54 results about "High intensity light" patented technology

A pulsed laser source device configured to a plurality of Fabry Perot resonant cavities. The pulsed laser source device provides a frequency, a wavelength, and a phase, each of which is matched with a plurality of laser beams configured, respectively, with the plurality of Fabry Perot resonant cavities to generate a high intensity beam for laser fusion.

Various implementations include a light bar system for a steering wheel of a vehicle that includes a high intensity light source, a light diffusing layer, and an outer lens. For example, in certain implementations, the light diffusing layer is disposed between a plurality of high intensity light emitting diodes (LEDs) and an outer lens, and the light diffusing layer causes the light from the LEDs to appear as a continuous stream of light across a length of the lens and provides sufficiently bright lighting to warn or communicate with the driver in various ambient lighting conditions. In certain implementations, the outer lens is colored to blend in with the rest of the steering wheel when the LEDs are not activated.

The present disclosure provides a system and a method to deliver (irradiate) energy and defrost the surface of a glazing that does not require printed conductors, embedded wires, bus bar or conductive film. The present disclosure uses the optical phenomenon known as Frustrated Total Internal Reflection (FTIR) to deliver light energy directly to a surface of at least one glass layer of a windshield, glazing or other transparent substrate by means of high intensity light. The light is injected into the surface of at least one glass layer of the glazing at an angle that allows for light propagation via Total Internal Reflection (TIR). The light energy can be used as the sole source of energy or be complementary to a conductive coated resistive heated circuit and / or hot air blowing system.

A multifunction portable illumination system includes a housing having a power source. A broadband illumination source connected to the power source and capable of producing broadband illuminating light. The system includes an imaging disruption assembly including at least one narrow-band light source capable of generating one or more high intensity light beams (HILB) and a light modifying assembly configured to modify the one or more HILB to produce a Modified HILB. At least one Modified HILB may have the requisite irradiance to cause disruption of an imaging system.

The utility model discloses a code disc for a reflective encoder, which relates to the technical field of encoder equipment and comprises a glass code disc, a low-reflection film is fixedly connected to the surface of the glass code disc, and a high-reflection film is fixedly connected to one side, far away from the glass code disc, of the low-reflection film. The low-reflection film is formed by plating acid-resistant alkali metal and metal oxide through a vacuum coating machine, the acid-resistant alkali metal comprises niobium, molybdenum, tantalum and hafnium, one of the niobium, the molybdenum, the tantalum and the hafnium is short for H, the metal oxide comprises sio2, sio, al2o3 and zro2, one of the sio, the al2o3 and the zro2 is short for L, and the plating sequence of the acid-resistant alkali metal and the metal oxide is LHLHLHLHLHL, and after the thickness of each layer of the acid-resistant alkali metal and the metal oxide is optimized, the thickness range is 10-150nm, so that the problems that the performance of a traditional material cannot reach an ideal level and the overall effect and the accuracy of equipment are reduced when the traditional glass code disc is in a working environment under high-intensity light or in a scene requiring high reflectivity are solved.

The invention discloses a turbine blade high-speed image acquisition method and device based on dynamic focusing of a high-speed camera and a multidirectional reflector, and belongs to the technical field of turbine blade detection. Visual windows are arranged on the two sides, close to the tail end blade, of the steel pipe. A high-speed camera is arranged in the closed space, and an optical path is built in cooperation with an electronic focusing device and a reflecting mirror capable of being adjusted in multiple directions; surrounding type high-intensity light sources are arranged around the visual window to irradiate the blades; the reflector angle, the focal length and the light source position are pre-adjusted when the steam turbine does not rotate; images are continuously acquired by adjusting the angle of the reflector, the focal length of the electronic focusing device and the light source direction in a working state; and meanwhile, an air knife cleaning device is used for cleaning window water mist. According to the method, real-time high-definition image acquisition of the tail end blade in the running state of the steam turbine is realized, reliable data is provided for blade damage identification, and shutdown detection accidents are avoided.

The invention discloses high-strength photoelectric glass and a preparation method thereof, and relates to the field of photoelectric glass, and the high-strength photoelectric glass comprises the following components: 60-75% of silicon dioxide, 8-15% of aluminum oxide, 5-12% of boric oxide, 3-8% of potassium oxide, 1-5% of lithium oxide, 2-6% of titanium oxide, 0.5-2% of rare earth oxide, and 1-3% of a reinforced fiber material. Glass components are optimized, the strength and optical performance are remarkably improved, the proportion of basic components such as silicon dioxide and aluminum oxide is scientifically adjusted, and new components such as boron oxide, potassium oxide and lithium oxide are introduced to optimize a glass network structure; the rare earth oxide is added, and the special optical and physical properties of the rare earth oxide are utilized, so that the glass performance is further improved; a reinforced fiber material is added, reinforced fibers are tightly combined with a glass matrix, and a framework supporting effect is achieved. Through the synergistic effect of multiple components, the Vickers hardness of the high-strength photoelectric glass is increased to 600 HV or above, the light transmittance is larger than or equal to 90%, and the strength and the optical performance are remarkably improved.

The invention discloses a tunnel blasting lumpiness in-situ real-time detection method based on video measurement. The method is realized through the following steps: installing cameras and high-intensity light sources on a cab, a movable arm and a bucket rod of a deslagging excavator, and matching the cameras and the high-intensity light sources; system calibration is completed by using an orientation sensor, a calibration plate and tunnel contour information; a muck pile change video is automatically collected in the deslagging process; screening typical frame segments through a change detection algorithm, and marking change types and spatio-temporal information; the disturbed rocks are restored based on the mark information, and a muck pile multi-layer three-dimensional morphological model is constructed from the outside to the inside in combination with the excavation exposure sequence; and finally extracting a lumpiness grading curve, rock spatial distribution and muck pile shape information. The system correspondingly comprises a camera, a light source, an analysis processing component, a calibration component and the like. The method solves the problems that in the prior art, the internal lumpiness of the muck pile is difficult to obtain, the detection aging is poor, and the environmental adaptability is insufficient, and automatic, instant and comprehensive detection of the tunnel blasting in-situ lumpiness is achieved.

The present disclosure relates to an automatic darkening filter 20 which is suitable for darkening for protection from light, in particular from high intensity light, with a simplified set-up, as well as to a set-up device 40 for setting up parameters of a such filter 20. The present disclosure also relates to a system 100, 100′ comprising such an automatic darkening filter 20 and such a set-up device 40, in particular a welding device 110. The present disclosure furthermore relates to a method for setting up such an automatic darkening filter 20 as well as to a headgear 10 with such an automatic darkening filter 20 and to a welding device 110 with such a set-up device 40.

The invention provides a portable exploration engineering surveying and mapping device, and particularly relates to the technical field of engineering surveying and mapping, the portable exploration engineering surveying and mapping device comprises a surveying and mapping instrument body, a rotating seat is arranged on the surveying and mapping instrument body, the rotating seat is rotatably connected with the surveying and mapping instrument body through shaft bodies symmetrically arranged on the two sides of the rotating seat, and an observation lens is fixedly arranged in the middle of the rotating seat; through the automatic response locking mechanism, when the detection device monitors that the deflection angle of the reference plate reaches a preset danger threshold value, the electric control telescopic rod is tightly engaged with the locking teeth, and the locking action is rapidly completed, so that the lens is prevented from accidentally turning to the sun direction and being directly irradiated by strong light; the problems that a photosensitive element in the lens is permanently damaged due to strong light, a coating film is aged and the like are solved, the risk that eyes are damaged due to direct high-intensity light when a worker observes an eyepiece in subconsciousness when the lens turns to the sun can be avoided, and dual physical protection is provided for the lens and the eyes of the worker.

Protective eyewear that may provide a full field of view while shielding users from unsafe, harmful, or unwanted visual elements, including high-intensity sources such as lasers, is described. Such shielding may include, for instance, capturing, attenuating, transforming, filtering, and / or otherwise processing such unsafe, harmful, or unwanted visual elements for presentation to users. The protective eyewear may enhance visual elements, such as by increasing brightness or contrast. The protective eyewear may allow users to see visual elements outside their normal or expected range such as ultraviolet and infrared. The protective eyewear may include one or more cameras that may capture visual information associated with the user environment. The captured information may be analyzed and processed such that harmful or unwanted visual elements are removed and / or otherwise processed to be made safe for viewing. After processing, the captured information may be rendered and provided via a display of the protective eyewear.

The lamp tube assembly comprises a reflecting cover, an optical filter is arranged at the position of a light outlet of the reflecting cover, at least two depilation instrument lamp tubes are arranged in the reflecting cover, and the length direction of the two depilation instrument lamp tubes is perpendicular to or inclined to the plane where the light outlet is located. A first reflective mirror surface and a second reflective mirror surface are arranged on the inner wall of the reflecting cover and are used for reflecting light rays of the two lamp tubes of the hair removing instrument to the light outlet. According to the utility model, the two depilation instrument lamp tubes are arranged in the reflecting cover, so that the total output light intensity is obviously enhanced; the first reflective mirror surface and the second reflective mirror surface can reflect light towards the optical filter, so that light concentration and effective utilization are facilitated; through the vertical arrangement mode and the inclined arrangement mode of the unhairing instrument lamp tube, the unhairing instrument can flexibly adapt to unhairing requirements of different parts and types, the vertical arrangement of the unhairing instrument lamp tube is suitable for an area needing high-intensity light, and the inclined arrangement of the unhairing instrument lamp tube is suitable for an area needing more uniform illumination.

A multi-target system includes i) one or more light sources capable of generating one or more high intensity light beams each having a wavelength bandwidth of less than 100 nm, ii) a spatial array generator system that acts on the one or more high intensity light beams to produce a first spatial array of light and a second spatial array of light, and iii) a controller comprising circuitry for controlling the light source, the spatial array generator system, or both. The first spatial array of light is for projection into a first zone of interest (ZOI) and the second spatial array of light is for projection into a second ZOI.

This invention provides a high-strength photopolymerization bio-3D printing method based on temperature-sensitive gelation assistance. The method includes: preparing a liquid bio-ink containing a temperature-sensitive photocrosslinking material and a photoinitiator; spreading the liquid bio-ink on a printing platform or the surface of a previously cured printing layer, and subjecting it to in-situ physical gelation at an environment below its physical gelation temperature to form a physical crosslinking network; while maintaining the physical gel state, patterning the bio-ink layer under light exposure to further form a chemical crosslinking network; repeating the spreading, physical gelation, and light exposure steps to achieve layer-by-layer stacking of a three-dimensional entity. This invention combines a low-temperature-induced physical gelation process with a photochemical crosslinking process to form a physical-chemical dual network structure, thereby improving the mechanical properties and forming stability of the printed entity.

To provide a technology which enables radiation of high luminance light from an emission surface of a light guide plate in a luminaire.SOLUTION: A luminaire includes: a light source; a light guide plate which includes a side surface for receiving the light from the light source, an emission surface and an inclined surface which is provided between the side surface and the emission surface, whose cross sectional shape is a wedge shape and where the emission surface is arranged on the upper side and the inclined surface is arranged on the lower side; and an optical sheet group provided on the upper side of the emission surface. The optical sheet group includes: a reverse prism sheet arranged on the upper side of the emission surface; a lower side prism sheet arranged on the reverse prism sheet; and an upper side prism sheet arranged on the lower side prism sheet. The reverse prism sheet changes the emission light from the emission surface of the light guide plate to the light in the direction around 45° from the normal direction of the emission surface, and the lower side prism sheet changes the light in the direction around 45°to the light in the normal direction.SELECTED DRAWING: Figure 10

The invention provides a method and system for manipulating materials and / or components using a targeted light system. The configuration and interaction of multiple light beams on a target surface is controlled. The method involves the generation and direction of several light beams that converge on the target surface to create overlapping areas where the light beams intersect. These overlapping regions are configured so that their combined energy density surpasses a specific threshold level. This threshold triggers a desired manipulation process of the materials or components located at the target surface. The controlled manipulation is driven by the precise application of high-intensity light in the designated areas.

The utility model discloses an electronic candle, include: casing is equipped with installation cavity, flame simulation spare can swing and install in the installation cavity, light source installs in the installation cavity, reflector installs in the installation cavity, and the reflector is located on the light path of light source irradiation light. Since the electronic candle is equipped with the reflector, the light source does not directly emit light to the flame simulation spare, but indirectly irradiates light to the flame simulation spare through the reflection of the reflector, the reflector can change the irradiation route of light, and also can play the role of condensing light, makes the light emitted by the light source gather and irradiate to the flame simulation spare, improves the light concentration of the flame simulation spare, and the flame simulation spare can reflect higher intensity light for external illumination, has better lighting effect, and, the focusing effect of reflector can also form the light spot on the flame simulation spare, and the light spot presents on the flame simulation spare, makes the flame simulation spare more realistic, improves the simulation of electronic candle.

Irradiation targets, systems and methods are provided for producing radionuclides by irradiation of the target with ions from a particle accelerator. Irradiation targets comprise a metallic layer enriched with a specific metal isotope, a base plate supporting the metallic layer, and an isolating layer covering the metallic layer on the base plate by at most 3 μm of a deposited metal having a low vapor pressure. The base plate is made of a metal or metal alloy that has a high thermal conductivity, and the irradiation target is configured to be set within a case of an irradiation device that irradiates the metallic layer thereof with the ions. Methods and systems of producing the irradiation targets and processing the targets after their irradiation are further provided.

The invention discloses a flexible color gradient module and a preparation process thereof, and relates to the technical field of flexible light guide, the flexible color gradient module comprises a flexible printed circuit board, the flexible printed circuit board is bonded with a light transmitting film through liquid silica gel resin, and the liquid silica gel resin is used as a light guide plate to guide light emitted by a light source. The liquid silica gel resin has good light guide performance and flexibility, the liquid silica gel resin is used as a bonding material, the dual effects of light guide and bonding are achieved, the stability of the whole module in a high-temperature or high-intensity light environment is improved, meanwhile, the arrangement of the light guide layer is reduced, the integration degree of the whole module is higher, and the light guide layer is more compact. The light source is arranged on the side, close to the liquid silica gel resin, of the flexible printed circuit board, light rays emitted by the light source are guided through the liquid silica gel resin, and therefore the light rays penetrating through the light-transmitting film have the dynamic change effect.

The invention discloses a light source and monochromator coupling method and system based on an optical fiber bundle. According to the system, extremely strong light energy is required to be input into the monochromator to overcome monochromatic light intensity attenuation caused by expansion of the light energy in a frequency domain, so that high-intensity spectrum-adjustable monochromatic light meeting the test requirement is obtained. According to the invention, the plasticity of the end face of the optical fiber bundle is utilized to construct a circular-rectangular light spot shape conversion bridge. The input end of the optical fiber bundle is shaped into a circle so as to efficiently receive and gather circular light spots from a high-power xenon lamp light source; and the output end is shaped into a rectangle matched with the entrance slit of the monochromator, so that output light spots are perfectly matched with the monochromator in spatial distribution. According to the method, the coupling efficiency bottleneck between a traditional circular light spot light source and a monochromator slit input mode is solved, and compared with a tunable laser scheme, the cost is remarkably reduced; the device has the outstanding advantages of simpler structure, more compact space, more convenient integration and extremely high light energy utilization rate.

To provide lighting devices and the like with high intensity. [Solution] The LED lighting device 1 comprises a frame 20 having a long, plate-shaped main part 21, a light source unit 10 positioned on one side of the main part 21, and a cover member 30 attached to the frame 20 so as to cover the light source unit 10. The cover member 30 has a cover body 31 and a mounting part 32 connected to the cover body 31 and attached to the frame 20. The mounting part 32 is a protruding wall 33c that protrudes from the cover body 31 in the direction from one side of the main part 21 toward the other side, and the frame 20 is provided with a fall prevention structure to prevent the protruding wall from falling over.

The invention relates to the technical field of photovoltaic equipment, and discloses movable photovoltaic equipment which comprises a base, a connecting frame is arranged on the base through a rotating assembly, an inclined frame body is fixedly connected to the upper surface of the connecting frame, and a plurality of photovoltaic panels are fixedly connected to the inclined surface of the frame body. The two sides of the base are each provided with a ground inserting assembly used for adjusting the levelness, each ground inserting assembly comprises two ground inserting assemblies, and the base is provided with two clamping assemblies used for fixing after the rotating assemblies rotate. According to the invention, the solar trajectory can be tracked in real time by dynamically adjusting the position of the photovoltaic panel, so that the power generation efficiency is remarkably improved, diversified scene requirements are met, the equipment does not need to be disassembled and assembled again, the working efficiency is greatly improved, the connecting frame can be rotated according to requirements, the orientation of the photovoltaic panel is adjusted, and the photovoltaic power generation efficiency is improved. The time of daily high-intensity illumination can be prolonged, and the invalid power generation period caused by angle deviation is avoided.

The invention discloses a steam turbine blade full-coverage image acquisition method and device based on cooperative sliding rotation of multiple rows of industrial cameras, and belongs to the technical field of steam turbine blade detection. In order to solve the problems that manual detection is low in efficiency and poor in safety and the blade state cannot be monitored in real time, a stretching-in type sealing device is adopted to be welded to the interior of a steam turbine, a visual window is arranged, and multiple sets of industrial camera arrays are arranged in the device and fixed to a rotating shaft capable of horizontally sliding and rotating; determining a shooting area when the blade is static by pre-adjusting the focal length and angle of the camera; during operation, the surrounding type high-intensity light source and the air knife cleaning module are started to remove window water mist, and the multi-camera frame rate and the shutter speed are synchronously adjusted to collect blade images. Non-contact real-time high-definition image acquisition is realized, potential safety hazards are eliminated, crack identification precision is improved, and data support is provided for blade state analysis.

The present disclosure relates to an automatic darkening filter 20 which is suitable for darkening for protection from light, in particular from high intensity light, with a simplified set-up, as well as to a set-up device 40 for setting up parameters of a such filter 20. The present disclosure also relates to a system 100, 100′ comprising such an automatic darkening filter 20 and such a set-up device 40, in particular a welding device 110. The present disclosure furthermore relates to a method for setting up such an automatic darkening filter 20 as well as to a headgear 10 with such an automatic darkening filter 20 and to a welding device 110 with such a set-up device 40.

The utility model relates to a marking device, in particular to a marking mechanism for a resonator, which comprises a marking machine, a conveying table, a laser arm, a protective shell, a cover plate and an exhaust fan, the conveying table is arranged at the position of a workbench of the marking machine, and the laser arm of the marking machine is positioned above the conveying table. The protective shell is fixed to a workbench of the marking machine and located outside the conveying table, the laser arm is fixedly connected with a cover plate, the cover plate can be combined with the protective shell to form a closed space, and an exhaust fan is arranged on the cover plate. The protective shell is fixed outside the conveying table, when the laser arm descends for marking, the cover plate at the end of the laser arm and the protective shell can form a closed space, high-intensity light generated by marking is effectively blocked, and eye health of workers is protected.

The embodiment of the invention provides a display panel and a display device. The display panel comprises a fingerprint identification unit. The fingerprint recognition unit comprises a photoelectric sensor and a light supplementing device, and the light supplementing device is adjacent to the photoelectric sensor and used for supplementing light emitted by the fingerprint recognition unit towards the light emitting face of the display panel. A light source with higher intensity can be provided for the fingerprint identification unit during working, the intensity of light reaching the surface of a finger is supplemented, and then the effect of capturing fingerprints through the reflection and refraction effects of the light is improved. Attenuation generated when light rays penetrate through part of film layers of the display panel is compensated through a light source generated by the light supplementing device, conditions are provided for the situation that the intensity of the light rays received by the photoelectric sensor is in a standard range, and therefore the accuracy of the sensitivity when the photoelectric sensor converts the intensity of the light rays into electric signals is improved; and the sensitivity and the accuracy of the fingerprint identification unit are improved.

The present invention relates to the technical field of light diffuser panels, and more specifically to a high-strength light diffuser backsheet and a method for preparing the same. MS is highly brittle, and its flexibility, heat resistance, and dimensional stability when used as a light diffuser backsheet are poor. In response to the above-mentioned technical problems, the present invention provides a high-strength light diffuser backsheet, which uses MS as a resin matrix and chopped glass fibers as a reinforcing agent. The chopped glass fibers are added to the resin matrix by side feeding, resulting in a high-strength light diffuser backsheet having excellent toughness, heat resistance, and dimensional stability, and having good market application prospects.

The invention provides light generating system (1000) comprising one or more light generating devices (100), a first luminescent material (210), a second luminescent material (220), a first support (810), and a second support (820), wherein: (A) the one or more light generating devices (100) are configured to generate device light (101); wherein the one or more light generating devices (100) comprise one or more solid state light sources (10) selected from laser diodes and superluminescent diodes; wherein the device light (101) comprises violet and / or blue light; (B) the first luminescent material (210) is configured to convert at least part of the device light (101) received by the first luminescent material (210) into first luminescent material light (211); wherein the first luminescent material (210) comprises a luminescent material of the type A3B5O12:Ce, wherein A comprises one or more of Y, La, Gd, Tb and Lu, and wherein B comprises one or more of Al, Ga, In and Sc; (C) the second luminescent material (220) is configured to convert at least part of the device light (101) received by the second luminescent material (220) into second luminescent material light (221); wherein the second luminescent material light (221) has a peak emission wavelength in the red wavelength range; (D) the first support (810) is configured to support the first luminescent material (210); the second support (820) is configured to support the second luminescent material (220); wherein the first support (810) is a stationary support and the second support (820) is a movable support, configured to move during a first operational mode of the light generating system (1000); (E) the light generating system (1000) is configured to generate system light (1001), wherein in a first operational mode of the light generating system (1000): the system light (1001) comprises (i) part of the device light (101), (ii) first luminescent material light (211), and (iii) second luminescent material light (221), and wherein the system light (1001) has a correlated color temperature selected from the range of 1500-10000 K and a color rendering index of at least 65.

The application discloses a method for intelligently identifying and positioning and superimposing a high-cut low-loop and flat-cut flat-loop carpet pile surface, and belongs to the technical field of digital printing. First, under the irradiation of a high-intensity light source, the carpet surface image is collected by a high-speed camera by utilizing the significant difference in the reflection characteristics of the cut-pile and loop-pile areas. Second, the cut-pile area (A) and the loop-pile area (B) are accurately identified and distinguished based on an image segmentation technology, and specifically, a threshold segmentation based on color features or a semantic segmentation model based on deep learning can be adopted. Third, a mapping relationship between the areas and the printed patterns is established, a first pattern is printed in the A area, and a second pattern is printed in the B area. Finally, compensation is performed on the area boundary by a boundary pixel expansion algorithm, and accurate positioning and superimposition are realized. The application completely solves the industry problems of misplacement and ghosting of three-dimensional pile carpet printing, realizes perfect fusion or accurate comparison of patterns and underlines, and greatly improves the design freedom and product artistic value.

The invention relates to the technical field of optical fiber mode-locked lasers, and particularly discloses a bending modulation all-optical fiber saturable absorber and a design and preparation method thereof. According to the method, controllable macroscopic bending modulation is introduced into a common single-mode optical fiber, so that linear loss caused by bending is coupled with a nonlinear Kerr effect in the optical fiber. When the incident light power is high, refractive index modulation caused by the Kerr effect enhances the light guide capability of the central area of the optical fiber, so that the original bending loss is partially compensated, and high-intensity light low-loss transmission is realized; and the low-intensity area at the edge of the light field is insufficient in refractive index modulation to compensate for bending loss, so that light energy leakage is enhanced, and low-intensity light high-loss suppression is formed. The light intensity dependent bending loss modulation mechanism constructs the saturable absorption characteristic of an all-fiber, and the saturable absorption behavior can be obtained by using the structure of the fiber. According to the design, the device structure in the mode-locked laser is simplified, the manufacturing cost is reduced, and the compatibility with a polarization maintaining optical fiber system is improved.