22 results about "Trigonal prism" patented technology

The spherical four-glued prism is formed by gluing and connecting three triangular prisms and a curved prism, each gluing surface is plated with a functional film, each non-gluing surface is plated with an anti-reflection film, the outer diameter position of the curved prism is coated with black extinction paint, and the outer diameter position of the curved prism is coated with the black extinction paint. The curved prism can be arranged on any side of the three triangular prisms; the processing technology of the spherical four-cemented prism comprises the following steps: 1) preparing a light blank; 2) plating a first light splitting film, combining, polishing, plating a second light splitting film, combining and polishing in sequence; the method comprises the following steps of (1) preparing a curved prism, (2) cutting the curved prism to form a green body with a specified size, (3) cutting to form a green body with a specified size, (4) pasting an auxiliary lens, (5) processing a spherical surface, (6) removing the auxiliary lens, and (7) plating an antireflection film on the spherical surface, and coating the outer diameter of the curved prism with black matting paint The prism prepared by the method is compact in structure, excellent in performance, high in processing precision and small in gluing deviation, and can realize low-cost and batch production and universalization of a jig at the same time.

The embodiment of the invention discloses a detection system and method for a battery cell clamping needle, and the detection system comprises a camera and a visual upper computer. The camera is used for collecting a to-be-detected image; the to-be-detected image is an image imaged on the triangular prism after the light source lights the end face of the cell clamping needle plated with the fluorescent material and the end face of the standard block; the visual upper computer is used for acquiring a to-be-detected image acquired by the camera on the detection station; and performing defect detection on the to-be-detected image to obtain a detection result of the to-be-detected image, and sending the detection result to the controller. According to the embodiment of the invention, the light source is used for lighting the end face of the cell clamp needle and the end face of the standard block which are plated with the fluorescent material, the camera is used for collecting images of the end face of the cell clamp needle and the end face of the standard block on the triangular prism, and the fluorescent material can enhance the contrast, so that details of the end face of the cell clamp are more easily captured; therefore, the definition and accuracy of the to-be-detected image are improved.

The photovoltaic module comprises a battery piece array, a front cover plate, a rear cover plate, a sealant and a reflective film strip, the battery piece array comprises a plurality of solar battery pieces, a gap is formed between any two adjacent solar battery pieces, the battery piece array is sealed between the front cover plate and the rear cover plate through the sealant, and the reflective film strip is arranged between the front cover plate and the rear cover plate. The reflective film strip is opposite to at least part of the gap, the reflective film strip is provided with a reflective protrusion facing the front cover plate, the reflective protrusion is of a triangular prism structure, and the vertex angle alpha of the reflective protrusion and the total reflection angle beta of an interface between the front cover plate and air meet the condition that alpha is larger than or equal to 90 degrees and smaller than 180 degrees-beta. According to the photovoltaic module provided by the invention, the vertex angle of the reflective bulge is adjusted according to the total reflection angle of the interface between the front cover plate and the air, so that the light reflected to the front cover plate through the reflective bulge can be ensured to be totally reflected on the interface between the front cover plate and the air, and the refraction loss of the light at the front cover plate can be reduced; therefore, the light utilization rate of the photovoltaic module is improved.

The application discloses a brightness enhancement film and a display device, and relates to the technical field of optical films. The brightness enhancement film structure comprises a linear triangular prism structure, a first linear extension columnar structure which is arranged in a first preset angle and is overlaid with the light entrance surface of the linear triangular prism structure, and a second linear extension columnar structure which is arranged in a second preset angle and is overlaid with the first linear extension columnar structure away from one side of the linear triangular prism structure. The linear triangular prism structure, the first linear extension columnar structure and the second linear extension columnar structure are sequentially arranged from top to bottom, and the first linear extension columnar structure and the second linear extension columnar structure are sequentially arranged in the preset rotation direction according to the first preset angle and the second preset angle respectively, with the extension direction of the linear triangular prism structure as the reference. The application solves the problem that the existing light uniformization film still belongs to the diffusion function film category, and the brightness is reduced when a plurality of stacked films are used.

The utility model discloses a multi-angle combined light source device and a detection system. The multi-angle combined light source device comprises a device bottom shell, a first light source module, a second light source module, a first oblique triangular prism and a second oblique triangular prism, a concave groove is formed in the device bottom shell, and a first light source module and a first oblique triangular prism are oppositely arranged on the two sides of the concave groove in the first direction respectively; the first direction is perpendicular to the second direction, and a second light source module and a second oblique triangular prism are oppositely arranged on the two sides of the concave groove in the second direction respectively. First light rays emitted by the first light source module penetrate through the concave groove and then are transmitted to the first oblique triangular prism, second light rays emitted by the second light source module penetrate through the concave groove and then are transmitted to the second oblique triangular prism, and the direction of the first light rays is perpendicular to the direction of the second light rays. The method has the beneficial effects that on one hand, an omnibearing light supplementing effect is provided for the detected object, and on the other hand, more comprehensive illumination support is provided for detecting a more accurate view.

The invention discloses a visual detection device, and relates to the technical field of detection light sources. The embodiment of the invention provides a visual detection device. The visual detection device comprises a base, a reflection assembly and a camera detection assembly, a first reflecting surface and a third reflecting surface of the square prism are arranged towards the detection port, and a second reflecting surface of the square prism is arranged towards the interior of the detection space; the reflecting surfaces of the first prism and the second prism are oppositely arranged along a first direction, and are respectively oppositely arranged with the first reflecting surface and the second reflecting surface along a second direction; the reflecting surfaces of the third prism and the fourth prism are oppositely arranged along the first direction, and the third prism and the third reflecting surface of the square prism are oppositely arranged along the second direction; and the reflecting surface of the fourth prism faces the detection space. According to the visual inspection device, the square prism and the triangular prisms which are arranged in a combined mode can be matched with the camera inspection module to simultaneously inspect the two different side faces of the workpiece to be inspected, and the inspection efficiency is high.

This invention relates to an AOI (Automated Inspection) device for triangular prisms, comprising a working platform with a loading station, a first positioning station, a bottom inspection station, a first buffer station, an inspection station, a second buffer station, a second positioning station, and a unloading station. A loading device loads a tray full of triangular prisms. A first transfer mechanism transfers the prisms from the tray to the first positioning station for positioning. A second transfer mechanism sends the prisms, after the bottom surface is photographed by the bottom inspection device, to the buffer device at the first buffer station for reorientation. A third transfer mechanism transfers the prisms to the second inspection device for photographing the top surface, side surfaces, and edges. The inspected prisms are then sent to the second buffer station for buffering and reorientation. The second transfer mechanism then sends them to the second positioning station for positioning. Finally, the unloading device sorts and unloads the prisms. This invention integrates automatic loading, bottom surface inspection, buffer reorientation, multi-face inspection, positioning and unloading, and sorting into one comprehensive and efficient inspection system with a high degree of automation, ingenious structure, and convenient practicality.

The utility model discloses a bat model for assisting in crystal symmetry element teaching, which comprises a connecting rod, a cubic symmetry axis and a spherical pin, and is characterized in that the outer end of the connecting rod is connected with a triangular column cross-linking end, and the joint of the connecting rod and the triangular column cross-linking end is provided with a convex end; a tertiary symmetry axis is installed on the inner side of the connecting rod, elastic C-shaped clamping grooves are formed in the outer side of the tertiary symmetry axis and the outer side of the connecting rod in a clamped mode, and a four-claw-shaped spherical groove is fixedly formed in the middle of the back face of each elastic C-shaped clamping groove. The utility model belongs to the technical field of bat models, and aims to solve the problem that in the prior art, the structure is relatively simple, so that a cubic symmetry axis in a three-square-column single-shaped bat model is difficult to support, and visual display of the suspended cubic symmetry axis cannot be realized. The three-square-column single-shaped bat model has the technical effects that the problems that the structure is relatively simple and the three-square-column single-shaped bat model is difficult to support the three-square-column single-shaped bat model are solved, and visual display of the suspended three-square-column single-shaped bat model is realized.

The invention discloses a triangular prism scrubbing machine, and belongs to the technical field of optical element machining, the triangular prism scrubbing machine comprises a mounting machine table, material tower mechanisms are arranged at the two ends of the mounting machine table, the material tower mechanisms are driven by carrying table mechanisms, and a middle material placing mechanism and a buffer carrying table mechanism are arranged in the middle of the mounting machine table; a liquid medicine tank, a pure water tank and a scrubbing set mechanism are arranged at the four corners of the mounting machine table, and a carrying, taking and placing mechanism is further arranged on the mounting machine table. Through cooperation of the tower material mechanism, the carrying table mechanism, the taking and placing mechanism and the scrubbing set mechanism, full-automatic operation can be achieved, manual participation in feeding and discharging, taking and placing and station switching is not needed in the whole process, collision and scratching of prisms can be avoided, and the product yield is increased; and meanwhile, a multi-station synchronous operation mode is adopted, so that the scrubbing efficiency is improved, the large-scale production requirement can be met, three working surfaces of the triangular prism can be synchronously and accurately scrubbed, and the scrubbing effect of each surface is ensured.

The invention provides an OCT speckle noise dynamic suppression system and method based on a spatial light modulator, the system comprises an OTC imaging system and a spatial light modulation unit, the OTC imaging system comprises an OCT light source, a first optical fiber coupler, a first circulator and a second circulator 4; the OCT light source is used for emitting broadband swept-frequency light, the optical fiber coupler I is used for dividing the emitted broadband swept-frequency light into a reference light beam and a sample light beam, the spatial light modulation unit comprises a triangular prism, a spatial light modulator and a 4f system, and the sample light beam is emitted from the collimator II and then is transmitted to the optical fiber coupler II; after passing through the horizontal polarizer, the sample light beam is reflected by the triangular prism to irradiate a screen of the spatial light modulator for modulation, the modulated sample light beam is subjected to zero-order unmodulated sample light beam filtering by an aperture diaphragm in the 4f system, and finally the sample light beam irradiates a sample through the galvanometer; according to the invention, a plurality of customized random speckle phases are loaded on a sample light wave front by using a spatial light modulator to obtain a sample structure diagram under different speckle phases.

This utility model provides an optical zoom substrate loading fixture, relating to the field of loading fixture technology. The washing basket frame, the middle washing basket rack, and the side washing basket racks are all made of metal. The side washing basket racks can be adjusted in installation position within the length range of the adjustment groove. Several support teeth are provided on both the middle and side washing basket racks, with adjacent support teeth forming a contoured support position for accommodating the end of a triangular prism. The support surface width of the support teeth does not exceed 1mm. By using metal for the washing basket frame, middle washing basket rack, and side washing basket racks, the fixture has higher strength, is less prone to deformation, and has a longer service life, avoiding product scratches caused by deformation. The support surface width of the support teeth does not exceed 1mm, avoiding contact areas other than the 1.5mm ineffective area of ​​the triangular prism, thus preventing product quality issues caused by a large contact area.

The invention belongs to the technical field of adsorption separation materials, and particularly discloses a zinc-based MOF material with triangular prism type metal clusters and a preparation method thereof.The preparation method comprises the following steps that S1, zinc nitrate hexahydrate and 1, 3, 5-tri (4-carboxyl phenyl) benzene are dissolved in N, N-diethyl formamide and deionized water; placing in a reaction bottle, sealing, carrying out heat treatment, and cooling the system to room temperature to obtain colorless needle-like crystals; and washing, activating, and collecting a product to obtain the WUST-4. According to the zinc-based MOF material with the triangular prism type metal clusters and the preparation method of the zinc-based MOF material, a network topology structure based on the triangular prism type Zn4O clusters is formed, and the benzene adsorption performance is shown under low pressure through multiple non-covalent interaction; the key function of solvent-mediated conformational engineering in expanding the structural diversity of MOFs based on deformable SBUs and flexible ligands is disclosed, and a new path is opened up for directional design of novel functional MOFs.

The application discloses an infrared, laser and millimeter wave three-mode composite detection and guiding head optical system and belongs to the field of optical imaging guiding heads. The system is coaxially provided with a fairing, a secondary mirror, a primary mirror, a millimeter wave phased array radar and a right-angle light splitting prism along an optical axis from an object side to an image side; the millimeter wave phased array radar is located between the primary mirror and the right-angle light splitting prism, and a center hole thereof allows infrared and laser light to pass through; the right-angle light splitting prism is formed by splicing two triangular prisms into a cube through optical cementing, so that infrared light is transmitted along an original direction after transmission, and laser light is reflected and propagates in a direction which forms a 90-degree angle with an incident direction. An infrared light path is imaged on an infrared subsystem image plane through an infrared imaging lens; and a laser light path is focused to a four-quadrant detector through a laser converging lens after being reflected by the right-angle light splitting prism. The application can improve light energy utilization and long-distance target detection capability, and realizes all-weather, anti-interference, high-integration and precise detection.

The invention discloses an ultraviolet excitation optical detection system which comprises a coaxial light source and a dome light source arranged on the lower portion of the coaxial light source, an observation assembly communicated with the coaxial light source is arranged on one side of the coaxial light source, and the observation assembly receives optical signals reflected by an object to be detected; the coaxial light source comprises a square prism arranged at the lower part, and the square prism comprises a first triangular prism and a second triangular prism matched with the inclined surface of the first triangular prism; light inside the coaxial light source penetrates through the square prism and emits ultraviolet light downwards, and the dome light source also emits ultraviolet light downwards and irradiates an object to be detected below; an optical signal reflected by the object to be detected is reflected by an inclined plane between the first triangular prism and the second triangular prism and enters the observation assembly; a plurality of light sources are used for cooperative work, accurate matching of an excitation spectrum and a target fluorescent dye absorption peak is achieved, and the light energy utilization rate and the detection sensitivity are improved.

The utility model relates to optical technology field especially is a kind of optical switch and optical communication equipment.Optical switch includes: port subassembly, located the light-in / light-out side of triangular prism, including: first port, for connecting 1 optical fiber;Second port, for connecting 4 optical fibers;Prism subassembly, including: first prism, can switch between first position and second position, when located first position, the transmission path of optical signal passes through first prism, when located second position, the transmission path of optical signal does not pass through first prism;Second prism, can switch between third position and fourth position, when located third position, the transmission path of optical signal passes through second prism, when located fourth position, the transmission path of optical signal does not pass through second prism;Wherein, second prism includes at least two second refractive parts.In the utility model, the structure of optical switch is compact, the volume is smaller, and the insertion loss is smaller.

The application discloses a light beam nesting type laser beam combining device for obtaining a stepped light intensity distribution. The light beam nesting type laser beam combining device comprises a first laser, a conical mirror, a slotted triangular prism and a second laser, and the first laser, the conical mirror and the slotted triangular prism are sequentially arranged from left to right. The second laser is arranged above the slotted triangular prism, and the laser beam output by the second laser is vertically incident on the slot surface of the slotted triangular prism. The conical mirror is used for transforming the laser beam emitted by the first laser into a circular ring laser beam with zero intermediate light intensity and gradually increasing along the radial direction. The slotted triangular prism is used for rotating the emission direction of the circular ring laser beam by 90 degrees to be parallel to the emission direction of the laser beam of the second laser, and does not change the light intensity distribution. The laser beam emitted by the second laser is transmitted through the slot surface of the slotted triangular prism, and is combined with the circular ring laser beam rotated by 90 degrees to form a nesting type laser beam.

Arrangement of optical elements for the formation of structural patterns using direct laser interference, in which a laser beam source emits a laser beam (1) and in which a triangular or quadrilateral prism (2) formed with two triangular subprisms (2.1 and 2.2) connected to each other at a planar surface by means of a layer (2.3) having properties that divide the laser beam (1) into sub-beams (1.1 and 1.2), and the two sub-prisms (2.1 and 2.2) have two equal acute angles α, each arranged between the planar surface at which the two sub-prisms (2.1 and 2.2) are connected to each other and an outwardly facing surface, wherein the laser beam (1) is directed towards one of the outwardly facing surfaces of one of the two partial prisms (2.1 and 2.2), so that the laser beam (1) hits the layer (2.3) inside the prism (2) and there by reflection of part of the radiation at the layer (2.3) and transmission of another part of the radiation through the layer (2.3) a division of the laser beam (1) into two partial beams (1.1 and 1.2) takes place, wherein the resulting partial rays (1.1 and 1.2) strike one of the outward-facing surfaces of one of the two partial prisms (2.1 and 2.2), are reflected at these surfaces, and the partial rays (1.1 and 1.2) emerge from the surfaces of the two partial prisms (2.1 and 2.2) which are arranged opposite the acute angle α. from there onto at least one optical element (5) which is designed such that the partial beams (1.1 and 1.2) are aligned in such a way that they interfere with each other in an area of ​​a component in which a structural pattern is to be formed, characterized in that the distance (D E) between the point of impact of the laser beam (1) on the prism (2) and the tip of the two sub-prisms (2.1 and 2.2) is variable, wherein Between the prism (2) formed with the two partial prisms (2.1 and 2.2) and the at least one optical element (5) a further prism (7) is arranged, which is connected to two further partial prisms (7.1 and 7.2) by means of a layer (7.3) and is aligned at an angle greater than 0° with respect to the prism (2) on which the at least one laser beam (1) first strikes, or the partial beams (1.1 and 1.2) emerging from the prism (2) are rotatable about a common axis and are directed directly or by means of a reflecting element (3) onto an outwardly facing surface of the further prism (2), so that the two partial beams (1.1 and 1.2) can each be divided into further partial beams (8.1 to 8.4) and used to form a structural pattern.

The invention discloses a material refractive index measuring method and device based on an optical waveguide. The material refractive index measuring device comprises a light source, the optical waveguide, a first right-angle triangular prism and a rotating mechanism, the material refractive index measurement method comprises the following steps: arranging an optical waveguide and a measurement object layer on a right-angle surface of a first right-angle triangular prism; controlling the light source to output a measurement light beam, wherein the measurement light beam enters the optical waveguide or the measurement object at a preset incidence angle; the rotating mechanism is controlled to drive the first right-angle triangular prism, the optical waveguide and the measurement object to rotate synchronously so as to change the incident angle of the measurement light beam incident to the optical waveguide or the measurement object until the light beam is just refracted into the measurement object from the optical waveguide from total reflection transmission in the optical waveguide; and determining the refractive index of the measured object according to the refraction law. According to the scheme, measurement of the refractive index of the light-transmitting material with the refractive index smaller than that of the optical waveguide is achieved, the device is simple in structure and wide in measurement range, and the requirement for refractive index detection of various light-transmitting materials in industrial production is met.

The invention discloses a high-uniformity area array pumping source based on a novel balsaming lens and a use method, and belongs to the technical field of semiconductor lasers. The area array pumping source comprises a laser emitting module, a bonding lens and a macro-channel cooling water channel, the balsaming lens comprises a triangular prism, a rectangular lens and a conical lens, the triangular prism is arranged on one side of the laser emitting module, the rectangular lens is connected to the side, away from the laser emitting module, of the triangular prism in a glued mode, and the conical lens is connected to the side, away from the triangular prism, of the rectangular lens in a glued mode. According to the area array pumping source, light output by the two bar arrays is subjected to beam shaping in the fast axis direction and the slow axis direction, high light spot uniformity and light spot modulation degree are further achieved, and the system structure can be simplified fundamentally.

The invention discloses an infrared, laser and millimeter wave three-mode composite detection seeker optical system, and belongs to the field of optical imaging seekers. The system is coaxially provided with a fairing, a secondary reflector, a primary reflector, a millimeter wave phased array radar and a right-angle beam splitter prism along an optical axis from an object space to an image space. The millimeter wave phased array radar is located between the main reflector and the right-angle beam splitter prism, and the center of the millimeter wave phased array radar is provided with a hole allowing infrared and laser rays to pass. The right-angle beam splitter prism is a cube formed by splicing two triangular prisms through an optical cement method, so that infrared light is transmitted and then propagated in the original direction, and an included angle of 90 degrees is formed between the propagation direction and the incident direction after laser light is reflected. The infrared light path is imaged on an infrared subsystem image plane through the infrared imaging lens group; a laser light path is reflected by the right-angle beam splitter prism and then is focused to the four-quadrant detector through the laser convergent lens group. According to the invention, the light energy utilization rate and the remote target detection capability can be improved, and all-weather, anti-interference and high-integration accurate detection can be realized.

The invention relates to a miniaturized OCS optical switch based on an MEMS technology, which comprises an input collimation optical fiber array and an output collimation optical fiber array which are located on the same straight line, and a triangular prism is arranged between the input collimation optical fiber array and the output collimation optical fiber array. An input MEMS chip array which is obliquely distributed and coupled with the input collimation optical fiber array is arranged on the light outlet side of the input collimation optical fiber array, an output MEMS chip array which is obliquely distributed and coupled with the output collimation optical fiber array is arranged on the light inlet side of the output collimation optical fiber array, and the input MEMS chip array is coupled with the output MEMS chip array through a triangular prism. The input collimation optical fiber array, the output collimation optical fiber array, the triangular prism, the input MEMS chip array and the output MEMS chip array are all located in a shell. The beneficial effects are that the input collimation optical fiber array and the output collimation optical fiber array can be directly coupled and can be rapidly fixed at the optimal position, a lot of time can be saved, and the optical fibers do not need to be bent.

The invention discloses a 195 nm femtosecond laser capable of outputting high power, which relates to the technical field of laser, and comprises a femtosecond laser seed source, a seed optical coupling system, a Ti: sappfire single crystal optical fiber, a pump light focusing mirror, a double-color sheet, a collimating mirror, a pump source, an amplification optical coupling system, a frequency doubling crystal, a frequency quadruplicating crystal and a triangular prism, 532nm pump light generated by the pump source sequentially passes through the collimating mirror, the double-color plate and the pump light focusing mirror and enters the Ti: sapphile single crystal optical fiber to generate population inversion; seed light generated by the femtosecond laser seed source passes through the seed light coupling system and enters the Ti: sapphile single crystal optical fiber generating population inversion to amplify the optical power of the Ti: sapphile single crystal optical fiber, and 780nm power amplified light is output; 780nm power amplification light is output through the pump light focus lens and the double-color sheet in sequence, enters the frequency doubling crystal and the frequency quadruplicating crystal through the amplification light coupling system for cascade frequency doubling, and is finally split through the triangular prism to obtain 195 nm deep ultraviolet laser. And the 195 nm deep ultraviolet laser with the power of W magnitude is obtained.