87 results about "Solid light" patented technology

The invention discloses a preparation method of 3, 6-dichloropyridazine, and belongs to the technical field of chemistry. According to the method, 3, 6-dihydroxypyridazine is used as a raw material, an organic solvent and triphenylphosphine oxide are combined to form a dichlorotriphenylphosphine intermediate state which is used as a chlorinating agent, dihydroxyl is substituted to generate 3, 6-dichloropyridazine, triphenylphosphine oxide and solid light are used as raw materials, heating reaction is performed to prepare 3, 6-dichloropyridazine, meanwhile, a one-pot method can be adopted in the two-step reaction, and operation is easy and convenient. The novel preparation method for synthesizing 3, 6-dichloropyridazine provided by the invention has the advantages of low raw material cost, high yield, high gas phase purity and no pollution, is suitable for industrial production, can meet industrial requirements, provides a new idea for later preparation of 3, 6-dichloropyridazine, has the remarkable advantages of high gas phase purity and high yield, and is suitable for industrial production. Wide application prospects are realized.

The invention discloses a lining hose with a built-in solid sympathetic light source, and relates to the technical field of lining hoses, the lining hose comprises an ultraviolet-proof film on the outer side, a photosensitive resin layer in the middle and an inner film on the inner side, and a solid sympathetic light source layer for curing the photosensitive resin layer is arranged on one side of the photosensitive resin layer; the solid sympathetic light source layer is electrified to carry out light curing on the photosensitive resin layer, and is reversely connected with a power supply after being cured, and the solid sympathetic light source layer is self-destructed and melted in the lining pipe body to form an integrated structure with the lining pipe body. According to the invention, light curing is carried out without a light passing mode, so that the labor intensity can be reduced; light curing is carried out in a manner of embedding a light source, so that the curing efficiency of the lining hose can be effectively improved; a photocuring operation system is simplified, so that the operation is simple and feasible, the energy consumption is reduced, the construction cost can be reduced during construction, and the construction is more convenient; no personnel intervention is needed in the lining pipe, man-made damage to the interior of the lining pipe is avoided, and the construction efficiency and the engineering construction quality can be greatly improved.

Optical element for a radiation imaging device, comprising: a scintillator which receives radiation (100) to emit fluorescence light with a longer wavelength than the radiation (100) and which is uniformly formed on a radiation-incident substrate surface of a lens-shaped substrate (14) provided in an objective lens (10), wherein the scintillator is made of: a base material which is a solid optical material from which the lens-shaped substrate (14) is formed, and of a predetermined additive.

The application discloses a method for measuring optical constants of transparent solid based on a layered sample transmission spectrum analysis method, and belongs to the fields of spectroscopy and optical measurement. The principle of the application is that: layering flat sample materials with the same thickness, measuring the transmittance of two layered combination samples, deriving the transmittance t and reflectance r of light vertically through a single layer sample with a thickness of L through algebraic operation, then obtaining the attenuation factor y and the interface reflectance R through an analytical method, and further obtaining the extinction coefficient k and the refractive index n of the sample, so as to realize the measurement of the optical constants of the transparent solid. The application solves the problem of inconsistent conditions of measuring the reflection and transmission spectrum of the single layer sample in the prior art, and also solves the iteration error and the time-consuming calculation problem existing in the layered sample transmission spectrum inversion method, and greatly simplifies the experimental measurement and solving calculation process.

The present invention relates to the technical field of solid light-emitting materials, and provides a glass ceramic, a preparation method therefor and a use thereof. The glass ceramic comprises at least one of a Ba2SiO4:Eu2+ single crystal phase, or a Ba2SiO4:Eu2+ and BaSiO3:Eu2+ double crystal phase. The glass ceramic has excellent stability and light-emitting properties, can be widely used to the field of display or lighting, and is particularly applicable to the fields of outdoor display and high-power lighting.

To provide a small-sized light source device capable of acquiring line-like illumination light while using a solid light source.SOLUTION: A fluorescent light source device includes: a plurality of semiconductor laser elements; a plurality of collimation optical systems for reducing a divergent angle of the light emitted from emitters of the plurality of semiconductor laser elements respectively; a reflection optical system including a plurality of reflection elements for converting a travelling direction of the light emitted from the plurality of collimation optical systems; a condensing optical system for condensing the light emitted from the plurality of reflection elements; and a fluorescent member where the light emitted from the condensing optical system enters, and which emits fluorescent light of wavelengths different from that of the light which has entered. On the surface of the fluorescent member, an irradiation region is formed where images of emitters of the plurality of semiconductor laser elements are projected respectively. In the plurality of reflection elements, an inclination angle of each reflection surface is set so that the irradiation region presents a line-like shape.SELECTED DRAWING: Figure 4

An optical storage medium, a super-resolution information reading method and device based on said medium, and a super-resolution information writing method and device based on said medium. The mole fractions of components of the optical storage medium are as follows: 0.1%-5% of a photoinitiator, 0.1%-5% of an aggregation-induced emission dye, 0.1%-5% of a metal ion compound, and 85%-99.7% of a monomer. The information writing method comprises: using a solid light beam having a wavelength λ1 to irradiate an optical storage medium, so as to enhance the fluorescence intensity of an irradiated area; using a hollow light beam having a wavelength λ2 to irradiate a surrounding area around the irradiated area of the solid light beam, so as to quench the fluorescence intensity of the surrounding area; and using fluorescence contrast record information of the irradiated area and the surrounding area to form an information record point the size of which is smaller than a diffraction limit. The super-resolution writing and the stimulated emission depletion microscopy technology-based super-resolution reading solve the problems that conventional reading and writing methods cannot break through a diffraction limit, the material transmittance is low, the number of three-dimensional record layers is limited, etc., and the optical storage density and capacity are greatly improved.

The invention provides a pure solid-state scanning type absolute ranging system and a target detection method thereof. The pure solid-state scanning type absolute ranging system comprises a light source, an optical fiber amplifier, a spatial light polarization controller, a pure solid-state light beam scanning and interference module, a spectrum acquisition module and a control and calculation module, the pure solid-state light beam scanning and interference module is based on the wavefront regulation and control principle, dynamic modulation of incident light wavefront is achieved by loading a two-dimensional programmable grating phase on a spatial light modulator, and therefore light beams are controlled to complete pure solid-state scanning in space according to a set path. When a scanning light beam irradiates a target pyramid, a strong return light signal is generated, the spectrum acquisition module captures two-dimensional spectrum resolution and two-dimensional spectrum image imaging of an interference signal, and the control and calculation module performs high-precision distance calculation of a target absolute distance through phase extraction and interference fringe analysis based on a dispersion interference principle.

The invention relates to a solid optical body (10) made of a solid transparent material for use in a light module (12) of a motor vehicle lighting device (14). The solid optical body (10) comprises a light coupling section (16) through which light from a light source (18) of the motor vehicle lighting device (14) can be coupled into the solid optical body (10), and a light coupling section (22) through which at least a part of the light coupled into the solid optical body (10) is coupled out of the solid optical body (10), so that the coupled-out light serves to generate at least a part of a light distribution of the motor vehicle lighting device (14) in front of the motor vehicle.The optical body (10) further comprises an optically active layer (24) arranged in the beam path between the input coupling section (16) and the output coupling section (22), which is configured to modify incident light, wherein the optically active layer (24) comprises at least one film (24a) and is arranged inside the optical body (10). It is proposed that the at least one film (24a) has a three-dimensional shape, configuration and / or structure and is overmolded with the transparent material of the optical body (10) on at least one of its surfaces.

The invention relates to a method for manufacturing a spectacle lens comprising a base and a number of solid optical elements (20) embedded in the base, the solid optical elements having refractive properties different from those of the base, comprising the steps of: - providing the solid optical elements and a first part (11) of the base; - arranging the solid optical elements (20) inside the first part of the base; - manufacturing a second part of the base inside and to the solid optical elements to obtain the spectacle lens.

The invention discloses a phase change metasurface-based angular momentum detection and optical switch dual-function optical device, which comprises a phase change metasurface optical device, and is characterized in that the phase change metasurface optical device comprises a substrate and a metasurface unit layer from top to bottom, and the metasurface unit layer comprises periodically arranged GSST metasurface units; the phase change metasurface optical device diffracts and deflects a to-be-detected light beam carrying different spin angular momentum information and orbital angular momentum information to a preset solid light spot position through common regulation and control of a geometric phase and a transmission phase, and the solid light spot position displays the spin angular momentum and orbital angular momentum information of the to-be-detected light beam; and meanwhile, the phase state of the GSST superstructure unit is changed to realize the function of the phase change metasurface optical switch. According to the phase change metasurface optical device, the dual functions of angular momentum detection and optical switching are achieved, the detection mode is simple, and the optical switching efficiency is high.

The Package Beacon device streamlines package identification for delivery drivers and parcel service personnel. When attached to a package, the Beacon can emit a flashing or solid light, a buzzing / beeping sound, and or a vibration alarm to notify personnel of its physical location. Each beacon is equipped with a unique code, such as a barcode, QR code, and or passive / active RFID, which ensures individual identification. Once attached, the beacon and package are digitally paired using a scanner or RFID reader, and this pairing is uploaded into the parcel system before the package and its beacon are physically loaded onto the delivery vehicle. Upon arrival at the delivery destination, the beacon activates its notification process to alert the employee of its exact location on the vehicle. This process can be initiated by the onboard GPS system or manually / remotely by the delivery employee.

The invention discloses a nonlinear focus modulation microscopic imaging device and method, and relates to the technical field of microscopic imaging. Comprising a lighting system, a detection system and a computer, the lighting system comprises a laser, an electro-optical modulation module, a phase modulation module and a fluorescence detection module which are arranged in sequence, the laser is used for emitting laser beams with sufficient power to enable response of fluorescence molecules to generate a nonlinear saturation effect, and the electro-optical modulation module rapidly converts the polarization state of the laser beams; the phase modulation module performs phase modulation on the linearly polarized light to form an illumination sample and excite a light spot of a fluorescence signal, and the fluorescence detection module processes the fluorescence signal to obtain a scanning result of a saturated solid light spot and a hollow light spot. An optical system can be simplified, noise possibly brought by sample movement and system instability and artifacts possibly introduced after differential operation are reduced, and the imaging quality and the signal-to-noise ratio are improved.

This near-infrared light-emitting device (10) is provided with a solid-state light-emitting element (1) and a wavelength conversion body (2) containing a phosphor, and emits two or more fluorescent components from one light output surface. The two or more fluorescent components include a first fluorescent component and a second fluorescent component arranged side by side in order from the short wavelength side. For the spectral shape of the first fluorescent component, the slope of a long-wavelength region from the fluorescence peak of the first fluorescent component is steeper than the slope of a short-wavelength region, and for the spectral shape of the second fluorescent component, the slope of a short-wavelength region from the fluorescence peak of the second fluorescent component is steeper than the slope of the long-wavelength region. The second fluorescent component has the fluorescence peak in the wavelength range of 780 nm or more and 1000 nm or less.

A lighting assembly for a luminaire includes a circuit board and a light source disposed on the circuit board. A heat sink is coupled to the circuit board. A solid integrated optical array is coupled to the circuit board. The solid integrated optical array includes a solid optical lens. Each solid optical lens is disposed over a corresponding one of the light sources. Each solid optical lens includes a light guiding body defining a total internal reflection lens and an external light guiding surface. Each solid optical lens is adapted to pass a light beam in a predefined direction to form a light beam pattern. Each solid optical lens is configured to maintain a base beam size of light therethrough, wherein the base beam size is less than 11 degrees. A bezel is disposed adjacent to the at least one solid integrated optical array and coupled to the heat sink.

The invention discloses a light source device for an image display device, which is characterized in that a single light source module is formed by a surface light-emitting solid light source and an optical element for narrowing the divergence angle of a divergent light beam emitted by the surface light-emitting solid light source, and a plurality of single light source modules are arranged in two dimensions to form a light source unit and an image display device. A light beam from a light source unit is incident on an image display device, and an image is displayed on a screen by adjusting an intensity of the light according to an image signal by the image display device. The reflecting surface of the reflective optical element forming the single light source module is in a paraboloid shape, the surface light-emitting solid element is designed on the end surface of the surface light-emitting solid element, the reflected light beam emergent surface opposite to the surface light-emitting solid element is in a hexahedron shape, and the adjacent single light source modules are tightly arranged and seamlessly butted. The light source device is provided with a light source unit composed of a plurality of two-dimensionally arranged single light source modules, and the inscribed circle diameter of the hexahedron is approximately equal to the maximum diameter of the paraboloid-shaped reflecting surface. According to the invention, the reliability is obviously improved.

The invention discloses a solid optical material and a preparation method and application thereof, and relates to the technical field of optical materials, according to the solid optical material and the preparation method and application thereof, a water-based photocuring material is adopted as a main body, the VOC content is low (smaller than 50 g / L), the UV curing energy consumption is reduced by 60% compared with that of traditional thermocuring, and no solvent is left; through compounding of the resin brightener and the gloss oil (the HLB value is 8-12), the 60-degree glossiness of the cured surface is larger than or equal to 95 GU, meanwhile, after the mother-of-pearl inlay powder is modified through the silane coupling agent, the situation of non-uniform dispersion is avoided, the stable flickering effect can be improved, and the problems of sedimentation and non-uniform glossiness of a traditional material are solved; after synergistic optimization of the components, the coating is suitable for spraying, roller coating and other processes, the curing efficiency is high, the mother-of-pearl inlay powder is free of sedimentation and layering, the yield is increased by 30% or above, and the applicability in the fields of high-end electronic product shells, artware and the like is improved.

The application belongs to the technical field of solid light-emitting materials, and discloses a transparent microcrystalline glass as well as a preparation method and application thereof. 2+ The transparent microcrystalline glass comprises α-Sr2SiO4:Eu 2+ The transparent microcrystalline glass comprises α-Sr2SiO4:Eu 2+ The transparent microcrystalline glass comprises α-Sr2SiO4:Eu 2+ The transparent microcrystalline glass comprises α-Sr2SiO4:Eu The transparent microcrystalline glass has excellent stability and light-emitting performance, and can be widely applied to the fields of display or illumination, and is particularly suitable for the fields of outdoor display and high-power illumination.

The present invention provides a reflection element, an optical collimation assembly, a manufacturing method thereof, and a structured light projection device. The reflection element includes a reflection main body and a molded body. The reflection main body is made of a solid light-transmitting medium. The reflection element has at least one reflection surface, an incident surface, and an exit surface. The molded body is molded outside the reflection surface so that a light beam enters the reflection element from the incident surface, is reflected at least once by the reflection surface, and then exits from the exit surface.

The application belongs to the technical field of solid light-emitting materials, and discloses a kind of microcrystalline glass and its preparation method and application.The microcrystalline glass includes Ba2SiO4:Eu 2+ Single crystal phase, or Ba2SiO4:Eu 2+ And BaSiO3:Eu 2+ At least one of the double crystal phase.The microcrystalline glass of the application has excellent stability and light-emitting performance, and can be widely applied in the field of display or illumination, especially suitable for outdoor display and high-power illumination field.

An example of a nitric oxide (NO) releasing film includes a substrate; an NO donor film attached to the substrate; and an NO permeable and light transparent film positioned on the NO donor film. The NO donor film includes a polymer matrix selected from the group consisting of a non-UV curable polyurethane, polyvinyl butyral, polystyrene, copolymers of styrene, block copolymers of styrene, poly(ethersulfone), polyvinylpyrrolidone, polyvinyl acetate, poly(ethylene-co-vinylacetate), and combinations thereof; and solid, light sensitive NO donor particles distributed throughout the polymer matrix. The solid, light sensitive NO donor particles have a volume-weighted mean diameter of 50 μm or less. In one example, the NO donor film further includes an additive, such as NO2 scrubber particles, a radical stabilizer, dispersant, and / or an anti-skinning additive.

This near-infrared light-emitting device (1) is provided with: at least one solid-state light-emitting element (10) that emits primary light (11) having a maximum spectral intensity in the wavelength range of 380 nm or more and less than 700 nm; a light diffuser (20) that diffuses the primary light (11) and emits diffused light (21); and a light absorber (20) that absorbs the diffused light (21). And a near-infrared phosphor (31) that emits output light (50) containing the near-infrared light as a light component and that converts the wavelength of the near-infrared light into near-infrared light having a maximum fluorescence intensity in a wavelength range of 700 nm or more and less than 2500 nm. The near-infrared light-emitting device (1) emits output light (50) containing the near-infrared light as a light component.

This invention provides an integrated optical coupler light-emitting carrier and its processing method, comprising, from top to bottom, an inlet section, a CPC composite parabolic light-receiving section, a straight cylindrical light-guiding section, and an outlet microlens section. The inlet section is used to couple with the light beam emitted by the light source. The CPC composite parabolic light-receiving section aims to achieve efficient collection, focusing, and transmission of light with optimal light energy transfer. The inner surface of the CPC composite parabolic light-receiving section adopts a composite parabolic surface designed with a CPC composite parabolic concentrator. The straight cylindrical light-guiding section is used for total internal reflection transmission, guiding the light to the outlet end. The straight cylindrical light-guiding section adopts a solid light-guiding structure. The outlet microlens section is a microlens used to expand or shape the light beam emitted from the straight cylindrical light-guiding section to meet the requirements of the starry sky top light-emitting point for the light spot size and brightness distribution. The advantages of this invention are: significantly reduced investment in vehicle configuration; and significantly improved production efficiency.

The application belongs to the field of organic synthesis and provides a green preparation method of 1,4-cyclohexane dimethyl diisocyanate, wherein a non-polar solvent is used to prepare a solid light solution and a 1,4-cyclohexanedimethylamine solution respectively; the 1,4-cyclohexanedimethylamine solution is added dropwise into the solid light solution at 0-50 DEG C to perform a cold light reaction; the temperature is increased to 30-100 DEG C to perform a warm light reaction; the solid light solution is supplemented, the temperature is increased to 120-180 DEG C, and a hot light reaction is performed; wherein the total molar ratio of bis(trichloromethyl) carbonate and 1,4-cyclohexanedimethylamine is 0.5-2:1. Through the synergistic effect of the segmented supplementing process and the gradient temperature control, the problems of poor safety, many side reactions and low yield in the prior art are solved.

Described are colonoscopy systems and methods of using such systems. The colonoscopy systems may include an optical scanning system having at least one illuminator configured to produce spatially patterned light and solid light in at least one frame to illuminate tissue within the colon, and at least one camera configured to capture the at least one image of the illuminated tissue within the colon. Additionally, the optical scanning system may include at least one control system configured to construct at least one three dimensional point cloud representations of the tissue within the colon and detect at least one feature of interest using the at least one three dimensional point cloud and a pre-trained artificial intelligence engine.

The invention discloses a solid photo-thermal conversion efficiency measuring method and device based on a photoelectric equivalence principle. According to the invention, the photoelectric equivalence principle is utilized, and the heat dissipation property of the solid sample is investigated by simulating the temperature change under the light heating condition through electric heating; the method comprises the following specific steps: firstly, measuring the temperature evolution of a sample in an electric heating process, deriving a heat dissipation coefficient by performing linear fitting during heat balance, then measuring the temperature evolution of the sample in a photo-thermal process under the irradiation of a light source, and further obtaining the accurate photo-thermal conversion efficiency of the sample through a heat balance equation. The method is wide in applicability and suitable for measuring the photo-thermal conversion efficiency of solid samples such as inorganic nanocrystals and organic materials.

The invention relates to the technical field of solid photoluminescence materials, and provides a rare earth doped calcium lanthanum borate crystal, a preparation method and application thereof, and a white light emission and color temperature regulation method. According to the invention, the lanthanum calcium borate crystal is used as a rare earth ion doped matrix, and the rare earth ions can realize high luminous efficiency and fluorescence quantum yield by virtue of rich energy level structures and excellent optical characteristics. The luminous color temperature can be effectively regulated and controlled by adjusting the concentration of doped ions. In addition, the rare earth doped calcium lanthanum borate crystal provided by the invention is high in laser damage threshold and stable in physicochemical property, and the service life of the rare earth doped calcium lanthanum borate crystal is prolonged. When the rare earth doped calcium lanthanum borate crystal is used as a white light emitting substrate, white light output can be realized directly through ultraviolet light and visible light LD (or LED) pumping. Compared with a traditional solid white light material, the rare earth doped calcium lanthanum borate crystal shows excellent color rendering property and longer luminous life, and an optical pumping system is simple in structure.

The utility model relates to laser equipment for solar cell patterning, belongs to the technical field of photovoltaic modules, and solves the problem that precision and efficiency cannot be improved simultaneously in the laser patterning process of solar cells in the prior art. The device comprises a laser light source used for outputting a laser beam; the first beam splitter is used for splitting the laser beam into a first light beam and a second light beam; the vortex light converter and the first light beam adjusting assembly are used for adjusting the solid light spot of the first light beam into a hollow annular light spot with the required shape and size; the second light beam adjusting assembly is used for adjusting the shape and size of the light spot of the second light beam to be the same as the hollow part of the hollow annular light spot; and the second beam splitter is used for combining the first light beam and the second light beam. The laser beam is divided into two light beams, the shapes and the sizes of the two light beams are adjusted respectively, finally, the large light spot, the small light spot and the annular light spot with the adjustable sizes are combined and output, and the machining efficiency and the machining precision can be improved at the same time.

The present invention discloses a solid optical material, a preparation method and application thereof, wherein the solid optical material comprises the following raw materials: salicylaldehyde aniline, methyl methacrylate and an initiator, wherein the solid-liquid ratio of the salicylaldehyde aniline and the methyl methacrylate satisfies: 0.5mg-1.5mg:10ml-30ml; the solid-liquid ratio of the initiator and the methyl methacrylate satisfies: 1mg-3mg:0.5ml-1.5ml. The solid optical material according to the present invention is a colorless and transparent organic glass solidified material with high light transmittance. On the one hand, the solid optical material is convenient to use, store and transport, and on the other hand, the solid optical material has higher safety and better stability. Furthermore, the solid optical material according to the present invention also opens up new ideas for the application of photochromic materials.

The application relates to the technical field of solid light-emitting materials, in particular to a CsPbBr3 perovskite quantum dot germanoborate glass material and a preparation method and application thereof. The CsPbBr3 perovskite quantum dot germanoborate glass material provided by the application comprises, in terms of the mass fraction, GeO2 25-29 parts, H3BO3 100-108 parts, ZnO 2-6 parts, SrCO3 1-4 parts, Cs2CO3 3-8 parts, PbO 2-7 parts and NaBr 1-8 parts. The perovskite quantum dots are embedded in the germanoborate glass, the environmental stability of the perovskite quantum dots is improved, and the application prospect of the perovskite quantum dots in photoelectric devices is expanded. Further, by introducing LiF into the perovskite quantum dot germanoborate glass material, the fluorescence quantum yield of the perovskite quantum dot glass is improved, and the environmental stability of the perovskite quantum dots is further improved.