Abstract: A glue dispenser comprises a container accommodating glue, a glue dispensing head and a glue dispensing ring. The glue dispensing head is connected with the container, the glue dispensing head is substantially cylindrical and includes a top surface and a bottom surface opposite to the top surface, the top surface is arranged inside the container, the bottom surface is exposed outside the container, the glue dispensing head has a plurality of through holes extending from the top surface towards the bottom surface to ensure the steady extrusion of glue in small quantities from multiple small outlets arranged in a circle.

Abstract: A method for assembling a lens module includes the following steps. Firstly, a lens barrel, at least one optical element, a spacer ring and a fixing ring are provided. The spacer ring includes an annular projection along a circumference of the spacer ring. The fixing ring includes a pipe-shaped film and a glue encapsulated in the pipe-shaped film. The film is made of polylactic acid and light decomposition agent. Secondly, the at least one optical element and the spacer ring are put into the barrel, with an annular groove defined between the projection and the barrel. Thirdly, the fixing ring is placed in the groove. Fourthly, the fixing ring is illuminated and the film is melted to let the glue fill the groove. Finally, the glue is cured to fix the spacer ring and the at least one optical element in the barrel.

Abstract: A method for assembling a lens module includes the following steps. Firstly, a lens barrel, at least one optical element, a spacer ring, and a fixing ring are provided. The spacer ring includes an annular projection along a circumference of the spacer ring. The fixing ring includes a annular pipe and glue received in the pipe. The film is made of ethylene-vinyl acetate copolymer. Secondly, the at least one optical element and the spacer ring are put into the barrel, with an annular groove defined between the projection and the barrel. Thirdly, the fixing ring is placed in the groove. Fourthly, the fixing ring is heated and the film is melted to let the glue fill the groove. Finally, the glue is cured to fix the spacer ring and the at least one optical element in the barrel.

Abstract: Provided is a lens module assembly device for assembling a filter glass into a lens barrel of a lens module. The lens module assembly device includes a clipping element, a receiving element, and a pushing element. The clipping element includes a chamber configured for clipping the lens barrel. The receiving element extends from one end of the clipping element and includes a receiving portion for receiving a number of filter glasses. The receiving portion includes a resisting end received in the chamber and an entrance end away from the resisting end. The pushing element is inserted into the receiving portion through the entrance end until resisting against one of the filter glass. The pushing element pushes one of filter glasses out of the receiving portion into the lens barrel.

Abstract: Provided is a device for pushing out lenses from a test tray to a lens tray. The device includes a pushing tray, two force application trays, and at least two bolts. The pushing tray includes a surface and four sidewalls. A number of projections extend upward from the first surface. The projections are configured for pushing the lenses. Two opposite sidewalls each define at least one threaded hole. Each of the force application trays defines at least one slot. A length of the at least one slot runs in direction parallel to the projections. The two force application trays are configured for clamping the test tray. Each bolt passes through a respective slot and is screwed into a respective threaded hole of the pushing tray.

Abstract: An optical lens mold includes a mold body, a magnetic fluid, a plurality of thermocouples, a plurality of electromagnets, a controlling unit and a power source. The mold body defines a plurality of injection chambers and a cooling channel surrounding the plurality of injection chambers. The magnetic fluid contains magnetic particles and flows in the cooling channel. The thermocouples are capable of sensing temperatures of the plurality of injection chambers correspondingly. The electromagnets are positioned above the cooling channel corresponding to the plurality of thermocouples. The plurality of thermocouples and the plurality of electromagnets are connected to the controlling unit via the power source, the controlling unit is capable of the comparing the standard temperature value with temperature values sensed by the plurality of thermocouples, and maintaining the temperature of the plurality of injection chambers in a normal state.

Abstract: An assembly tool for assembling a lens tube in a lens base includes a support base, a fastening unit, a first height sensor, and a second height sensor. The support base defines a positioning groove for receiving the lens base. The fastening unit includes a fastening pole and a torque meter connected to an end of the fastening pole. The fastening pole forms a plurality of connecting portions for engaging with the lens tube. The first height sensor is positioned on the support base to detect a height of the lens base. The second height sensor is positioned on the support base to detect a height of an optical lens formed by the lens tube and the lens base.

Abstract: A liquid dispenser is used for a lens module. The lens module includes a lens barrel and a component received in the lens barrel. The liquid dispenser includes a magnetic support base and a needle. The magnetic support base defines at least one hole for receiving the lens module. The needle contains a magnetic glue. The needle dispenses the magnetic glue on the component, and the magnetic support base attracts the magnetic glue to flow towards an inner surface of the lens barrel by magnetic force.

Abstract: A magnetic glue includes a curable glue and magnetic nanoparticles mixed in the curable glue. The magnetic glue is used in a lens module to avoid polluting the optical portion of the lens module.

Abstract: A lens assembly tool includes a lens receiving frame having a first surface, a positioning plate positioned on the lens receiving frame, and a pressing plate positioned on the positioning plate and having a second surface. The first surface defines a plurality of receiving holes. The positioning plate defines a plurality of through holes aligned with the plurality of receiving holes. The second surface forms a plurality of pressing punches aligned with the plurality of receiving holes.

Abstract: A flexible flat cable, including a plurality of preprocess conductors and a insulating layer, wherein the insulating layer includes upper and lower insulating layers, each of the preprocess conductors has upper and lower faces and an original width, and the upper and lower faces are being flat and attached tightly and closely to the upper and lower insulating layers, respectively. Ends of the preprocess conductors expose out of the insulating layer and are being processed to form a plurality of contact faces, and each of the contact faces has a processed width which is larger than the original width.

Abstract: In one aspect of the invention, a light emitting device includes a substrate, and a multilayered structure having an n-type semiconductor layer formed in a light emitting region and a non-emission region on the substrate, an active layer formed in the light emitting region on the n-type semiconductor layer, and a p-type semiconductor layer formed in the light emitting region on the active layer. The light emitting device also includes a p-electrode formed in the light emitting region and electrically coupled to the p-type semiconductor layer, and an n-electrode formed in the non-emission region and electrically coupled to the n-type semiconductor layer.

Abstract: An electrical connector comprises a circuit board and a first housing, wherein the circuit board has a butt portion and a lap portion, the butt portion is formed thereon with a plurality of first contacts, the lap portion is formed thereon with a plurality of second contacts, the first contacts and the second contacts are connected with each other, the second spacing between the adjacent second contacts is larger than the first spacing between the adjacent first contacts, and the first contacts are arranged to couple to a butt connector. The first housing is assembled on the circuit board and positioned above the lap portion.

Abstract: The present invention discloses an electric connector assembly including an insulator body, a fixed part, multiple terminals, a flexible flat cable (FFC) and a metal case. The insulator body has a rectangular base, multiple accommodating tanks are located one side of the base, and an inserting part passing through the inner place of the base is located at the edge of the other side of the base. The fixed part is assembled at the inserting part of the insulating body and can accommodating multiple terminals. Each terminal has an upper contact arm and a lower contact arm, which can simultaneously contact with the FFC and maintain the steadiness of the FFC. At least one side surface of the FFC has multiple contact points, which are clipped between the terminals for electrically connection. The metal case covering one side of the insulator body seizes the FFC to achieve the grounding function.

Abstract: A cable connector includes a flat cable having a plurality of first electric conductive sections formed on a first end and a plurality of second electric conductive sections formed on a second end thereof. A circuit board is electrically connected to the first end of the flat cable. The circuit board has a plurality of first conductive sections and a plurality of second conductive sections respectively formed thereon. The plurality of first conductive sections is electrically connected to the plurality of first electric conductive sections of the flat cable. The plurality of first conductive sections and the plurality of second conductive sections are electrically connected to each other via a displacement circuit disposed in the circuit board.

Abstract: An electrical connector comprises a circuit board and a first housing, wherein the circuit board has a butt portion and a lap portion, the butt portion is formed thereon with a plurality of first contacts, the lap portion is formed thereon with a plurality of second contacts, the first contacts and the second contacts are connected with each other, the second spacing between the adjacent second contacts is larger than the first spacing between the adjacent first contacts, and the first contacts are arranged to couple to a butt connector.

Abstract: A method for assembling a flexible bus connector is disclosed, which includes the following steps. The first is a preparing step. An insulative housing and a plurality of terminals are provided. The insulative housing defines an opening and a plurality of passageways, and forms an upper side wall, a lower side wall, and a rear wall corresponding to the opening. The second is an assembling step. Each terminal includes at least a contact portion, a support portion and a soldering portion. The contact portion and the support portion are located near the opening when assembled, and the soldering portion extending toward the rear wall of the insulative housing. The third is a positioning step. A lower end of the soldering portion is located on a position where the lower end is lower than an inner surface of the lower side wall of the insulative housing.

Abstract: A cable connector includes a flat cable having a plurality of first electric conductive sections formed on a first end and a plurality of second electric conductive sections formed on a second end thereof. A circuit board is electrically connected to the first end of the flat cable. The circuit board has a plurality of first conductive sections and a plurality of second conductive sections respectively formed thereon. The plurality of first conductive sections is electrically connected to the plurality of first electric conductive sections of the flat cable. The plurality of first conductive sections and the plurality of second conductive sections are electrically connected to each other via a displacement circuit disposed in the circuit board.

Abstract: A flexible cable positioning device is disclosed. The flexible cable positioning device comprises a baseboard, a positioning housing, a cover and a flexible cable. The baseboard has a plurality of contact points. The positioning housing is located on the baseboard and corresponded to the contact points. The cover is mounted on the positioning housing, and has a plurality of protruding parts corresponding to the contact points. The flexible cable is accommodated removably in the positioning housing, and the flexible cable has a contact part disposed between the contact points and the protruding parts. The cover is for pressing and fixing the flexible cable into the positioning housing, and the protruding parts are for fixing the contact part of the flexible cable to the contact points of the baseboard. Therefore, the contact part of the flexible cable is electrically connected with the contact points of the baseboard firmly and stably.

Abstract: A connecting module includes a flat cable including a series of wires disposed therein and being laterally parallel to one another. Each wire has a bared end disposed on one end thereof. A circuit board is electrically connected to the flat cable. The circuit board includes a first conductive section and a second conductive section respectively disposed thereon. The first conductive section is electrically connected to the bared end of each of the series of wires. The first conductive section and the second conductive section are electrically connected to each other via a displacement circuit that is disposed in the circuit board such that correspondences between the first conductive section and the second conductive section are displaced for providing a function as jumper(s).