59 results about "Glass prism" patented technology

The invention discloses an optical module automatic chip mounting and assembling machine. The optical module automatic chip mounting and assembling machine comprises a worktable and an intermittent rotary plate arranged on the worktable. Six tool clamps are evenly distributed along the periphery of the intermittent rotary plate at intervals. A glass prism feeding manipulator, a glue dispensing device, an optical filter feeding device, a chip mounting press-fitting device, a UV curing device, a finished product taking manipulator and a controller which correspond to the tool clamps are sequentially arranged on the worktable and around the intermittent rotary plate. Linkage of all the processes is realized through the intermittent rotary plate with six stations, glass prism feeding, glue dispensing, optical filter feeding, chip mounting press-fitting, UV curing and finished product taking are carried out in sequence, and automatic operation of all the procedures is realized. Automatic batch production is realized through various sensors and electric element control machines and mechanisms, and the production efficiency, and reliability and consistency of novel products are improved. As the glue outlet amount can be controlled accurately, the accuracy of chip mounting and assembling is greatly improved, and product quality is improved.

The invention discloses a method called optical interferometry about spectrometer, imaging and simultaneous phase-shifting: enlarge polarization laser beam emitted by laser source and get linearly polarized planer source, then, enter the interference system of linearly polarized planer source and get a interference field where testing wavefront and reference wavefront have collinear beam and polarization direction is vertical each other. beam of light of interference field is divide ed into 4 beams of light whose space is distributed symmetrically and whose intensity is symmetrical after passing through 1 / 4 wave plate and light dividing system of combined glass prism, the four beams of light projects to ccd focus plane after it is through polaroid analyzer, thus, we get four interference fringe pattern whose phase move 90 degrees after a sampling at a high speed. At the same time, it discloses the device using the method. According to the device and method of this invention, the principle is clear and the method is simple, the device possesses miniaturization. It realizes dynamic measuring whose optic interference is high-accuracy at the scene; it is simpler and more convenient to measure the course.

The invention provides a laser device for realizing semiconductor laser beam coupling of a parallel plate prism combination, which consists of two semiconductor laser alternating arrays, two fast axis collimation lenses, two slow axis collimation lenses, a parallel plate glass prism stack, a beam expanding system consisting of two lens pillars and a focusing system consisting of balsaming lenses, wherein all the parts are arranged in parallel; and the invention realizes the high power of kilowatt laser, and overcomes the defects of large volume, low energy efficiency, short service life and the like of a chemical laser, a CO2 laser, a lamp pump and a semiconductor laser pumping the Nd:YAG fundamental frequency of which is 1064nm. The power of the high-power semiconductor laser light source related by the invention can be output in hectowatt to kilowatt and finally can be coupled with an optical fiber. Under the condition of the same power, the volume of the laser device is 1 / 3-1 / 10 of that of other lasers, the operation cost is 1 / 4-1 / 20 of that of the other lasers, and the service life can be over 10000 hours which is 5-10 times of that of the other lasers.

The invention discloses a prism SPR sensor detection system based on P-polarized light, which belongs to the technical field of the prism SPR sensor systems. The prism SPR sensor detection system orderly consists of a light source (1), a multimode optical fiber (2), a prism SPR sensor (4), a convex lens (5), a spectrometer (7) which receives rays transmitted by the convex lens (5) through a multimode optical fiber (6), and a computer (9) connected with the spectrometer (7). The prism SPR sensor detection system is characterized in that a polarization splitting prism (3) with a splitting bandwidth of between 40 and 1000nm is also arranged between the light source (1) and the prism SPR sensor (4). The method ensures that the half-wave widths of resonance wave troughs in a spectrum are reduced, more contributes to the analysis and detection of resonant wavelength parameters in a wavelength modulation method, and is also favorable for improving adhesion phenomenon of various resonance wave troughs of a resonance spectrum detected by a prism distributed measurement system. The prism SPR sensor detection system has the characteristics of simple light path, narrow resonance wave troughs, high detection accuracy, and so on.

The invention provides a surface plasmon resonance sensing element and a manufacturing method thereof, belonging to the technical field of a sensor for biological system detection. The sensing element comprises a metallic membrane (2), a sensitive membrane and a magnet (3), wherein, the metallic membrane with a chromium membrane and a gold membrane as the sensing elements is plated on the bottom surface of a glass prism (1), the sensitive membrane composed of magnetic nanoparticles (4) subject to surface hydroformylation and an antibody (5) linked with an aldehyde group through a covalent bond is made on the metallic membrane, and the magnet is arranged under the glass prism. The manufacturing method of the sensing element comprises the following steps: preparation of the metallic membrane, preparation of Fe3O4 magnetic nanoparticles, preparation of ammoniated SiO2-coated magnetic nanoparticles, preparation of magnetic nanoparticles subject to surface hydroformylation and preparation of the sensitive membrane. The invention has the advantages of simple manufacturing process, high sensitivity, good biocompatibility and good selectivity and can be used in all antibody and antigen detection and protein and drug measurement.

The present invention provides a backlight module which is used for double-vision display, wherein the backlight module comprises the following components: a light source; a light conducting plate which homogenizes, conducts and diffuses the incidence light of light source; a diffusing piece which is configured between the light conducting plate and the liquid crystal panel; a pair of glass prism pieces which are configured between the diffusing piece and the liquid crystal panel; and a reflecting piece. The invention is characterized in that the surface formed by one glass prism of the glass prism piece arranged at the side of diffusion piece in the pair of glass prisms faces the diffusion piece, and furthermore the glass prism axes (ridges of the glass prism) are configured in parallel in the vertical direction relatively to the liquid crystal picture. The surface formed by the glass prism of the other glass prism piece at the side of liquid crystal panel in the pair of glass prisms faces the liquid crystal panel, and furthermore the glass prism axes (ridges of glass prism) are configured consistent in horizontal direction relatively to the liquid crystal picture.

Provided are a two-dimensional planar photonic crystal superprism device and a method of manufacturing the same, in which a manufacturing process is simplified using a nanoimprint lithography technique, and thus price-reduction and mass production are facilitated. The two-dimensional planar photonic crystal superprism device includes: a single-mode input waveguide comprising a straight waveguide having a taper structure and a bending waveguide; a superprism formed on an output end side of the single-mode input waveguide and comprising a slab and a photonic crystal superprism; and a single-mode output waveguide comprising a straight waveguide having a taper structure and a bending waveguide, and formed adjacent to the photonic crystal superprism. Using the two-dimensional planar photonic crystal superprism device, it is possible to facilitate manufacturing of nano-photonic integrated circuits, photonic crystal integrated circuits and nano-photonic systems. In addition, a wavelength-selectable photonic crystal superprism device using high dispersion of photonic crystal, which is several hundred times the dispersion of conventional glass prism, can be manufactured using thermal / hot and ultraviolet nanoimprint lithography techniques corresponding to nano-manufacturing technology.

The invention discloses a non-strain fixing-mounting structure of an astronautic camera special-shaped prism, which comprises a left baffle (1), a special-shaped prism framework (2), a special-shaped optical prism (3) and a right baffle (5); the special-shaped optical prism (3) is mounted in the special-shaped prism framework (2); the left baffle (1) and the right baffle (5) are respectively blocked at the two sides of the special-shaped prism framework (2); strain-removing thermal treatment is carried out on the special-shaped prism framework (2), the left baffle (1) and the right baffle (5); the contact parts between the top part and the bottom part of the special-shaped optical prism (3) and the special-shaped prism framework (2) are provided with patches (4); the left baffle (1) and the right baffle (5) are provided with baffle glue injecting holes (6). As an integral opening structure is adopted by the invention, a refine linear cutting mode is adopted in processing; simultaneously strain-removing treatment is adopted to the framework structure, thus leading the strain of the special-shaped prism framework to the smallest while ensuring the processing precision, thereby avoiding the structure deformation to affect the optical performances of the prism.

This invention relates to combination prism integrated by different color, which comprises two right angle prism with one inclination coated with bias oscillator film and two right angle prism glued into end top in rectangle prism, wherein, one right angle prism surface is added with one quarter wavelet, band pass filter slice, one quarter wavelet; the above bias split film has reflection bias as S light and P bias light function; the band filter pass is coated by glass base board with one wave band to reflect other wave section light function.

An ophthalmologic lens assembly includes a glass prism bonded to a meniscus lens at a posterior end of the glass prism. The glass prism is surrounded by a housing that is bonded to the meniscus lens. In one embodiment, the housing and a meniscus lens blank are processed by grinding and polishing the housing and meniscus lens blank together to form a posterior lens surface of a meniscus contact lens. In other embodiment, only the meniscus lens blank is processed by grinding and polishing to form a posterior lens surface of a meniscus contact lens.

The invention provides a SPR neural synaptic device based on a-SiOx memristor effect and a preparation method thereof, belonging to the technical field of biomimetic devices. The invention combines K9glass prism with 'top electrode / a-SiOx: metal nanoparticle double resistive layer / bottom electrode' memristor structure coupling, so the optical signal is allowed to be injected into the double resistive layer through the K9 glass prism under the electric modulation, A surface plasmon resonance (SPR) effect is utilize to read that dielectric constant change information of the resistive layer during the working process of the device, thereby realizing the optical read of the synaptic weight of the device. The 'electrically modulated, optically read' synaptic device of the invention has the advantages that the traditional 'electrically modulated, electrically read' synaptic device cannot be compared with, because the synaptic device not only has the characteristics of low energy consumptionand non-volatility of the traditional memristor, but also has the advantages of large signal processing bandwidth and strong electromagnetic interference resistance when the light is used as an information carrier.

A polarized beam splitter includes an inclined intermediate layer between two glass prisms. The intermediate layer includes an adhesive layer and a polarized light separating membrane. The intermediate layer may be wedge-shaped in order to compensate for or to cancel astigmatism of light transmitted by the polarized beam splitter caused by the inclination of the intermediate layer. The polarized beam splitter may also be formed with the refractive indexes of the glass and the adhesive of the adhesive layer chosen to reduce astigmatism. Embodiments of three-color projection image display devices that use the polarized beam splitter are also disclosed. The three-color projection image display devices may use one or three polarized beam splitters with a Philips prism or use two polarized beam splitters with a COLORQUAD.

The invention discloses a waveguide raman scattering cavity based on a twice-coupling prism. The waveguide raman scattering cavity comprises a glass substrate, a glass gasket and a glass prism which are sequentially overlapped, wherein a sample chamber is formed between the glass substrate and the glass prism, the sample chamber is provided with a sample inlet channel and a sample outlet channel, a lower-layer metal membrane is deposited on the upper surface of the glass substrate, an upper-layer metal membrane is deposited on the lower surface of the glass prism, and the glass prism can meet the conditions that incident light from the lateral side of the glass prism is reflected by the lower surface of the glass prism, then fully reflected by the upper surface of the glass prism and then reflected by the lower surface of the glass prism to be emitted from the other lateral side of the glass prism. The waveguide raman scattering cavity of the structure can achieve low-transmittance narrow-band filtering and obtain a high-sensitivity raman spectrum without using band-stop filter plates.

The invention discloses an optical detection sensor for microcystin. The optical detection sensor comprises a linear polarization light source, a 45-degree / 45-degree / 90-degree glass prism, a sensing chip and a spectrum analyzer and is characterized in that a silicon circulation tank is arranged on the sensing chip; the sensing chip comprises a glass sheet, a gold layer coated on the surface of one side of the glass sheet as well as a microcystin molecularly imprinted membrane modified on the surface of the gold layer. The optical detection sensor disclosed by the invention has the beneficial effects that firstly, a molecular imprinting technique is adopted for forming a sensitive layer of the sensor, so that specific recognition and adsorption efficiency for the microcystin are enhanced, the specificity of detection means is improved, and the detection time is shortened; secondly, by the use of a surface plasma optical detection technology, the sensitivity is improved, and the performance of the sensor is improved; thirdly, the whole sensor is simple and quick to operate, is low in requirement on operators, and provides effective help for highly sensitive detection of the microcystin.

A three-color right six-prism color-combination prism belongs to the photoelectric illumination and display technical field, and is a right prism shape prism which is formed by gluing a first glass prism, a second glass prism, a third glass prism and a fourth glass prism and has the bottom surface as a regular hexagon. A second light filtering film is positioned between the first glass prism, the second glass prism and the third glass prism, the fourth glass prism; a first light filtering film is positioned between the first glass prism, the fourth glass prism and the second glass prism, the third glass prism; the first light filtering film and the second light filtering film intersect with an included angle of 60 degrees; the intersection line of the first light filtering film and the second light filtering film coincides with a central axis of the color-combination prism; the incident plane of three-color incident light and the exit plane of color combining light are respectively a first incident plane, a second incident plane, a third incident plane and an exit plane. The present invention has the advantages that the light filtering films has little manufacture difficulty and large in relative pore diameter to which the light filtering films can be applied, etc, and is especially suitable to be used as three-color light combining illumination in the display systems such as LCD, DLP and LCOS.

The invention discloses a sensing element based on an embedding technique of titanium dioxide and a preparation method thereof, which pertain to the technical field of a sensor used for detecting biological system. The sensing element is composed of a metal film (2) which is plated on the bottom surface of a glass prism (1), a titanium dioxide sol-gel film (5) on which a first layer is blank, a titanium dioxide sol-gel film (6) on which gold nano-particles are embedded in a second layer and a titanium dioxide sol-gel film (7) on which antibodies and gold nano-particles are embedded in a third layer. The processes of preparing the sensing element comprise metal film preparation, gold nano-particles and antibodies coupling and sensitive membrane preparation. The preparation method of the invention has the advantages of simpleness, high sensitivity, good stability and wide application range and can be used for monitoring all antibody antigen as well as measuring protein and medicine.

The invention provides a shearing block prism for realizing shearing electronic speckle pattern interference. The shearing block prism consists of two right-angle triangular prisms which are made by grinding common glass, an oblique plane of one right-angle triangular prism is coated with a semipermeable and half-reflection membrane, the oblique planes of the two right-angle triangular prisms are bonded together by optical cement to form the block prism, one reflection plane of the block prism is the oblique plane with a wedge angle alpha worn away, the alpha ranges from 1' to 20', a reflecting reducing coating is coated on an incident plane and an emergent plane of the block prism, and the two reflection planes are coated with a total reflection coating. In the shearing block prism, the common optical glass replaces the expensive calcite crystal in the prior art, and the shearing block prism with images misaligned is obtained by grinding the block prism made of the common optical glass. The shearing block prism realizes the shearing electronic speckle pattern interference, and has simple structure, low cost and good imaging effect.

The invention discloses an optical-cement polarized beam splitting prism, which is characterized by comprising a pair of isosceles trapezoid glass prisms with 45-degree base angles and a glass plain film which are both made of general optical glass. The bottom surfaces of the isosceles trapezoid glass prisms with 45-degree base angles in pair are coated with the same polarized beam splitting film, and the glass plain film with two surfaces polished is arranged in the middle in optical cementing mode, thereby forming a sandwich structure. The structural order is: glass / polarized beam splitting film / glass / polarized beam splitting film / glass. The optical-cemented polarized beam splitting prism has a high damage threshold and a high extinction ratio, is low in cost, simple in structure, convenient to process and easy to manufacture in batches.

Disclosed is a projection optical system. The system comprises a light axle; a concave spherical reflecting mirror; a pair of glass prism, wherein each prism has corresponding first and second plane, the second plane contacts the first converging lens plane along the direction opposite to the light axle, and the first plane orientates to the object plane and the image plane; a converging lens group including a flat convex lens and a meniscus lens, wherein the convex surface orientates to the reflecting mirror; a telescope lens group including a concave-convex lens, a biconvex lens and a biconcave lens; a concave reflecting mirror which concave surface orientates to the object.

Provided are a two-dimensional planar photonic crystal superprism device and a method of manufacturing the same, in which a manufacturing process is simplified using a nanoimprint lithography technique, and thus price-reduction and mass production are facilitated. The two-dimensional planar photonic crystal superprism device includes: a single-mode input waveguide comprising a straight waveguide having a taper structure and a bending waveguide; a superprism formed on an output end side of the single-mode input waveguide and comprising a slab and a photonic crystal superprism; and a single-mode output waveguide comprising a straight waveguide having a taper structure and a bending waveguide, and formed adjacent to the photonic crystal superprism. Using the two-dimensional planar photonic crystal superprism device, it is possible to facilitate manufacturing of nano-photonic integrated circuits, photonic crystal integrated circuits and nano-photonic systems. In addition, a wavelength-selectable photonic crystal superprism device using high dispersion of photonic crystal, which is several hundred times the dispersion of conventional glass prism, can be manufactured using thermal / hot and ultraviolet nanoimprint lithography techniques corresponding to nano-manufacturing technology.

An optical power prism that may be used in folded lens systems that consists of a glass prism and a glass lens attached to a surface of the prism using a thin layer of optical glue or by optical contact. The glass lens does not have a flange and thus the prism can be smaller than prisms used in conventional power prisms with the same lens effective area, thus reducing the Z-height of the power prism when compared to conventional power prisms. An optical glass may be used for the lens that has a higher refractive index than can be provided by optical plastic which allows the lens to be thinner than plastic lenses. The lenses may be formed by molding a glass wafer to form lens shapes on a first surface of the wafer; the molded wafer is then ground from a second surface to singulate the lenses.

The invention discloses a terahertz wave switch device and a method thereof. The terahertz wave switch method comprises the following steps that: when a magnetic field device is provided with no external magnetic field, terahertz wave is input from a terahertz wave input end, vertically enters the lower bottom surface of an isosceles trapezoidal glass prism from the side surface of a short side of a rectangle on the lower bottom surface of the isosceles trapezoidal glass prism, is vertically output to a first terahertz wave output end after being reflected, and a terahertz wave detector detects the output terahertz wave; and when the magnetic field device is provided with an external magnetic field, the magnetic permeability of a magnetic film is changed, an optical path is shifted, the terahertz wave is reflected on the lower bottom surface of the isosceles trapezoidal glass prism and is vertically output to a second terahertz wave output end, and the terahertz wave detector cannot detect the output terahertz wave at this time. The terahertz wave switch device has the advantages of compact structure, high response speed, convenient adjustment and low manufacturing cost, and meetsthe requirements on the application in terahertz wave imaging, medical diagnosis, terahertz wave communication, terahertz wave space astronomy and other fields.

The invention relates to the field of optical devices, in particular to a 2*2 mechanical optical switch. The 2*2 mechanical optical switch comprises two sets of four-fiber collimators, and glass prisms capable of being freely inserted and separated are arranged among the four-fiber collimators. In the separating state, light beams of a first optical fiber, a second optical fiber, a fifth optical fiber and a sixth optical fiber are directly coupled to a seventh optical fiber, an eighth optical fiber, a third optical fiber and a fourth optical fiber respectively. In the inserting state, after the light beams are deviated through the glass prisms, the first optical fiber is coupled to the third optical fiber, and at the same time, the second optical fiber is coupled to the fourth optical fiber. Besides, the fifth optical fiber is connected with the sixth optical fiber, and the eighth optical fiber is connected with the seventh optical fiber. A bypass loop is formed by leading the light to the other side from one side only through one displacement optical element. Therefore, the dimensionality of optical fiber alignment adjustment can be reduced, larger positions and angle allowances are allowed, the packing difficulty can be reduced, and the 2*2 mechanical optical switch is especially suitable for being produced on a large scale.

The invention relates to a microscope having an illumination beam path with wide field illumination of a sample and a first detection beam path having a spatially resolved surface receiver, which is reached by a first part of the detection light coming from the sample via the first detection beam path, or an image divider assembly for a microscope. In order to lengthen the optical path length, at least a second part of the detection light coming from the sample is masked out of the detection beam path and, via deflection means belonging to the detection beam path, is led into a second detection beam path and, preferably via further deflection means, is deflected back in the direction of the detection in such a way that detection light is applied to at least two partial regions beside one another on the surface receiver. At least the second part of the detection light runs in an optical element having an optical density that is increased as compared with the first detection beam path, in order to lengthen the optical path length, and the optical element is designed to be displaceable at an angle, preferably perpendicular, to the optical axis of the first detection beam path in order to adjust the optical path length, and has flat surfaces, at least on the light entry and light exit side thereof; a prism is provided, preferably a glass prism, preferably at least in the second detection beam path after a first beam deflection, for deflection in a direction parallel to the first detection beam path, in order to increase the path length and for reverse deflection.

The invention discloses a novel environment-friendly scratch resistant prism film, belonging to the technical field of liquid crystal display. The invention eliminates harm of normal prism coating material to the environment and overcomes the defects that most base materials of the prism film can not be degraded in natural environment and that the prism film is easily scratched. By the invention, the purpose of brightening and energy saving is achieved by coating environment-friendly light-cured resin free of halogen and sulfur and with high index of refraction on a plastic film with a certain toughness and strength in a certain geometric construction and enhancing axial direction brightness by utilizing refraction of light from optically denser medium to optically thinner medium and the specific surface geometric construction. The prism film is applied to a backlight module of a liquid crystal display.

The invention discloses a high-speed THz switching device and a method thereof. A metallic film is arranged on a polymer, both the polymer and the metallic film are cuboids, a semi-cylindrical glass prism is arranged on the metallic film, the section of a semi-cylindrical high-resistance silicon prism is rectangular, the rectangle at the lower bottom surface of the semi-cylindrical high-resistance silicon prism is parallel with and has the same size as the cuboid of the metallic film, laser emitted by a laser transmitter enters the polymer through an additional laser input terminal, THz is input from a THz input terminal on one side surface of the semi-cylindrical high-resistance silicon prism, enters the semi-cylindrical high-resistance silicon prism, and is output from a THz output terminal on the other side surface of the semi-cylindrical high-resistance silicon prism after being reflected, and the output THz is detected through a THz detector at the end part of the THz output terminal. The high-speed THz switching device has the advantages of compact structure, high response speed, small loss and low manufacturing cost, and satisfies application requirements in the field of THz imaging, THz communication, THz space astronomy and the like.

The invention discloses a light field regulation and control sensor and a use method thereof. The sensor comprises a glass prism, a photonic crystal coupling layer and an air layer, the glass prism is fixedly connected with one surface of the photonic crystal coupling layer, and no air exists between the glass prism and the photonic crystal coupling layer; the air layer is positioned on the other opposite surface of the photonic crystal coupling layer; the use method comprises the following steps: S1, injecting a horizontally polarized Gaussian beam into the glass prism from air, and carrying out total reflection at the interface of the glass prism and the photonic crystal coupling layer to obtain a reflected beam; and S2, applying a magnetic field in a direction perpendicular to the incident plane of the Gaussian beam to obtain a reflected beam of moving GH displacement, and completing regulation and control of the beam. According to the method, the problem that the GH displacement is small in an existing method for regulating and enhancing the GH displacement is solved.

The application discloses a method and device for measuring the refractive index of soil by a V prism. The method comprises the following steps that: a soil sample to be measured is placed at a V-shaped gap of the V-shaped prism, and a layer of immersion liquid is filled between the soil sample to be measured and the V prism; a wireless electromagnetic-wave transmitter transmits electromagnetic wave beams vertical to an incident plane of the V prism, the electromagnetic wave beams are refracted when passing through the V prism and the soil sample to be measured, and the refracted electromagnetic wave beams are emerged through an an emergent plane of the V prism; a CCD (Charge Coupled Device) sensor is moved to respectively record position coordinates of the emerged electromagnetic wave beams sensed by the CCD sensor; and the position coordinates are substituted into a formula and the refractive index of the sample is obtained by calculation. The method and device disclosed by the application have the advantages that the traditional V prism method is improved, and the traditional glass prism is replaced into transparent ceramic, so that the measurement range of the refractive index is improved; simultaneously, due to adoption of the wireless electromagnetic-wave transmitter and the CCD sensor, the measurement accuracy is improved; and the measurement principle is simple and the benefit for rapidly obtaining a measurement result is achieved.

The invention discloses an infrared waveband SPR refractive index sensor, which comprises a high-refractive-index prism, a sensing medium layer, a graphene layer and hexagonal boron nitride, wherein the graphene layer, the sensing medium layer, and the high-refractive-index prism are arranged on the hexagonal boron nitride in sequence; the high-refractive-index prism is a semi-cylindrical glass prism; a voltage source is externally connected between the graphene layer and the hexagonal boron nitride; and a positive electrode of the voltage source is connected to the graphene layer, and a negative electrode of the voltage source is connected to the hexagonal boron nitride. When an infrared light source emits a light beam to enter the structure at a certain angle and the light beam is reflected back to the original medium, a GH displacement value can be detected through a displacement detector. According to the infrared waveband SPR refractive index sensor, the GH displacement of the infrared waveband can be greatly enhanced, the sensitivity of the sensor can be improved while flexible regulation is performed, and the detection of the refractive index is realized. The infrared waveband SPR refractive index sensor has the advantages of being simple in structure, flexible to select, high in sensitivity and the like.