene in the aspects of improving the comprehensive agronomic traits of crops and improving the yield is verified.

The utility model belongs to the technical field of constructional engineering, and particularly relates to a tool for projecting tangent points of a perfect circle and a circle inscribed regular polygon by using laser, which comprises a tripod, the inner side wall of the tripod is fixedly connected with a supporting cylinder through a supporting frame, and the upper end of the supporting cylinder is fixedly connected with a supporting rod. The outer side of the supporting rod is slidably sleeved with a sliding barrel, and a supporting disc of the sliding barrel makes contact with a leveler. According to the scheme, through the arrangement of a control button, a circular button, a rectangular button and the like of the controller, the input radius value can be controlled, red laser can be projected to the ground under the action of the laser transmitter, regular polygon digital values can be input, and green tangent point positions appear on red circular projection; constructors can conveniently complete the paying-off fixed-point work through the corresponding projection, so that the operation difficulty is reduced, the paying-off fixed-point time is saved, the paying-off precision is guaranteed, the paying-off efficiency is improved, and the construction progress is accelerated.