Abstract: An exemplary sunroof for mounting in a vehicle roof is provided. The sunroof includes a panel and a warning apparatus. The sunroof includes a first bottom surface for facing toward an inside of the vehicle. The warning apparatus includes a PCB attached to the panel, and a warning unit mounted on the first bottom surface and electrically connected to the PCB. The warning unit is configured to send an emergency alert signal when the panel is raised up to be substantially perpendicular to the vehicle roof. A vehicle includes the sunroof is also provided.

Abstract: A vehicle mirror includes a main body, a mirror fixed on the main body, and a generator. The generator includes a generating assembly received in the main body. The generating assembly includes a fan, a stator, and a rotor. The rotor is connected to the fan and is capable of rotating relative to the stator when the fan is rotated by wind, such that the generator generates electrical energy.

Abstract: A device for measuring eccentricity of a lens includes a support portion, an eccentricity detector, a driving device, a vacuum absorption device, a clamping device, and a rotatable pole. The support portion includes a plurality of gear teeth and a first through hole. The eccentricity detector is positioned above the lens. The driving device includes a driving mechanism and a motor. The motor rotates the driving mechanism. The vacuum absorption device includes an air pipe and a vacuum generation element. The vacuum generation element is for removing air from the air pipe. The clamping device includes a first clamping element and a second clamping element. The first clamping element cooperates with the second clamping element to locate and fix the lens. The rotatable pole includes a second through hole. The rotatable pole is for supporting the support portion.

Abstract: A lens device includes a lens assembly, a lens barrel receiving the lens assembly therein and a barrel holder. The lens barrel includes a first end, an opposite second end, a first flange extending outwards from the first end, and a second flange extending outwards from the second end. The barrel holder is located between the first flange and the second flange. The barrel holder includes a first part, a second part, and two pairs of magnetic units each including a first magnetic element fixed to one of the first part and the second part, and a second magnetic element fixed to the other of the first part and the second part, the second magnetic element magnetically attracted to the first magnetic element. The first part is securely attached to the second part by magnetic attraction between the first and second magnetic elements.

Abstract: A feeding device for an injection molding device includes a hopper, a shaft, a number of blade groups, and a driving device. The hopper defines a central axis and a hole along the central axis, the hole includes an inlet and an outlet opposing the inlet. The shaft is received in the hole along the central axis. The blade groups are arranged along direction of the central axis. Each blade groups includes a number of blades which are substantially located at the same radical cross-section of the shaft. Each blade is connected to the shaft and is tilted to the radical cross-section of the shaft. The driving device is connected to the shaft to rotate the shaft and the blade groups to generate airflow towards the inlet.

Abstract: A lens device includes a lens assembly, a lens barrel receiving the lens assembly therein and a barrel holder. The lens barrel includes a first end, an opposite second end, a first flange extending outwards from the first end, and a second flange extending outwards from the second end. The barrel holder is located between the first flange and the second flange. The barrel holder includes a first part, a second part, and two pairs of magnetic units each including a first magnetic element fixed to one of the first part and the second part, and a second magnetic element fixed to the other of the first part and the second part, the second magnetic element magnetically attracted to the first magnetic element. The first part is securely attached to the second part by magnetic attraction between the first and second magnetic elements.

Abstract: An injection molding device includes a lens molding die. The lens molding die includes a male mold, cores inserted in the male mold, a support plate attached to the male mold, and fixing poles. The support plate defines a plurality of I-shaped first guiding holes spatially corresponding to the cores. The fixing poles correspond to the respective first guiding holes. Each fixing pole includes a body portion and a connecting portion extending from the body portion. The body portion has an I-shaped cross-section conforming to the first guiding hole. The body portion extends through the corresponding first guiding holes. The connecting portion is secured to the corresponding core.

Abstract: An exemplary sunroof for mounting in a vehicle roof is provided. The sunroof includes a panel and a warning apparatus. The sunroof includes a first bottom surface for facing toward an inside of the vehicle. The warning apparatus includes a PCB attached to the panel, and a warning unit mounted on the first bottom surface and electrically connected to the PCB. The warning unit is configured to send an emergency alert signal when the panel is raised up to be substantially perpendicular to the vehicle roof. A vehicle includes the sunroof is also provided.

Abstract: A lens manufacturing apparatus includes a first mold, a second mold, a first core, and a second core. The first mold defines a first compartment therein. The second mold defines a second compartment therein. The first core is inserted into the first compartment of the first mold, and includes a first mold surface with a first half-mold cavity and a conic ring surrounding the first half mold cavity. The second core is inserted into the second compartment of the second mold, and includes a second mold surface with a second half-mold cavity. The second half-mold cavity includes a bottom which connects to the periphery of the second mold surface by an acclivitous surface. The acclivitous surface is parallel with the outermost conic surface of the conic ring.

Abstract: A vehicle mirror includes a main body, a mirror fixed on the main body, and a generator. The generator includes a generating assembly received in the main body. The generating assembly includes a fan, a stator, and a rotor. The rotor is connected to the fan and is capable of rotating relative to the stator when the fan is rotated by wind, such that the generator generates electrical energy.

Abstract: A lens manufacturing apparatus includes a first mold, a second mold, a first core, and a second core. The first mold defines a first compartment therein. The second mold defines a second compartment therein. The first core is inserted into the first compartment of the first mold, and includes a first mold surface with a first half-mold cavity and a conic ring surrounding the first half mold cavity. The second core is inserted into the second compartment of the second mold, and includes a second mold surface with a second half-mold cavity. The second half-mold cavity includes a bottom which connects to the periphery of the second mold surface by an acclivitous surface. The acclivitous surface is parallel with the outermost conic surface of the conic ring.

Abstract: A mold for use in an injection molding process includes a molding plate, a molding block and a plurality of mold cores. The molding plate defines a receiving cavity, a plurality of through holes and a plurality of elongate gates. The through holes surround the receiving cavity, and each of the elongate gates communicates with the receiving cavity and the corresponding through hole. The molding block is detectably received in the receiving cavity. The molding block defines a cold slug well and a plurality of runners. Each runner communicates with the cold slug well and the corresponding elongate gate. Each mold core is received in the corresponding through hole.

Abstract: A mold for use in an injection molding process includes a molding plate, a molding block and a plurality of mold cores. The molding plate defines a receiving cavity, a plurality of through holes and a plurality of elongate gates. The through holes surround the receiving cavity, and each of the elongate gates communicates with the receiving cavity and the corresponding through hole. The molding block is detectably received in the receiving cavity. The molding block defines a cold slug well and a plurality of runners. Each runner communicates with the cold slug well and the corresponding elongate gate. Each mold core is received in the corresponding through hole.

Abstract: A device for measuring eccentricity of a lens includes a support portion, an eccentricity detector, a driving device, a vacuum absorption device, a clamping device, and a rotatable pole. The support portion includes a plurality of gear teeth and a first through hole. The eccentricity detector is positioned above the lens. The driving device includes a driving mechanism and a motor. The motor rotates the driving mechanism. The vacuum absorption device includes an air pipe and a vacuum generation element. The vacuum generation element is for removing air from the air pipe. The clamping device includes a first clamping element and a second clamping element. The first clamping element cooperates with the second clamping element to locate and fix the lens. The rotatable pole includes a second through hole. The rotatable pole is for supporting the support portion.

Abstract: A street illuminating device includes a retaining frame, a light source module, and a heat dissipating module. The light source module includes a printed circuit board retained in the retaining frame, a number of solid state lighting elements, and a light reflecting plate. The printed circuit board has a first surface and an opposite second surface. The solid state lighting elements are arranged on the first surface of the printed circuit board. The light reflecting plate includes a number of through holes with inner reflecting surfaces. The light reflecting plate is disposed on the first surface of the printed circuit board with the solid state lighting elements received in the respective through holes. The heat dissipating module is in thermal contact with the second surface of the printed circuit board.

Abstract: An exemplary light emitting diode (LED) streetlight includes an LED light source and a heat dissipating module. The LED light source includes a circuit board and a plurality of LEDs. The circuit board has a first surface and a second surface. The LEDs are disposed on the first surface and electrically connected to the circuit board. The heat dissipating module includes a heat conducting plate, a plurality of heat pipes containing a working liquid and a plurality of fins. The heat conducting plate has a bonding surface and a heat dissipating surface opposite to the bonding surface. Each heat pipe has a heated section thermally connected to the heat dissipating surface and a condensing section spaced from the heat dissipating plate and penetrate into the plurality of fins. The circuit board is fixed on the bonding surface of the heat conducting plate.

Abstract: A street illuminating device includes a retaining frame, a light source module, and a heat dissipating module. The light source module includes a printed circuit board retained in the retaining frame, a number of solid state lighting elements, and a light reflecting plate. The printed circuit board has a first surface and an opposite second surface. The solid state lighting elements are arranged on the first surface of the printed circuit board. The light reflecting plate includes a number of through holes with inner reflecting surfaces. The light reflecting plate is disposed on the first surface of the printed circuit board with the solid state lighting elements received in the respective through holes. The heat dissipating module is in thermal contact with the second surface of the printed circuit board.