224results about How to "No glare" patented technology

The invention discloses an indoor light emitting diode (LED) illuminating lamp, which comprises a support body with a reflective curved surface. A bent part is formed on the edge of the reflective curved surface, and is extended substantially towards the edge of the opposite side of the reflective curved surface. A light emitting diode module is fixed on the bent part, and cannot be directly observed at any angle, relative to the reflective curved surface, of the support body. In addition, an electric connection device is also arranged on the support body. The arrangement of a non-light tight sealing cover on the support body is avoided. The indoor LED illuminating lamp has a light weight, a portable structure and a good illumination effect, does not produce glare, and is convenient to arrange and maintain and particularly suitable for indoor illumination.

The invention discloses an anti-glare flame-retardant polycarbonate material which comprises the following components by weight percent: 85-95 percent of polycarbonate, 2-12 percent of flame retardant, 0.1-1 percent of flame-retardant synergist, 0.1-5 percent of anti-glare agent, 0.3-2 percent of anti-ultraviolet agent, 0.05-3 percent of blue light absorbent, 0.2-3 percent of antioxidant and 0.2-2 percent of lubricating agent. The anti-glare flame-retardant polycarbonate material not only has an excellent anti-glare function, but also has higher light transmittance, and is capable of absorbing the blue wave band of the LED lighting spectrum at the same time. The invention further discloses a preparation method of the anti-glare flame-retardant polycarbonate material, which comprises the following steps: firstly preparing flame-retardant masterbatches, organic silicon microbead anti-glare masterbatches and blue light absorption masterbatches, and then preparing the anti-glare flame-retardant polycarbonate material, so that the performance anti-glare flame-retardant polycarbonate material is improved. The anti-glare flame-retardant polycarbonate material is particularly suitable for preparing an optical housing for LED lighting.

The invention discloses an LED light source structure, which comprises a bracket, a lens arranged on the upper plane of the bracket and an LED chip encapsulated in a cavity formed by the bracket and the lens. The upper surface of the lens is two connecting semi-ellipsoidal surfaces or semi-spherical surfaces; the two connecting semi-ellipsoidal surfaces or semi-spherical surfaces are symmetrically distributed along the central axis of the LED chip and the meeting surface of the two connecting semi-ellipsoidal surfaces or semi-spherical surfaces is a long and narrow surface; two reflex arc-shaped lug bosses are symmetrically arranged on the two sides of the short axis extension line located on the semi-ellipsoidal surfaces or the semi-spherical surfaces and fixedly arranged on the upper plane of the bracket. The invention ensures that the light extraction shape of the light emitted by the side surface of the LED chip can be changed through the refraction and reflection of the lens, and the light can gather and be distributed according to a rectangular irradiation surface, thereby reducing the secondary refraction and reflection of the beams, improving light outgoing rate and illumination uniformity, and realizing an irradiation road surface without light spots, dark areas and blinding glares.

The invention discloses a LED tunnel light. It includes shell and lighting module. The former includes lamp body fixed structure. The latter includes lens shade formed by lens array which formed by astigmatism convex and condense edge. The astigmatism includes light incidence and emergent planes. The lamp body fixed structure includes fixed frame and fixed plated surface. The invention can control the light distribution to make faculae form rectangle, have even illumination in effective area, little or no parasitic light out the area.

The invention relates to the field of tunnel engineering, in particular to a method for laying a tunnel portal strengthened illuminating system. The method is characterized in that a plurality of illuminating devices are arranged in an entrance section and an exit section, and the illuminating devices arranged in the entrance section or the exit section are distributed in a thinning mode from a tunnel portal to a distribution area in a tunnel, namely the illumination level is reduced gradually from the tunnel portal to the inside of the tunnel. The method for laying the tunnel portal strengthened illuminating system has the advantages that the laying scheme is acquired by setting up a testing shed in the site to analyze, compare and select data of a plurality of schemes, and light guides are arranged in the entrance section and the exist section of the tunnel by the laying scheme to replace high strength gas-discharge light sources, so that the gentle transition of the illumination levels on road surfaces inside and outside the tunnel is realized, and the zero electric energy loss of tunnel strengthened illumination is realized.

The invention discloses a reflection-type sunshine illuminating system. The reflecting-type sunshine illuminating system comprises a light collecting device, an optical fiber coupler, a fiber optics bundle, and a semi-light-penetrable semi-trans-form light conduction lighting device, wherein the optical fiber coupler is connected with the light collecting device and is used for enabling sunshine which is collected through the light collecting device to be coupled in optical fibers, the fiber optics bundle is connected with the optical fiber coupler, and the semi-light-penetrable semi-trans-form light conduction lighting device is connected with the fiber optics bundle. The semi-light-penetrable semi-trans-form light conduction lighting device comprises a light guiding pipe and a plurality of semi-light-penetrable semi-trans-form prisms, wherein the plurality of semi-light-penetrable semi-trans-form prisms are arranged inside the light conducting pipe in a distributing mode at intervals. A light outlet is formed in the bottom portion of the light guiding pipe of the semi-light-penetrable semi-trans-form light conduction lighting device and a diffusing device is installed at the portion of the light outlet. The reflection-type sunshine illuminating system is simple in structure, reasonable in design, low in realizing cost, and capable of being widely applied to the fields such as gymnasium illumination, market illumination, underground illumination, underwater illumination, tunnel illumination, and road illumination. Besides, the fields of development and utilization of solar energy and the utilization rate are improved.

The invention relates to an LED (Light Emitting Diode) panel lamp, which comprises a lamp frame, a substrate, a plurality of blue-light LEDs, a light guide plate, a diffusion plate and a film doped with fluorescent powder. The light guide plate and the diffusion plate are embedded in the lamp frame. The substrate is arranged on the internal side surface of the lamp frame which faces to the side surface of the light guide plate. A plurality of cup troughs are abreast arranged on one side, which faces to the side surface of the light guide plate. of the substrate. One blue-light LED is installed in each cup trough. The blue-light LEDs are connected in series or in parallel. The film is attached onto the side surface, which faces to the blue-light LEDs, of the light guide plate. The light guide plate is provided with a light reflecting film. The light reflecting film is attached onto one surface of the light guide plate. The diffusion plate is arranged on the other surface, which is opposite to the light reflecting film, of the light guide plate. The LED panel lamp has the advantages that the emergent light is relatively uniform, the problem of glaring does not occur, the influence of a single damaged LED on the overall lighting effect is smaller, and the illuminating effect is better; since the blue-light LEDs are abreast arranged, the distribution density is lower and the heat dissipating effect is better; and since the blue-light LEDs are directly installed in the cup troughs, the production process is simple and the production cost is reduced.

The invention discloses an LED daylight lamp device capable of directly replacing a fluorescent lamp, relating to the technical field of lighting. The LED daylight lamp device structurally comprises an LED light tube and an external LED power supply, wherein two ends of the LED light tube are respectively provided with an end cover in a connecting manner, inner ends of two terminals arranged on the same end cover are in short circuit through a conducing piece, the light tube is provided with a DC input end, the external LED power supply is provided with a starter interface terminal and a DC output end, and the DC output end is detachably and electrically connected with the DC input end through a power wire. The LED power supply can be directly installed on a place of an original starter and matched with an original starter interface, the LED light tube can be directly installed on a place of an original fluorescent lamp, thus any circuit is not changed, the LED power supply and the LED light tube can be rapidly replaced, and the LED daylight lamp device is convenient and practical; and the LED power supply is arranged on the place of the original starter of a lamp panel, because the LED power supply is arranged externally, the LED daylight lamp device has the characteristics of easiness in passing the safety, good quality of emergent light, and the like.

An actinic-energy-ray-curable resin composition (10) is supplied to the nip between a roll-shaped die (7) obtained by subjecting the peripheral surface of a roll-shaped metal member to blasting to thereby form a finely roughened structure and a filmy light-transmitting substrate (9) disposed along the peripheral surface of the roll-shaped die (7), thereby forming the actinic-energy-ray-curable resin composition (10) into a thin film. The finely roughened structure in the peripheral surface of the roll-shaped die (7) is transferred to a surface of the thin film. This actinic-energy-ray-curable resin composition (10) is cured to form a light-transmitting thin film. This film is bonded to the surface of the light-transmitting substrate (9) to obtain an antiglare film. That surface of the light-transmitting thin film which has the finely roughened structure has an arithmetic average inclination angle of 0.5-3.5 degrees.

The invention relates to a firefighting guide illumination line comprising a continuously luminous strong electroluminescence line (1), a PVC transparent plastic layer (2), an electroluminescence line(3) and a flexible wire cable (4) parallel to the electroluminescence line (3), wherein the PVC transparent plastic layer (2) is arranged outside the strong electroluminescence line (1); the electroluminescence line (3) and the flexible wire cable (4) are arranged in the strong electroluminescence line (1) which is wound on a rotatable wire coil wheel (6) with a stand (5); the center of the wirecoil wheel (6) is provided with charging batteries (7) and a driving controller (8) and is connected in series with one end of the strong electroluminescence line (1); the power-on strong electroluminescence line (1) can continuously illuminate when being electrified, and the wire coil wheel (6) is used to randomly withdraw and release the strong electroluminescence line (1). The firefighting guide illumination line is mainly applied to underground places, such as markets, subways, coal mine, and the like for rescue and guides refugees to evacuate towards a destination direction.

The invention discloses a classroom lamp with disinfection and illumination functions. The classroom lamp is used for making sterilization and illumination in classrooms, and comprises a lamp shell, adiffuse reflection cover that is arranged in the lamp shell, a disinfecting and sterilizing lamp panel, an LED light source plate and a control circuit board; an air inlet is formed in one end of thelamp shell, and an air outlet is arranged on the other end. A fan driving airflow to flow is arranged in the lamp shell, the disinfection and sterilization lamp panel and the LED light source plate are arranged in the lamp shell; the fan, the disinfection and sterilization lamp panel and the LED light source plate are electrically connected with the control circuit board, and light emitted by theLED light source plate is reflected by the diffuse reflection cover and then emitted out of the lamp shell. The classroom lamp has the advantages that the lamp not only can play a role in lighting, but also can play a role in sterilization and disinfection without hurting students.

The invention discloses a vehicle headlamp, which can switch light distribution patterns without movable portions so as to form light distribution patterns respectively adapted to far-light beams and dipped beams. Meanwhile, glare is not generated when the dipped beams are formed, so that the utilization rate of light is improved compared with the prior art. The vehicle headlamp (1) comprises a bulb (4) equipped with a first filament (41) and a second filament (42), a first reflecting surface (51) of a parabolic line with a focus (F1) near the first filament (41), a second reflecting surface (61) of an elliptic system with a first focus (F21) near the second filament (42) so as to enable the ejaculation light of the second filament (42) to reflect toward a second focus (F22) and a third reflecting surface (71) of a parabolic line with a focus (F3) near the second focus (F2) of the second reflecting surface (61). The bulb (4) is equipped with a light shield (43) close to the first filament (41). The light shield (43) is used for shielding the light from the first filament (41) to the second reflecting surface (61).

A light-emitting diode (LED) street lamp comprises a shell, and a first lamp body and a second lamp body arranged on the shell; the first lamp body and the second lamp body respectively comprise a heat emitter and a plurality of LED modules closely arranged on the heat emitter, wherein the heat emitters of the first lamp body and the second lamp body are obliquely arranged at the two opposite side surfaces of the shell, and the LED modules closely arranged on the heat emitters of the first lamp body and the second lamp body are in nonsymmetrical distribution relative to the shell. Compared with the prior art, the LED modules at the two opposite sides of the shell of the LED street lamp are in nonsymmetrical distribution, thus reducing the light intensity of one side of the LED lamp in the directions of the angles of 90 degrees and 80 degrees, and achieving the aims of reducing glare and even being free from glare.

The invention discloses a laminating film for a liquid crystal display (LCD), and a liquid crystal display backlight module. The laminating film for the LCD comprises a first structural layer film, asecond structural layer film, and a composite glue layer; the first structure layer film comprises a first base film, a first prism layer and a back coating; the first prism layer is formed by continuously arranging multiple first prisms, the first prism layer is arranged on an upper surface of the first base layer, and the back coating is arranged at a lower surface of the first base film; the structure layer film comprises a second base film and a second prism layer; the second prism layer is formed by continuously arranging multiple second prisms; the second prism layer is arranged on the upper surface of the second base film; the composite glue layer comprises PBMA or PMMA microspheres; and the first prisms are laminated on the second base film through the composite glue layer. In thepremise of ensuring that the brightness can achieve a liquid crystal display product requirement, the masking can achieve the requirement, thereby ensuring that the interference and the glare are avoided, and the visual effect reaches the standard.

The invention discloses a filing cabinet having indication keys and capable of positioning each filing box. The filing cabinet includes an intelligent control system, a door plate of a cabinet body, an automatic lifting door, a filing box rotation mechanism, and a box bucket; the filing box rotation mechanism is connected to the box bucket and can rotate the box bucket; filing boxes can be storedin the box bucket; a bending portion facing the interior of the filing cabinet body is arranged on the door plate; a plurality of square holes are formed in the bending portion at equal intervals; a distance and a position of each square hole is corresponding to each filing box stored in the box bucket in a one-to-one manner; a magnet self-starting device is arranged in each square hole; each magnet self-starting device includes an indication key, a pin, and a bidirectional self-holding electromagnet; each indication key is connected to the bidirectional self-holding electromagnet through thecorresponding pin; and each bidirectional self-holding magnet is connected to an energized circuit, and the energized circuit is connected to a total control circuit.

The invention discloses a luminous road traffic sign board with an LED panel, comprising a bottom plate. The luminous road traffic sign board with the LED panel is characterized in that an organic light guide plate is arranged at the front end of the bottom plate; a panel is arranged at the front end of the organic light guide plate; a road traffic sign indication film is arranged on the panel; the bottom plate, the organic light guide plate, the panel and the periphery of the road traffic sign indication film are provided with a peripheral protection layer; and a plurality of LED light sources are arranged on the inner wall of the peripheral protection layer facing to the organic light guide plate. The invention has the advantages of obvious luminous effect, lower manufacture cost, low energy consumption and no dazzling phenomenon under a condition of poor external light ray, and the road traffic sign board can realize the function of indicating the road traffic and carry out luminescence indication by using the LED when the LED light sources are switched off.