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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

The invention provides an emergency lighting up apparatus which can guarantee light output required at emergency lighting up without overly increasing capacity of a backup power source, with respect to all kinds of light-emitting elements having different luminous flux. The emergency lighting up apparatus (11) can selectively assemble and unassemble light-emitting elements (15) having different light output or light-emitting elements having different applied voltages. The emergency lighting up apparatus includes a power source unit (13), a battery (B), and an emergency lighting up circuit (26). The power source unit lights up a light-emitting element by using an external power source when the external power source (e) is not in black out. The emergency lighting up circuit lights up the light-emitting element by using the battery when the external power source is in black out, and when the light output of the assembled light-emitting element is increasing or the applied voltage of the light-emitting element is increasing, converts current from the battery to smaller current, and outputs the current to the light-emitting element.