Abstract: An overheating prevention apparatus for use in a display apparatus is provided. The display apparatus comprises at least one fan running at at least one initial rotation speed. The overheating prevention apparatus comprises a first temperature sensor, a second temperature sensor and a processing module. The first temperature sensor is used for sensing an environment temperature and generating a first signal according to the environment temperature. The second temperature sensor is used for sensing an inner temperature of the display apparatus and generating a second signal according to the inner temperature. The processing module adjusts the at least one fan from the at least one initial rotation speed to at least one first running rotation speed according to the first signal and the second signal. The display apparatus using the present invention can automatically adjusts the speed of the fan so that the display apparatus works correctly.

Abstract: A substrate-check equipment has a conveyer, at least two lamps, at least two image acquisition units and a control unit. The conveyer conveys a substrate. The lamps are mounted respectively above and below the conveyer to respectively shine light onto the substrate. Each lamp has an adjusting unit for adjusting intensity of the lamp. The image acquisition units correspond to the lamps and are mounted respectively above and below the conveyer to respectively capture images of the substrate and generate image signals. The control unit is electronically connected to the lamp and the image acquisition units. Emitted light intensity of the lamps is adjusted to ensure consistent image quality and speed up procedures for checking the substrate.

Abstract: A color separation and polarization device is provided, which comprises a lens module, having a first frame including a polarization material received therein, and configured with a first light-entrance surface and a first light-emitting surface having a lens structure disposed thereon respectively, and a triangle-shaped optical structures, configured with a second light-entrance surface and a second light-emitting surface having triangle-shaped microstructures disposed thereon respectively. When a white light beam enters the first light-entrance surface, it is polarized by the polarization material, converged by the lens structure of the first light-emitting surface, splitting into a red beam, a green beam, and a blue beam by the triangle-shaped microstructures of the second light-entrance surface, and finally the three color beam are collimated by the triangle-shaped microstructures of the second light-emitting surface.

Abstract: An operation mechanism for locking or unlocking the front suspension system of bicycles includes a base with a lever frame pivotably connected thereto. The control cable is connected to the lever frame which has a pin. A movable member is located in the base and includes two hooks and two slots are defined through the hooks. The base includes an axle which extends through the center of the lever frame and the two slots. The pin on the movable member is removably hooked by the hooks. A cover is mounted to the base to hide the movable member. The movable member is movable along a push rod and biased by a resilient member. A operation rod inserted into the base and pushes the movable member to remove the pin from the hooks so as to release the control cable.

Abstract: A composite color separation system, comprises: a light control module, a light guide module and a light splitting module. The light control module has a lighting unit and a lens unit, in which the lighting unit includes an array of lighting elements whereas there are at least two types of lighting elements in the array for emitting at least two beams of different wavelengths. The light from the lighting unit is directed to enter the lens unit before being discharged out of the light control module. The light guide module comprises: a first light incident surface, for receiving the beams from the light control module; a first light emergence surface; and a light guide structure, for guiding the beams to the first light emergence surface where they are discharged out of the light guide module to the light splitting module. The light splitting module is used for splitting the beams.

Abstract: A color separation system is disclosed, which comprises: a backlight source, being highly collimated and used for providing an incident beam; a color separation module, formed with a first color separation film for separating the incident beam basing on wavelength while deflecting the optical paths of the resulting split beams; and a beam splitting module, being configured with at least one beam splitting plate and a liquid crystal layer; wherein, the at least one beam splitting plate is used for converging the beams from the color separation module while deflecting the optical paths thereof for enabling those to be discharged thereout following a normal direction of a light emitting surface of the backlight source.

Abstract: A light uniformization structure and light emitting module is related to a light uniformization structure including a first material layer having a plurality of microstructures in a surface thereof, a second material layer having a plurality of microstructures in a surface thereof, and a spacer layer. The spacer layer is located between the first material layer and the second material layer, and a refractive index of the spacer layer is smaller than a refractive index of the first material layer and a refractive index of the second material layer.

Abstract: A light uniformization structure and light emitting module is related to a light uniformization structure includeing a first material layer having a plurality of microstructures in a surface thereof, a second material layer having a plurality of microstructures in a surface thereof, and a spacer layer. The spacer layer is located between the first material layer and the second material layer, and a refractive index of the spacer layer is smaller than a refractive index of the first material layer and a refractive index of the second material layer.

Abstract: A surface-check equipment has a frame, at least one lamp fastened to the frame and at least one dark box fastened to the frame. The dark box has a case with a working side and a dark chamber. The working side has a slot defined through the working side and allowing light to enter the dark box via the slot. The dark chamber communicates with the slot and has an incident reflector, at least one transmitting reflector, a refractor assembly, at least one terminal reflector, and a sensor corresponding to each other and allowing light from the object via the slot to be reflected and refracted and received by the sensor. Therefore, the dark box has simple and inexpensive elements, so the surface-check equipment is easily and quickly assembled and has decreased cost and size.

Abstract: A speaker, comprises a shell, a lampshell, and an illuminating device. The upper side of the shell has a base. The lampshell is located below the base. The lampshell combines with the base. The lampshell has an illuminating portion. The illuminating device is located between the lampshell and the base. The illuminating device has a LED board and a plurality of LEDs, and the LEDs electrically connect on the bottom of the LED board. By such an arrangement, the present invention provides sound and emits beam/light as well. The present invention is innovative and able to illuminate.

Abstract: A composite optical dividing device can receive a light beam, which is mixed with at least multiple wavelength ranges of light. The optical dividing device includes a first optical film plate and a second optical film plate. The first optical film plate has multiple micro-structure lenses in same shape, for deflecting and the incident light with a condense level. The second optical film plate has multiple periodic polygon structures, for receiving the deflected light and dividing constitutions of the light beam, according to the wavelength ranges. Each of the multiple ranges of light respectively travels toward a predetermined region on a plane.

Abstract: A method for cutting a nonmetal material is provided. The method includes steps of (a) generating a tension stress on a surface of the nonmetal material by exerting a bending stress thereon; (b) providing a thermal effect along a path direction on the surface, wherein the thermal effect grows along a direction opposite to the path direction; (c) providing a first cryogenic effect in a first incident direction along the path direction; and (d) providing a second cryogenic effect in a second incident direction along the path direction, wherein a crack along the path direction on the surface is formed as a result of the tension stress, the thermal effect, and the cryogenic effects therealong for cutting the nonmetal material.

Abstract: A steam case includes a case body having an inner portion provided with a receiving chamber which has a bottom provided with a water tank. The case body has a lower portion provided with a receiving space located under the water tank to receive a burner. The case body is provided with an inner water storage conduit, an outer water storage conduit and an air draining channel located between the inner water storage conduit and the outer water storage conduit. Thus, the waste air produced by the burner during the heating process is kept at a higher temperature and can be reused to heat the water in the inner water storage conduit and the outer water storage conduit and to increase the temperature of the water in the water tank so as to shorten the heating time of the steam case.

Abstract: A steam box includes a container having an inner portion provided with a receiving chamber which has a bottom provided with a water tank. The container has a lower portion provided with a receiving space located under the water tank to receive a burner. The container is provided with an inner water storage conduit, an outer water storage conduit and an air draining channel located between the inner water storage conduit and the outer water storage conduit. Thus, waste air produced by the burner during the heating process is disposed at a higher temperature and can be reused to heat the water in the inner water storage conduit and the outer water storage conduit and to increase the temperature of the water in the water tank so as to shorten the heating time of the steam box.

Abstract: A composite optical film including a base and an optical-field-modulation microstructure layer is provided. The base has a light incident surface and a light emitting surface, wherein the light incident surface and the light emitting surface are correspondingly disposed. The optical-field-modulation microstructure layer disposed on the light emitting surface has a first prism column set and a second prism column set, wherein the first prism column set has a plurality of first prism columns arranged in parallel and extended along a first direction, and the second prism column set has a plurality of second prism columns arranged in parallel and extended along a second direction. The first prism column set and the second prism column set are disposed across each other, and at least one of the first prism column set and the second prism column set has a smooth curve top.

Abstract: A color dividing optical device has an integrated structure of dual surfaces, each has a micro/nano structure. The optical device can perform beam splitting and color dividing on an incident light source, which has a constitution from multiple different wavelengths. In a space, the original incident light source is equally split into multiple light beams in an array, according to light intensity. At the same time, the light beam constituted from different wavelengths is divided into multiple sub-light sources, according to the wavelength, so as to have the function to propagate a color array with color dividing. The optical device with capability of modulating the color wavelengths can transform the wide-band incident light source into sub-light beams in array with color dividing (wavelength dividing) and beam splitting.

Abstract: A composite optical-dividing component receives a light beam. There are mixed-bands in the light beam. The composite optical-dividing component includes a first optical-patch and a second optical-patch. The first optical-patch has multiple micro-structural lenses in an identical shape. Each micro-structural lens receives the light beam and generates a deflecting light in some degrees of condense. The second optical patch has multiple polygonal structures. Some polygonal structures are periodic and provide the function of deflection in order to receive the deflecting light and then separate multiple bands from the beam. In accordance with wavelengths in multiple bands, the bands are emitted to a target area (RGB) in a plane, respectively. Another part of the polygonal structures has the capability of light refraction, which receives the deflecting light and deflects and the rest of the bands in the beam. And it is emitted to a target area (W) in a plane.

Abstract: A system for optical color division receives an incident light from a side and divides the incident light into a plurality of color lights. The system includes a light guide plate for allowing the incident light to have total internal reflection back and forth therein. A surface of the light guide plate has a plurality of microstructures, which can destroy the total internal reflection and enable the light to exit.

Abstract: A thin display structure including a case, at least two joining sleeves disposed at the bottom of the case, and at least two support units with the transverse width similar to the thickness of the case is provided. The support units are rotatably disposed in the joining sleeves, such that the support units can rotate with respect to the case, so as to have a receiving position hiding in the case and a supporting position protruding from the case. In the receiving position, the thin display can be received in a packing case or hung on a wall surface, and in the supporting position, the thin display can stand on a plane.

Abstract: A light concentrating module includes an optical film having a light incident surface and a light outgoing surface facing the light incident surface, an optical wedge plate having a first surface, a second surface facing the first surface and having an angle with respect to the first surface and a third surface adjacent to the first and second surfaces, and at least one photoelectric chip disposed near the third surface. Light from a light source penetrates the optical film, and the light enters the first surface of the optical wedge by an appropriate incident angle and has total reflection between the first and second surfaces, whereby the light propagates in the optical wedge, and the light leaves the optical wedge from the third surface and is received by the photoelectric chip.