38results about How to "Increase the beam angle" patented technology

The invention discloses a large-angle LED (Light Emitting Diode) lens, comprising a main body, wherein the lower end of the main body is provided with an opening, the main body is shell-shaped and is provided with light-incident surfaces and light-emergent surfaces; the light-incident surfaces are symmetrically arranged around the central axis of the main body, and are positioned at the inner sides of the main body; the light-emergent surfaces are arranged at the outer side of the main body; the light-incident surfaces are light-transmitting concave surfaces; the light-emergent surfaces are light-transmitting convex surfaces; the maximum thickness d1 of the lower part of the main body and the minimum thickness d2 of the top part of the main body meet the condition that d1 / d2 is more than 4 and less than 6; the concave depth h1 of each light-transmitting concave surface and the minimum thickness d2 of the top part of the main body meet the relation: h1 is more than 4*d2; and the convex height h2 of the light-transmitting convex surface and the minimum thickness d2 of the top part of the main body meet the relation: h2 is more than 5*d2. The large-angle LED lens disclosed by the invention has the advantages that the light beam angle of the large-angle lens is converted to be larger than 130 degrees so as to realize large-angle illumination and simultaneously improve the illumination uniformity; and due to the design with the light-transmitting concave surfaces and the light-transmitting convex surfaces, the total reflection probability of light is reduced to be lowest, so that the enlarging of the light-emergent angle is ensured, simultaneously, the efficiency of the lens is also enabled to be 90%, and the light utilization rate is furthest increased. The invention also discloses a large-angle light-emergent LED light source module.

The invention discloses a strobe frequency lamp. The strobe frequency lamp comprises a mounting base, a lamp module mounted on the mounting base, and a light cover covering the lamp module; the lamp module includes a radiator; the radiator is provided with a mounting bracket and a hard circuit board; the mounting bracket is similarly n-shaped, and mounting blocks outwards extend from two ends of the mounting bracket; the hard circuit board is positioned below a projection section of the mounting bracket; the mounting bracket is provided with a soft circuit board and multiple bead modules mounted on the soft circuit board; two ends of the soft circuit board are connected with the hard circuit board; a board body of the soft circuit board covers the projection section of the mounting bracket; the mounting bracket is sleeved with a lens; the similarly n-shaped mounting bracket is adopted to replace a traditional straight plate type mounting bracket; the bead modules also can be mounted on the inclined surfaces on two sides; mounting grooves are inwards formed in the front and back two side surfaces of the projection section of the mounting bracket; and the bead modules are mounted in the mounting grooves, so that the light emitting angle of the strobe frequency lamp is increased, and the brightness of the strobe frequency lamp is reinforced.

The invention relates to the LED technical field, which aims at providing a sloping surface LED supporting frame and an LED light source. An LED enclosure surface is arranged on the surface of the sloping surface LED supporting frame of the invention, the enclosure surface is in a sloping surface such as a conical surface, a truncated cone surface, a pyramid surface or a semisphere surface; at least more than one LED enclosure channel can also be laterally arranged on the sloping surface, or LED enclosure holes can be arranged on the surface layer of the sloping surface. The boundedness of the original plane supporting frame in the secondary reflecting respect by adopting the supporting frame and the LED light source of the invention can be broken through, and the light source brightness can be further increased; the LED light source formed through independent circuits respectively controlling all enclosure channels can produce the special effect of different light distances.

The invention discloses a backlight source module with a light diffusion component, which comprises a rubber frame (1), a back plate (2), a reflecting device (3), a light source (4), a diffusion plate (5) and an optical diaphragm group (6). The light diffusion component (7) placed on the reflecting device (3) is arranged on the outer side of the light source (4), is provided with a plurality of surfaces and consists of at least one total-reflection surface (71), at least one transmission surface (72) and at least one large-angle total-reflection surface (73), the total-reflection surfaces (71) are capable of totally reflecting the light source, the transmission surfaces (72) are capable of transmitting large-angle light rays, and the large-angle total-reflection surfaces (73) are capable of totally reflecting large-angle incident light. The backlight source module is provided with the light diffusion component with the multiple surfaces, the light rays emitted from the light source are totally reflected, refracted and reflected by the aid of the light diffusion component, accordingly, a luminescence form of the light source is changed, a luminous angle of the light source is increased, homogenization and dimming of the light source are realized, and the utilization efficiency of the light source is improved.

The disclosure provides a light emitting diode, a backlight device and a display device. The light emitting diode includes a bracket and a light emitting diode chip. The bracket includes two first side plates arranged opposite to each other, two second side plates arranged opposite to each other, and a base plate, where at least one of the two first side plates is a light-transmitting side plate. The light emitting diode chip is arranged in a receptacle, where the receptacle is formed by the two first side plates arranged opposite to each other, the two second side plates arranged opposite to each other, and the base plate.

The invention relates to a nano-zirconia ceramic LED lamp filament and a manufacturing method thereof and belongs to the technical field of LED ceramic lamp filaments. The manufacturing method of the nano-zirconia ceramic LED lamp filament includes the following steps of raw material blending, organic colloid preparing, pug preparing, injection molding, extracting and dewaxing, heating and degreasing, high-temperature sintering and mirror polishing. The nano-zirconia ceramic LED lamp filament is good in light-emitting effect, high in strength, light transmission and light-emitting efficiency and good in breaking tenacity, the light-emitting efficiency reaches up to 180 LM / W (lumen / watt), the thickness tolerance of the nano-zirconia ceramic LED lamp filament can be controlled to be 0.01 mm in the manufacturing process, the light-emitting angle reaches up to 360 degrees, and service life reaches up to 80,000 hours.