75 results about "Far-red" patented technology

The invention relates to the technical field of train operation safety monitoring, and discloses a train obstacle detection method and system based on a four-eye sensor. The method comprises the following steps: constructing a three-dimensional sensing space fusing geometry, texture and temperature information by synchronously acquiring binocular visible light and binocular far infrared three-dimensional image data and carrying out cross validation and spatial association of heterogeneous visual information. And further combining orbit coordinate system constraints, dynamically generating and cutting a sensing space slice accurately corresponding to the rail-mounted area, and inputting the sensing space slice into the network to complete obstacle identification and positioning. And finally, calculating the threat degree based on the context, and generating an obstacle list. According to the method, multi-source heterogeneous information is fused, dynamic adaptation of a sensing space and a running orbit is realized, the robustness, the accuracy and the real-time performance of obstacle detection in a complex environment are improved, and false alarms and missing alarms are reduced.

The invention relates to the technical field of military camouflage, and provides a rock-imitating camouflage apparatus based on multispectral matching and a design method thereof. The equipment comprises a camouflage surface layer, a first structural layer, a second structural layer and a third structural layer, the camouflage surface layer comprises an electromagnetic loss material, a binding material and a pigment body; phase change microcapsules are arranged in the first structural layer, the second structural layer and the third structural layer, and the content of electromagnetic loss substances is increased layer by layer; the design method is mainly a design method for disguising surface layer color matching. According to the invention, by constructing a layered impedance matching structure, a dynamic temperature field regulation and control system and a composite spectral feature cooperation mechanism, global spectral feature matching of an artificial structure and a natural rock mass in a millimeter wave / centimeter wave radar detection wave band, a middle and far infrared thermal imaging wave band and a visible light reconnaissance wave band is realized; and the concealment efficiency of strategic engineering under multi-spectrum reconnaissance can be obviously improved.

The invention provides a system (1000) for cultivating a pepper plant (10), wherein the system (1000) comprises a light generating device (100) and a control system (300), wherein the light generating device (100) is configured to provide device light (101) to the pepper plant (10), wherein the device light (101) comprises one or more of red light and far red light, wherein the red light comprises one or more wavelengths in the range of 600-700 nm, and wherein the far red light comprises one or more wavelengths in the range of 700-800 nm wherein the system (1000) has an operational mode wherein: the control system (300) is configured to acquire an input signal, wherein the input signal relates to a plant load-related parameter of the pepper plant (10), wherein the plant load-related parameter is selected from the group comprising a plant load, a flowering rate, a flower abortion rate, a fruit set rate, and a fruit abortion rate; the control system (300) is configured to determine a plant load based on the input signal, and wherein one or more of the following applies: (i) the control system (300) is configured to compare the plant load to a lower plant load threshold, and to select a target R:FR ratio of red light to far red light from the range of >15 if the plant load is lower than the lower plant load threshold; and (ii) the control system (300) is configured to compare the plant load to a higher plant load threshold, and to select the target R:FR ratio from the range of <15 if the plant load is higher than the higher plant load threshold; the control system (300) is configured to expose the pepper plant (10) to the target R:FR ratio by controlling the light generating device (100).

An exercise system includes a lamp device having a main body, a plurality of lighting elements and a controller for performing wireless communication. The system includes a platform provider and a mobile application for use with a user interface device. The mobile application includes instructions for allowing a user to select from a library of video exercise routines stored on the platform provider, and to create a customized workout video. The lamp device is communicatively linked to the user interface device and is selectively activated by the platform provider during execution of the workout video to function in a heat producing mode, an infrared mode, a near-infrared mode, a far-infrared mode and a red light therapy mode.

This far-infrared analyzing device comprises: a holding mechanism configured to be capable of holding a specimen in moist air; a detector for detecting light obtained by emitting a far-infrared light beam onto the specimen; and a signal processing unit for computing an absorption spectrum of the specimen from a signal from the detector. The signal processing unit acquires: a first spectrum detected by the detector when the far-infrared light beam is emitted along a measurement optical path while the wavelength of the far-infrared light beam is changed, without the specimen being on the measurement optical path; and a second spectrum detected by the detector when the far-infrared light beam is emitted along the measurement optical path while the wavelength of the far-infrared light beam is changed, with the specimen on the measurement optical path. Then, a difference between the spectrum signals is calculated at frequency intervals determined in accordance with an absorption peak due to water vapor, and the frequency of the absorption peak due to water vapor is selected in accordance with a comparison between the difference and a threshold. Data removal is performed for the spectrum signals on the basis of the selected frequency.

The disclosure provides a system for cultivating a pepper plant, wherein the system comprises a light generating device and a control system, wherein the light generating device is configured to provide device light to the pepper plant, wherein the device light comprises one or more of red light and far red light, wherein the red light comprises one or more wavelengths in the range of 600-700 nm, and wherein the far red light comprises one or more wavelengths in the range of 700-800 nm.

The application discloses an oxyacetylene torch operation intelligent monitoring system and method, which comprises the following steps: 1, real-time image acquisition of the monitoring area is carried out through an information acquisition subprogram; then, data preprocessing is carried out through a data processing subprogram, and a target detection algorithm YoloV5 is used to identify and locate the target in the image; 2, the relationship between the specific target relative positions in the visible light image and the far infrared image is detected through a flame detection subprogram, a high-temperature area without visible fire or a flame area is judged and analyzed on site, and oxyacetylene flame and fire flame are distinguished; 3, the real-time state of the monitoring area is fed back through a result output subprogram, and the monitoring result is output. The application improves the monitoring accuracy, does not need supervision, and improves the safety of the torch operation.

This application discloses a high quantum efficiency near-zero thermal quenching far-red light-emitting plant supplement phosphor and its application. It is prepared by a high-temperature solid-state method and has the composition A2CaBi. 2‑x La x (PO4)2(P2O7):20%Eu 3+ , 0≤ x ≤20%, A = Cs, Li, Na, K, or Rb. This series of phosphors uses Eu as the base. 3+ As the light-emitting center, through La 3+ Effective control of the matrix crystal field to optimize Cs2CaBi 2‑x La x (PO4)2(P2O7) crystal structure, enhancing Eu 3+ Far-red light emission performance.

1. The name of this design product: Far-infrared sauna room. 2. Purpose of this design product: for sauna. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1. 5. Other situations that require explanation Other explanations: Part A refers to transparent materials.

The invention discloses a plant factory full-band artificial light source system and a light environment self-adaptive intelligent dynamic adjustment method, and the system comprises a multi-band light source array which is composed of a visible light LED module, an ultraviolet light source module and a near-infrared heat source module which are independently divided according to spectral bands, and each module is provided with an independent constant-current drive circuit and a millisecond switching control unit, the controllable spectrum covering 400 nm to 1000 nm and partial ultraviolet and far infrared ranges can be output, and rapid switching and light mixing between wave bands can be achieved in the same plane. Through a modularized multi-band light source and independent driving, on-demand spectrum matching within the range of 400 nm to 1200 nm is achieved, ineffective radiation caused by traditional full-spectrum continuous irradiation is avoided, the actually-measured photosynthetically active radiation utilization rate is increased by about 32%, the overall energy consumption is reduced by 25% to 30% compared with a conventional system, and embedded spectrum monitoring and a TCN-RL mixed model are combined, so that the system has the characteristics of environmental abrupt change, high sensitivity and the like. Or conversion of different growth stages of crops can be realized, spectrum ratio adjustment can be completed within less than or equal to 20ms, and plant population light environment optimization is realized.

The invention discloses a Fourier transform spectrometer system of a multiband light source structure, which comprises a multiband light source conveying unit used for transmitting light of multiple bands; the collimation unit is used for collimating the light transmitted by the multiband light source conveying unit; the light beam combining unit is used for forming a combined light beam; the light splitting unit is used for respectively transmitting and reflecting the plurality of beams of light; the reflector unit is used for receiving the multiple beams of light transmitted or reflected by the light splitting unit and retroreflecting the multiple beams of light in the incident direction of the multiple beams of light; and the detection unit is used for converging the multiple beams of light reflected by the reflector unit and receiving and detecting the converged multiple beams of light. According to the invention, input wavebands can be selected and multiple wavebands can be measured simultaneously, and near-infrared light and far-infrared light can be measured simultaneously, so that the detection efficiency is improved.

Provided is a portable far-infrared light wave physiotherapy instrument, comprising a portable main body, which is provided with a far-infrared light wave emitting apparatus. The portable main body is provided with a binding apparatus to be fixed to a physiotherapy position, and the far-infrared light wave emitting apparatus is connected to a mobile power supply for power supply. The portable main body adopts a relatively energy-saving far-infrared LED as a light source, and can be directly powered by using a mobile power supply. Users can conveniently carry the instrument with them or directly fix the instrument on a physiotherapy part to conveniently complete a far-infrared light physiotherapy course.

To provide an optical member that appropriately transmits far-infrared rays having a wavelength of 8 μm to 12 μm and exhibits white color. In the present invention, in a CIE 1976 (L+, a+, b+) color space measured by an SCE method based on geometric condition c of JIS-Z8772:2009, L+ is 50 or more, a+ is −15 or more and 15 or less, and b+ is −15 or more and 15 or less, and an average transmittance TPIR (%) of light having a wavelength of 8 μm to 12 μm satisfies TFIR≥20.

The application discloses a method for regulating growth morphological indexes of Cunninghamia lanceolata seedlings and belongs to the technical field of plant growth promotion. ‑2 ·s ‑1 With 40 μmol m ‑2 ·s ‑1 mol m Blue light, red light, 1:1 L red / far red light, 1:2 L red / far red light and far red light with 40 μmol m The results show that the root system of the Cunninghamia lanceolata seedlings cultivated under 68% light intensity grows more vigorously, the increment of lateral branch length of the Cunninghamia lanceolata seedlings increases under low light intensity, the root-shoot ratio decreases, and the leaf area is large and thin.Compared with white light, blue light can promote the elongation of the Cunninghamia lanceolata seedling height, but the seedling stem thickening is inhibited, and the seedling root system grows weakly with low root-shoot ratio.Red light promotes the growth of the Cunninghamia lanceolata seedling leaves and root system, and the root-shoot ratio is high, but the elongation of the Cunninghamia lanceolata seedling height is inhibited.The far red light and the increase of the far red light proportion are beneficial to the elongation of the Cunninghamia lanceolata seedling height.

Provided is a terahertz radiation detection device capable of efficiently detecting radiation in a long-wavelength region from far-infrared light to at or above the terahertz range. The terahertz radiation detection device includes an imaging lens, a detection element, and a filter unit. The imaging lens faces a subject. The detection element detects terahertz radiation generated from the subject among light incident through the imaging lens. The filter unit includes: a silicon substrate that is disposed closer to the subject than the detection element and absorbs visible light and near-infrared light; and a plurality of structures periodically arranged on the silicon substrate. The filter unit transmits THz radiation incident on the structures. The structures prevent the reflection of light from far-infrared light wavelengths to predetermined wavelengths including THz radiation wavelengths.

1. The name of the design product: far infrared heater (6S). 2. The use of the design product: the design product is used for heating. 3. The design points of the design product: the shape of the product. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: design 1A enlarged view is a partial enlarged view of A in design 1 perspective view 2, and design 2B enlarged view is a partial enlarged view of B in design 2 perspective view 2.

A method of altering a refractive property of a crosslinked acrylic polymer material by irradiating the material with a high energy pulsed laser beam to change its refractive index. The method is used to alter the refractive property, and hence the optical power, of an implantable intraocular lens after implantation in the patient's eye. In some examples, the wavelength of the laser beam is in the far red and near IR range and the light is absorbed by the crosslinked acrylic polymer via two-photon absorption at high laser pulse energy. The method also includes designing laser beam scan patterns that compensate for effects of multiphone absorption such as a shift in the depth of the laser pulse absorption location, and compensate for effects caused by high laser pulse energy such as thermal lensing. The method can be used to form a Fresnel lens in the optical zone.

The present application relates to a kind of multi-element composite energy field's terahertz wave irradiation water preparation system and method, including the irradiation box with irradiation cabin being arranged inside, the top of the irradiation box is equipped with terahertz irradiation device, pure water is input in the irradiation cabin, and the output pipeline of irradiation cabin passes through with the pure water cooling tank with far infrared baffles, and the generated terahertz irradiation water is aerated and mineralized by micro-bubble mineralizer and forms high-zinc oxygen-rich terahertz irradiation water.This preparation system helps to produce the high-zinc oxygen-rich terahertz irradiation water of supermolecular group, and reduces production cost.

1. Name of the designed product: medicine box (99 kinds of far infrared treatment patches). 2. Use of the designed product: for medicine packaging. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo best indicating the design points: perspective view.

1. The name of this design product: far-infrared photoelectric switch. 2. Purpose of this design product: to achieve automatic control of device valves through far-infrared light signals. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The present invention discloses an inorganic light-emitting material and a preparation method thereof. The general formula of the light-emitting material provided by the present invention is Zn x Mg 1‑ x AM 10 O 17 :yCr 3+ ; wherein, 0 ≤ x ≤ 1, 0 < y ≤ 0.06; A is selected from one or more of the elements Ca, Sr or Ba; M is selected from one or more of the elements Al, Ga, Sc or Y; in this application, Cr 3+ is a luminescence activation ion. By regulating the matrix elements Zn, Mg, A, and M, the emission is mainly high-efficiency far red light with a peak of about 680 nm to 780 nm. The light-emitting material of the present invention has high light conversion efficiency, good thermal stability and chemical stability, and can be used for plant light supplementation. The far red light emitted by it can optimize the plant morphological structure through light signal regulation, and at the same time improve the light energy utilization efficiency, and is suitable for the light supplementation cultivation of high-value crops.

The invention discloses a heat preservation and light diffusion type PO film which comprises a base film layer and an outer surface coating layer. The base film layer is prepared from, by weight, 42%-58% of polyethylene, 32%-48% of ethylene-vinyl acetate, 2%-10% of far infrared blocking materials, 1%-12% of light scattering materials and 0.5%-10% of processing agents. And the outer surface coating layer is a hydrophilic waterborne polyurethane coating layer. The obtained PO film has multiple functions of heat preservation, light diffusion, dripping, fog dissipation and the like, the light transmittance of the PO film is 88% or above, the haze value is 78% or above, illumination is uniform and soft, the photosynthetic efficiency of crops can be improved, and crop growth is better facilitated.

The application discloses a random forest-based feedback type edema diagnosis and treatment integrated system, and belongs to the technical field of medical instruments.The system comprises a bioelectric impedance monitoring module, a control module and a far-infrared light irradiation array; the bioelectric impedance monitoring module and the far-infrared light module are connected with the control module; wherein the bioelectric impedance monitoring module measures the voltage of an edema site and transmits the voltage to the control module; the control module calculates the bioelectric impedance information according to the voltage, combines the patient's meta-information, evaluates the edema degree by using a random forest model, determines an irradiation scheme, and sends a control instruction containing the irradiation scheme to the far-infrared light irradiation array; and the far-infrared light irradiation array irradiates and treats the edema site of the patient according to the control instruction. The integrated system can be used at home by the patient to realize effective diagnosis and treatment of edema without excessive dependence on the treatment experience of doctors. The integrated system can shorten the recovery period of edema.

The invention discloses a large-section hollow-core cylindrical Rydberg atomic air chamber and a preparation and focusing method thereof, which are characterized in that a closed air chamber cavity structure formed by packaging a round front wall, a hollow-core cylindrical side wall and a round rear wall which are large in section size in the axial direction is adopted as the Rydberg atomic air chamber, and a transparent heating film and a light-transmitting groove are arranged on the Rydberg atomic air chamber; the two light sending devices are symmetrically arranged at the light-transmitting groove and introduce laser, and the laser emitted oppositely penetrates through the gas chamber to excite alkali metal atoms in the gas chamber and generate a light sheet. Compared with the prior art, the size of the Rydberg atomic light sheet is obviously increased, the internal resonance of a target imaging wave band is reduced, and the imaging signal-to-noise ratio and the integration level of light and a heating device are improved; the limitation of an existing Rydberg atomic gas chamber for imaging in the aspects of the light sheet size, internal resonance, the signal-to-noise ratio, a heating device and the light integration level is greatly broken through, and a feasible technical scheme is provided for optimization of part of core assemblies in a middle and far infrared / terahertz lossless imaging system in the future.

The present invention relates to a method and system for measuring the radiant power and emissivity of nonthermal far-infrared (FIR) radiation emitted from the surface of an FIR-photon-emitting specimen, specifically within the 3-16 μm wavelength range. This method and system include at least a test specimen, a reference material, an infrared imaging device, and a processing apparatus configured to execute a set of instructions. These instructions facilitate operations such as capturing thermal images of the test specimen and reference material, computing their grayscale values, and generating results that reveal the radiant power and emissivity of the test specimen, characteristics that would otherwise remain undetectable and imperceptible.

1. The name of this design product: Electric heater (graphene 3D flame vertical far infrared). 2. Purpose of the product of this design: Electric heater for indoor heating purposes. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. Name of the product in this design: Far-infrared energy meter. 2. The purpose of this design is: (1) It uses far-infrared heating and can be used as a far-infrared energy source to provide energy to the body; (2) It can be used as a physiotherapy device. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

The invention discloses application of a mercury-aluminum-based compound in a middle and far infrared nonlinear optical material, and belongs to the technical field of optical materials, and the chemical formula of the mercury-aluminum-based compound is HgAl2Q4; wherein the Q is S, Se or Te; and the wavelength of the middle and far infrared rays is 3-12 microns. The HgAl2Q4 nonlinear optical crystal prepared by the invention has excellent optical performance, has a stronger nonlinear optical effect, realizes the balance between a frequency-doubled effect and a laser damage threshold, can realize efficient frequency conversion, and has a greater potential application value.

The utility model discloses a leading-in device based on frequency spectrum light wave far infrared, which is characterized in that an infrared guiding assembly is arranged in the middle of the side surface of a frequency spectrograph, a sucker groove is formed in the middle of one side of the top end of a mounting seat, a screw rod is arranged in a screw hole through threads, a clamping groove is formed in the bottom end of the mounting seat, and a horizontal seat is movably clamped in the clamping groove; a rotating shaft is installed in the middle of the horizontal seat in a penetrating mode, the bottom end of the rotating shaft is connected with a telescopic rod in a welded mode, one end of the extending end of the telescopic rod is fixedly connected with an infrared transmitter in a clamped mode, and a cleaning assembly is installed on the outer side of the infrared transmitter. The rotation angle is determined by means of the scale groove and the guide rod, so that when the infrared emitter is turned on, laser emitted by the infrared emitter can be aligned with a designated position, the frequency spectrograph can be adjusted more accurately through the adjusting support, deviation caused by multiple times of adjustment is avoided, and the using effect is better.