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31results about How to "Guaranteed luminous flux" patented technology

Intelligent mirror surface LED panel lamp

The invention relates to an intelligent mirror surface LED panel lamp. The intelligent mirror surface LED panel lamp comprises an outer frame, one-way vision glass, LED strip-shaped light sources, LED lamp beads, an aluminum substrate PCB, light guide plates, light reflecting paper, a module fixing plate, LED radar induction modules, an LED light induction module, a power source, a light sensation probe, an LED display module, a clock and a display screen. The intelligent mirror surface LED panel lamp achieves the function that when people pass by the intelligent mirror surface LED panel lamp, the radar induction modules are switched on, the LED display module operates, clock display, rolling caption display, self-programmed pattern display, video display and the like can be conducted, and the surfaces of four edges of the LED panel lamp are in mirror surface states and play a decorating role. When light is insufficient, the light sensation probe receives a signal, the light induction module is switched on, the radar induction modules are switched off, and the LED strip-shaped light sources are switched on to serve as main lighting. The intelligent mirror surface LED panel lamp has the advantages of emitting light uniformly, filling up a technical gap that an existing panel lamp does not have a displayable function, achieving more user-friendly operation effects, making use of the LED light sources, being lighter and thinner, saving more space and being long in service life.
Owner:TIANJIN ZHONGHUAN ELECTRONICS LIGHTING TECH

Method for passivating aberration of conformal optical system based on wavefront coding

ActiveCN106324832ALarge depth of focusSuppression of astigmatismOptical elementsWavefront codingAstigmatism
The invention discloses a method for passivating the aberration of a conformal optical system based on wavefront coding. The method includes the following steps that: an odd-symmetry phase mask plate is additionally installed at the diaphragm of the conformal optical system; the wavefront of the optical system is modulated; a coded image is formed on a detector; and image decoding processing is performed on the coded image by means of a digital filtering means, so that a final clear image can be obtained. Since a wavefront coding technique is introduced, a larger focal depth can be realized with the luminous flux and imaging resolution of the conformal optical system ensured, and astigmatism, spherical aberration, chromatic aberration, and aberration caused by defocusing which is further caused by installation error and temperature change can be suppressed. The method of the invention is simple to operate. With the method adopted, under a condition that the complexity of the conformal optical system is not increased, aberration can be passivated, and image quality can be improved, and therefore, the capture performance and tracking precision of a seeker can be improved.
Owner:HARBIN INST OF TECH

Lens module for monitoring camera

The invention discloses a lens module for a monitoring a camera, which comprises a lens and an infrared breaker arranged on the lens, wherein the lens comprises a lens cover and a lens cone, the lens cone is provided with a through hole, the inner wall of the lens cone at the rear part of the through hole is extended to form a round platform with an inner hole, and the middle of the round platform is provided with n optical lens; and the infrared breaker comprises a movable device and a driving device, the movable device comprises a main body, a movable piece and an infrared edge filter, the main body is fixed in the lens cone and is provided with a fixing hole in front of the inner hole, the movable piece is hinged with the main body and is provided with a movable hole in front of the fixing hole, the infrared edge filter is fixed on the movable hole, and the output end of the driving device is connected with the movable piece. By adopting the monitoring camera disclosed by the invention to work at night, the infrared edge filter is taken away from the fixing hole, light can directly penetrate the fixing hole, the passing rate of the light can be 100%, thus the working effect is improved, the structure of the infrared breaker is simplified due to the arrangement of a single optical filter, the cost is lowered, and the performance stability is improved.
Owner:深圳君曼科技发展有限公司

A self-cleaning optical system

A self-cleaning optical system for the transmission or reflection of light to and / or from a process region comprises a liquid bath and a transparent or reflective optical component continuously rotatable about a non-vertical axis so that a lower part of the component continuously rotates through the bath. When the component emerges from the bath,a coating of the liquid remains thereon which forms a substantially uniform film on at least a part of the component through which the light is transmitted or from which the light is reflected.
Owner:UNIV COLLEGE DUBLIN NAT UNIV OF IRELAND DUBLIN

LED driving power supply power regulation system and method thereof

The invention relates to the technical field of LED driving power supplies, and particularly relates to a driving power supply power regulation system for compensating LED light decay and a driving power supply power regulation method thereof. The system comprises an LED driving power circuit module which is connected with an LED lamp and an MCU control module which is used for controlling the output power of the LED driving power circuit module. The MCU control module comprises an MCU power supply conditioning module, an MCU module, an LED power control PWM conditioning module and a power supply conditioning circuit module for maintaining the MCU to save the accumulated work time after disconnection of the LED driving power supply. The objective of the invention is to provide the power supply power regulation system for compensating LED light decay and the power supply power regulation method thereof. Manual intervention in LED light decay regulation is not required in the technical scheme so that the system and the method are convenient and the energy consumption can be saved.
Owner:惠州市华阳光电技术有限公司

High-power and large-angle light distribution LED (Light Emitting Diode) bulb

The invention relates to a high-power and large-angle light distribution LED (Light Emitting Diode) bulb, which comprises LED lamp beads, an LED lamp panel, an upper radiator and a lamp body radiator. The upper radiator and the lamp body radiator are respectively installed in the middles of the upper surface and the lower surface of the LED lamp panel. The circumferential surface of the upper radiator is inwards contracted from the top to the bottom to form an inverted-cone-shaped reflecting surface. The circumferential surface of the lamp body radiator is inwards contracted from the bottom to the top to form a cone-shaped reflecting surface. The LED lamp beads are arranged on the outer edges of the upper surface and the lower surface of the LED lamp panel and are close to the reflecting surfaces of the upper radiator and the lamp body radiator. The high-power and large-angle light distribution LED bulb has the advantages that since a unique LED lamp panel installation method is adopted, the heat dissipating area is increased; since the radiators are used as reflectors, the high-power heat dissipation and light distribution requirements are satisfied; since the scale dimension of the bulb is large, the light output angle is increased; and at the same time, the requirements on luminous flux and light distribution are satisfied and the industrial standards are met.
Owner:SHANGHAI DANGOO ELECTRONICS TARDING

Display module and display device

The embodiment of the invention discloses a display module and a display device. The display module comprises a display substrate and an optical component substrate which are oppositely arranged; the display substrate comprises a display area, wherein the display area comprises a light hole and a device setting area; a substrate base plate; and a plurality of first light-emitting elements and a plurality of pixel driving circuits, which are located on the side, away from the optical component substrate, of the substrate, wherein the first light-emitting elements and the pixel driving circuits are located in the device arrangement area, the pixel driving circuits are electrically connected with at least one first light-emitting element, the optical component substrate includes: a support substrate and a plurality of image acquisition units located on one side, close to the display substrate, of the supporting substrate, and the image acquisition units are arranged in one-to-one correspondence with the light holes; and the distance between the orthographic projection of the image acquisition unit on the plane where the substrate is located and the orthographic projection of the light hole on the plane where the substrate is located is a preset distance. According to the technical scheme, the luminous flux of external light entering the image acquisition unit can be improved, and the image acquisition effect of the image acquisition unit is ensured.
Owner:WUHAN TIANMA MICRO ELECTRONICS CO LTD

Photo-thermal collection type energy-saving building curtain wall

The invention discloses a photo-thermal collection type energy-saving building curtain wall. The photo-thermal collection type energy-saving building curtain wall comprises a hollow keel support fixedly installed outside the outer wall face of a building, wherein one or more installation cavities are formed in the hollow keel support at equal intervals; the outer side ends of the bottom faces of the installation cavities are each provided with a groove; an elastic connecting piece is installed in each groove; the other end of each elastic connecting piece is connected with a sealing framework;the outer side face of each sealing framework is a glass curtain wall plate; and the inner side face of each sealing framework is a photovoltaic power generation plate. The installation cavities aresealed through the whole sealing frameworks. According to the building curtain wall structure, the installation cavities are sealed at night and used for outer wall heat preservation, the sealing frameworks can be opened in the daytime to expose the photovoltaic power generation plates so that a light inlet cavity can be exposed, external light can penetrate through the light inlet cavity to entera room, and the luminous flux is increased; and meanwhile, the power generation rate is increased and the light incidence amount is increased through a reflective film layer, and the indoor brightness is higher in the daytime.
Owner:怀化简美装饰设计工程有限公司

Heat radiator of LED lamp

The invention discloses a heat radiator of an LED lamp. The heat radiator comprises an LED lamp base. The lower bottom face of the LED lamp base is an LED lamp mounting face. The upper bottom face of the LED lamp base is provided with a plurality of radiating tubes. The peripheral wall of the LED lamp base is connected with a plurality of radiating fins which are arranged towards the upper bottom face of the LED lamp base. The heat radiator of the LED lamp is high in heat dissipation speed, good in heat dissipation effect and good in luminous effect due to the fact that the illumination area of the bulb-type LED lamp is enlarged.
Owner:长兴恒动光电有限公司

Scene photographic and light synthesizing apparatus

The invention discloses a scene photography and lamp synthetic apparatus which comprises a housing, foundation and and a cradle head, a front translucent window and a rear translucent window are arranged on the front and rear surface of the housing. One end of the chassis is in fixed connection with the housing, a sliding rail is arranged on the other end, the cradle head is arranged thereon. Theapparatus by the invention can synthesize dozens of light effect along with the portrait through one-time imaging and no multi-exposure is needed.
Owner:上海市卢湾区红花照相馆

A protection circuit for led lamps

The invention provides a protection circuit for an LED light fixture. The protection circuit for an LED light fixture includes a temperature control protection circuit, a high voltage open circuit and an LED connection circuit, wherein the LED connection circuit is formed through series-parallel connection of LED chips; the temperature control protection circuit is arranged on an LED lamp panel, and comprises an LED driver chip U2, a thermistor NTC1 and an MOS transistor Q2; the high voltage open circuit includes a controllable precision stabilized power supply U1 and an MOS transistor Q1; the temperature of the LED lamp panel can be measured by the thermistor; the magnitude of the LED output current can be controlled through temperature variation; and the output power is suitably adjusted to reduce heat generation of LED so that the luminous flux and the service life of the LED can be guaranteed maximumly. When the input voltage of an external power supply VCC is greater than 36V and the potential of the reference electrode of the controllable precision stabilized power supply U1 is greater than 2.5V, the controllable precision stabilized power supply U1 is conducted and the MOS transistor Q1 is disconnected and the input high voltage is added to the MOS transistor Q1 so that high voltage protection is formed on other components in the circuit.
Owner:GUANGZHOU FORDA SIGNAL

Large-view-field wide-spectrum integrated laser alarm device

PendingCN114879274AEasy to distinguish spotsFacilitate the extraction of spot informationOptical detectionOptical pathTransmittance
The invention belongs to the technical field of laser warning devices, and particularly relates to a large-view-field wide-spectrum integrated laser warning device which is characterized in that a diaphragm is arranged in the light path direction of a view field compression system, a grating is arranged in the light path direction of the diaphragm, a rear lens is arranged in the light path direction of the grating, and the rear lens is arranged in the light path direction of the grating. A narrow-band optical filter is arranged in the light path direction of the rear lens, and an area array detector is arranged in the light path direction of the narrow-band optical filter. The grating and the multi-band-pass narrow-band optical filter are integrated in the optical lens, diffraction signals are obtained in combination with the area array detector, the grating is tightly attached to the position of the diaphragm so as to reduce vignetting, it is guaranteed that the light fluxes of incident light in different directions passing through the grating are the same, the diffracted light enters the lens and the area array detector, and the light transmittance is improved. The same 0-level and + / -1-level diffraction spot energy of incident light at different angles is realized, and missed alarm and false alarm in a large field of view are avoided.
Owner:ZHONGBEI UNIV

Smart mirror led panel light

The invention relates to an intelligent mirror surface LED panel lamp. The intelligent mirror surface LED panel lamp comprises an outer frame, one-way vision glass, LED strip-shaped light sources, LED lamp beads, an aluminum substrate PCB, light guide plates, light reflecting paper, a module fixing plate, LED radar induction modules, an LED light induction module, a power source, a light sensation probe, an LED display module, a clock and a display screen. The intelligent mirror surface LED panel lamp achieves the function that when people pass by the intelligent mirror surface LED panel lamp, the radar induction modules are switched on, the LED display module operates, clock display, rolling caption display, self-programmed pattern display, video display and the like can be conducted, and the surfaces of four edges of the LED panel lamp are in mirror surface states and play a decorating role. When light is insufficient, the light sensation probe receives a signal, the light induction module is switched on, the radar induction modules are switched off, and the LED strip-shaped light sources are switched on to serve as main lighting. The intelligent mirror surface LED panel lamp has the advantages of emitting light uniformly, filling up a technical gap that an existing panel lamp does not have a displayable function, achieving more user-friendly operation effects, making use of the LED light sources, being lighter and thinner, saving more space and being long in service life.
Owner:TIANJIN ZHONGHUAN ELECTRONICS LIGHTING TECH

Novel reading eye-protection lamp

The invention provides a novel reading eye-protection lamp, and relates to the technical field of LED illumination. The eye-protection lamp comprises an aluminum profile lamp holder, a bracket and a base, the aluminum profile lamp holder and the bracket are connected flexibly through a first connecting structure, the bracket and the base are connected flexibly through a second connecting structure, the first connecting structure comprises a first front and back steering connecting piece, a connecting base and a first up and down steering connecting piece, the first up and down steering connecting piece is arranged on the bottom end of the connecting base, the first front and back steering connecting piece is arranged on the upper end of the connecting base, the second connecting structurecomprises a second up and down steering connecting piece and a base bracket, and the second up and down steering connecting piece is arranged at the upper end of the base bracket. According to the novel reading eye-protection lamp, a special constant pressure scheme is adopted to output current point light source without stroboscopic, voltage fluctuation is controlled within 3%, thus the light fluctuation has no harm to a human eye, 12V / 5V low pressure input is adopted, and the eye-protection lamp can be used by connecting a power bank and is absolutely safe when the eye-protection lamp is used.
Owner:沈阳芯光科技有限公司

ATR infrared spectrum human calculus analyzer

PendingCN114184570AEffective contactRealize positioning pressure sample testMaterial analysis by optical meansIr microscopeSpectrometer
The ATR infrared spectrum human calculus analyzer comprises an ATR infrared spectrometer shell connected with an external computer, and a light source, an interferometer, an ATR part, a detection amplification unit and a spectrum data AD acquisition and conversion unit are sequentially arranged in the ATR infrared spectrometer shell; wherein the ATR part comprises an ATR shell, a sample objective table is installed in the middle of the upper surface of the ATR shell, two film-coated ellipsoidal mirrors are installed below the sample objective table in the ATR shell, a plurality of film-coated reflectors are installed in a cavity of the ATR shell, a light inlet and a light outlet are formed in the two opposite side walls of the ATR shell respectively, an ejector pin material pressing part is arranged on the ATR shell, and the ejector pin material pressing part is arranged in the cavity of the ATR shell. One side of an inner cavity of the ATR shell communicates with an inflation inlet, and the other side of the inner cavity of the ATR shell communicates with an inflation outlet According to the ATR component top pressure mechanism design, sample pretreatment and continuous inflation structure design are not needed, interference of water and carbon dioxide in air is removed, and the accuracy of a test result is guaranteed.
Owner:蓝莫德(天津)科学仪器股份有限公司

Method for designing planar through hole array filter layer, filter layer and LCD backlight screen

ActiveCN111650778AGuaranteed luminous fluxSuppression of higher order diffraction ordersNon-linear opticsOptical elementsEngineeringMaterials science
The invention discloses a method for designing a planar through hole array filter layer by utilizing a sinc function system, the filter layer and an LCD backlight screen. The method comprises the following steps: acquiring area ratios of three types of light through holes by adopting a radiation power spectrum of an LCD backlight source; according to the number of the R / G / B sub-pixel light throughholes, calculating the width ratio and the length ratio of the R / G / B sub-pixel light through holes through inverse Fourier transform; calculating the width ratio and the length ratio of the other twotypes of sub-pixel light through holes; determining the actual size of each light through hole according to the length ratios and the width ratios of the three types of light through holes and the application scene; arranging all the light through holes of which the actual sizes are determined into a sub-array according to a distribution period, and rotating the light through holes in the sub-array for a preset number of times m to obtain (m+1) groups of sub-arrays with different rotation directions; and arranging the (m+1) groups of sub-arrays into a p*q array at equal intervals according tothe distribution period, and distributing the p*q array on the filter layer to form a planar through hole array filter layer.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Method for designing planar through-hole array filter layer, filter layer and LCD backlight screen

ActiveCN111650778BGuaranteed luminous fluxSuppression of higher order diffraction ordersNon-linear opticsOptical elementsEngineeringLight hole
The invention discloses a method for designing a plane through-hole array filter layer by using a sinc function system, the filter layer and an LCD backlight screen. The method includes obtaining the area ratios of three types of through-holes by using the radiation power spectrum of the LCD backlight light source; According to the number of R / G / B sub-pixel light-through holes, use inverse Fourier transform to calculate the width ratio and length ratio of R / G / B sub-pixel light-through holes; calculate the width ratio and sum of the other two types of sub-pixel light-through holes Length ratio; according to the length ratio and width ratio of the three types of light holes and the application scene, determine the actual size of each light hole; after the actual size is determined, all the light holes are arranged into sub-arrays according to the distribution cycle, and the The apertures in the subarray are rotated a preset number of times m to obtain m+1 groups of subarrays with different rotation directions; according to the distribution period, the m+1 groups of subarrays are equidistantly arranged into a p*q array, and distributed in The filter layer forms a planar through-hole array filter layer.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Compact fluorescent lamp

It is an object to provide a compact-type fluorescent lamp having eight or more tubes using liquid mercury in which a part serving as a coldest point which is at about 50 DEG C upon lighting is created in a luminous tube distal end portion, and the temperature in the vicinity of a base can be reduced. In a compact-type fluorescent lamp in which a luminous tube is composed of eight or more U-shaped tubes and the mercury vapor pressure is not regulated, the cross section of a vertex portion of at least one of the U-shaped tubes has a shape in which a wide portion is present near a diverging portion of the U-shaped tube, and the shape is tapered from the wide portion toward a distal end portion of the vertex portion; a tube axial-direction inner size L1 of the vertex portion meets the expression, 11 L 1 17 unit is mm and a tube axial-direction size L2 from the wide portion in the vicinity of the diverging portion of the U-shaped tube to the distal end portion of the vertex portion meets the expression, L 1 - 7 <= L 2 <= L 1 - 2 unit is mm.
Owner:OSRAM GMBH

Lens module for monitoring camera

The invention discloses a lens module for a monitoring a camera, which comprises a lens and an infrared breaker arranged on the lens, wherein the lens comprises a lens cover and a lens cone, the lens cone is provided with a through hole, the inner wall of the lens cone at the rear part of the through hole is extended to form a round platform with an inner hole, and the middle of the round platform is provided with n optical lens; and the infrared breaker comprises a movable device and a driving device, the movable device comprises a main body, a movable piece and an infrared edge filter, the main body is fixed in the lens cone and is provided with a fixing hole in front of the inner hole, the movable piece is hinged with the main body and is provided with a movable hole in front of the fixing hole, the infrared edge filter is fixed on the movable hole, and the output end of the driving device is connected with the movable piece. By adopting the monitoring camera disclosed by the invention to work at night, the infrared edge filter is taken away from the fixing hole, light can directly penetrate the fixing hole, the passing rate of the light can be 100%, thus the working effect is improved, the structure of the infrared breaker is simplified due to the arrangement of a single optical filter, the cost is lowered, and the performance stability is improved.
Owner:深圳君曼科技发展有限公司

A light and heat collection type energy-saving building curtain wall

The invention discloses a light-heat collection type energy-saving building curtain wall, which comprises a hollow keel bracket fixedly installed on the outside of the building exterior wall, more than one installation cavity is equidistantly opened on the hollow keel bracket, and the outer ends of the bottom surface of the installation cavity are respectively opened A groove, an elastic connecting piece is put into the groove, and the other end of the elastic connecting piece is connected to a sealing frame, the outer side of the sealing frame is a glass curtain wall panel, and the inner side of the sealing frame is a photovoltaic power generation panel, which is sealed by the entire sealing frame Installation cavity: The building curtain wall structure of the present invention closes the installation cavity at night and uses it as an outer wall for heat preservation. During the day, the sealing frame can be opened to expose the light-emitting board power generation board, so as to expose a light-incoming cavity, so that the external light It can be injected into the room through the light inlet cavity to increase the luminous flux. At the same time, the reflective film layer can increase the power generation rate and increase the incident light, making the indoor brightness higher during the day.
Owner:怀化简美装饰设计工程有限公司

Thinned dustproof waterproof infrared touch module

The invention discloses a thinned dustproof waterproof infrared touch module, comprising a plurality of infrared transmitting tubes, a plurality of infrared receiving tubes, a PCB (printed circuit board) and a light guide strip that is solid and that is pasted to the periphery of the upper surface of screen protective screen; the outer side of the light guide strip is 45 degrees angled to the screen protective glass; a reflecting layer is attached to the outer side of a light guide part; an infrared transmitting tube bundle composed of the infrared transmitting tubes and an infrared receivingtube bundle composed of the infrared receiving tubes are arranged symmetrically on two sides of the axis of the screen protective glass; the PCB is positioned at the bottom of the infrared transmitting tubes and the infrared receiving tubes and is in signal connection with the corresponding infrared transmitting tubes and infrared receiving tubes; the mounting positions of the infrared transmitting tube bundle and the infrared receiving tube bundle on the lower surface of the screen protective glass are subject to the condition where their optical signals may reach the reflecting layer and theincluded angle between incoming light and the surface of the reflecting layer is 45 degrees; a shade layer is printed on the front of the light guide strip, the front of the reflecting layer and theouter side of the reflecting layer.
Owner:OPTON FUZHOU OPTICS
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