Abstract: An underwater digital camera includes an image capturing unit, an underwater conditions sensing unit, a memory, and a processor. The image capturing unit is used for capturing images. The underwater condition sensing unit is used for sensing underwater conditions. The processor is used for writing the underwater conditions into the memory together with an image currently captured by image capturing unit while underwater.

Abstract: A pixel element for field emission display includes a sealed container having a light permeable portion, an anode, a cathode, a phosphor layer formed on an end surface of the anode, and a CNT string electrically connected to and in contact with the cathode with an emission portion of the CNT string suspending. The phosphor layer is opposite to the light permeable portion, and the emission portion is corresponding to the phosphor layer. Some of CNT bundles in the CNT string are taller than and project over the adjacent CNT bundles, and each of projecting CNT bundles functions as an electron emitter. The anode, the cathode, the phosphor layer and the CNT string are enclosed in the sealed container. The luminance of the pixel element is enhanced at a relatively low voltage.

Abstract: An ultrasonic test apparatus includes a container containing de-ionized water, a pressing member, a supporting member, and a fixing member. The limiting member, the loading member, and the cover member are disposed in the de-ionized water. The fixing member tightly fixes the pressing member and the supporting member together for mounting at least part of integrated circuits to be detected between the pressing member and the supporting member.

Abstract: A case (10) for accommodating a camera (30) has at least an access opening (102) for putting the camera into the case. The case includes an inner layer (12) and an outer layer (11) being connected together. The inner layer of the case defines a room (101) for receiving the camera therein. An air chamber (105) is defined between the inner and outer layers. A valve (20) is formed on the outer layer of the case for communicating the chamber with outside. When the camera is received in the room of the case, the chamber can be filled with air through the valve, and volume of the room can be adjusted to approximately mach the volume of the camera received therein.

Abstract: A heat dissipating device includes a heat sink, and a block. The heat sink includes a base and a plurality of fins formed on the base. A bottom portion of the base forms a protrusion. The block defines a first recess and a second recess in two opposite surfaces of the block respectively. The protrusion of the heat sink engages in the first recess, and an electronic component is received in the second recess.

Abstract: A mixed light apparatus for mixing light emitted from a first light source and a second light source includes a body, a first light reflecting element, a second light reflecting element and a field lens. The body has a light emitting surface. A first reflecting element extends from the light emitting surface. The first light reflecting element has a first emanating point and a first focal point. The first light source is disposed at the first focal point. A second light reflecting element extends from the light emitting surface. The second light reflecting element has a second emanating point and a second focal point. The second light source is disposed at the second focal point. The first emanating point and the second emanating point overlapat the light emitting surface. The field lens is disposed on the light emitting surface and corresponds to the first and second emanating points.

Abstract: A television includes a device memory for storing a plurality of data files; an interface for connecting an external device to the television; and a detector used for detecting whether the external device is connected to the television and detecting whether the external device has files, and generating a file detected signal when the external device has files; a process module configured for detecting whether the files in the external device are the same as the files in the device memory, and outputting options for selection when the files in the external device is not the same as the files in the device memory; an input module for receiving operational inputs and generating optional selection signal when receiving the options from the process module; the process module is further configured for generating an add signal when detecting a voltage of the optional selection signal is high; an add module used for copying the files from the external device to the television based on the add signal.

Abstract: An exemplary strap for a portable device includes a hollow ring portion, two elastic members, two connecting strings, two blocks, and a strap attachment coupled to the connecting strings. The ring portion includes at least one restraint with a through hole defined therein. The elastic members are fixed within the ring portion. The connecting strings are coupled to the elastic members respectively, pass through the through hole and stretch out of the ring portion. The blocks are positioned respectively at joints of the elastic members and the connecting strings, and restrained within the ring portion by the at least one restraint for preventing the elastic members from being excessively stretched.

Abstract: A dichroic mirror includes a substrate and a dielectric multilayered film formed on a surface of the substrate. The dielectric multilayered film includes a first period layer with a structure represented by a formula (0.33HO.66LO.33H)n and a second period layer with a structure represented by a formula (2HM)m. Wherein H represents a high refractive index layer, L represents a low refractive index layer, M represents a middle refractive index layer, all of the H, L and M are set at ¼ lambda of a reference wavelength associated with the film, the m and n represent the number of repetitions of the structure, enclosed by the parentheses, used in the correspond first period layer or second period layer.

Abstract: A detecting system includes a light source, a dichroic prism, a light sensing unit, a processing unit, and a display device. The light source is configured for emitting light to color segments of a color wheel to be checked to generate separated color lights in a sequence according to that of the color segments of the color wheel. The dichroic prism is configured for receiving the sequenced color lights and transmitting the color lights therefrom. The light sensing unit is configured for detecting the sequenced color lights transmitted from the dichroic prism and generate corresponding signals. The processing unit is configured for receiving the signals from the sensing unit, and interpreting the signals as displayable sequence information of the color segments. The display device is configured for displaying the sequence information.

Abstract: An injection molding device includes a male mold portion and a female mold portion mating with the male mold portion. The male mold portion includes a first molding surface defined therein. The female mold portion includes a through hole, an ejector sleeve received in the through hole and having a cavity hole, and a cavity insert received in the cavity hole of the ejector sleeve and having a second molding surface facing upwardly the first molding surface. An axis of the cavity hole is spaced from that of the through hole. If an eccentricity is presented on the molded lens, the cavity insert can be rotated to adjust the relative location of the first and second molding surface such that the eccentricity of the molded lens can be adjusted.

Abstract: A projector has a disassembling lock for preventing the lamp cover from being disassembled when the projector is secured to a ceiling. The disassembling lock includes a sleeve, a latching rod, a stop block, and a coil spring. The sleeve is secured in the projector and has a first sleeve portion and a second sleeve portion. The latching rod has a first rod portion, a second rod portion, and a flange formed between the first rod portion and the second rod portion, the flange is slidable inside the first sleeve portion. The stop block is fixed in a distal end of the first sleeve portion away from the second sleeve portion, the stop block defines a hole for the first rod portion sliding to the lamp cover. The coil spring is coiled around the first rod portion and held between the flange and the stop block.

Abstract: A diffraction grating structure comprises a substrate having a first surface and a second surface opposite to the first surface. A first grating is defined on the first surface and a second grating is defined on the second surface. The first grating includes a plurality of first grooves and has a first grating period. The second grating includes a plurality of second grooves and has a second grating period. The first groove and the second groove are formed by a fast tool servo system.

Abstract: An exemplary super-wide-angle lens includes a lens barrel, a set of imaging lenses, and a prism. The set of imaging lenses is received in the lens barrel. The prism has three light incident surfaces, each of which is coated with a unique color filter for exclusively transmitting a predetermined color light, and a light emissive surface. The prism is positioned such that each of the light incident surfaces is configured for receiving light from a unique field of view of the super-wide-angle lens and the light emissive surface faces the set of imaging lenses, and is structured so that light transmitting in the prism is directed from the light incident surfaces to the light emissive surface.

Abstract: A copy controlling method includes supplying at least two slots for receiving storage devices; determining a first storage device and a second storage device when the two slots are connected with storage devices; determining the free space remaining on the second storage device and if the second storage can accept all files to be copied from the source storage device; copying files from the first storage device to the second storage device, therein the size of the files to be copied is determined based on the free space of the second storage device. An electronic device with a copy controlling function is also provided.

Abstract: A backlight module includes a light guide plate, at least one mixed light apparatus, a first light source and a second light source. The light guide plate includes a body including at least one recess provided at a bottom surface thereof. The mixed light apparatus is disposed partly in or adjacent to the recess. The mixed light apparatus includes a body, a first light reflecting element and a second light reflecting element. The body of the mixed light apparatus has a light emitting surface. Each of the light reflecting elements extends from the light emitting surface. Each of the light reflecting elements has an emanating point and a focal point. The emanating points overlap at the light emitting surface. One of the light sources is disposed at one of the focal points.

Abstract: An exemplary warning method for avoiding eye stress of a computer user includes: capturing a number of consecutive images of the face of a computer user; processing the images to obtain a number of values each indicative of a degree of openness of the eyes of the computer user; counting an amount of values exceeding a predetermined threshold to obtain accumulated viewing time of the computer user; and triggering a warning means if the accumulated viewing time of the computer satisfies a predetermined condition.

Abstract: A method for real time control of lighting system includes the steps of: providing a computer, a SCM (2), a digital-to-analog converter (3), and at least one power amplifier (41, 42, 43) connected to the digital-to-analog converter, each of the at least one power amplifiers connects with a lamp; receiving light control data inputted by a user; transmitting the light control data to the SCM; processing the light control data received by the SCM, and generating digital signals by the SCM; transmitting the digital signals to the digital-to-analog converter; converting the digital signals into an analog signals by the digital-to-analog converter, and transmitting the analog signals to the at least one power amplifier; and amplifying the analog signals and controlling the corresponding lamp connected to the at least one power amplifier. A system for real time control of the lighting system is also provided.

Abstract: An exemplary prism sheet includes a transparent main body. The transparent main body includes a surface and a plurality of spherical micro-depressions integrally formed in the surface. A backlight module using the present prism sheet is also provided.

Abstract: An RF-controlled power saving communication system includes an electronic device (30), an antenna (60), a radio frequency (RF) receiver (40) and a power saving apparatus (20) for controlling power supply of the electronic device. The RF receiver receives RF signals via the antenna and transmits the RF signals to the electronic device to process. The RF receiver further transmits the RF signals to the power saving apparatus. The power saving apparatus resumes the power supply of the electronic device in accordance with the RF signals.