Abstract: An optical coupling lens includes a body, first converging portions, second converging portions, third converging portions, and fourth converging portions. The body includes a first optical surface, a second optical surface perpendicular to the first optical surface, and a reflecting surface oblique relative to the first optical surface and the second optical surface. The first and second converging portions are formed on the first optical surface and face the reflecting surface. The third and fourth converging portions are formed on the second optical surface and face the reflecting surface. The third converging portions correspond to the first converging portions, and the fourth converging portions correspond to the second converging portions.

Abstract: An optical coupling component includes a main body, first and second converging lenses, and positioning rods. The main body includes a first optical surface and a second optical surface substantially parallel to the first optical surface, and defines positioning holes adjacent to the second optical surface. The first converging lenses are formed on the first optical surface. The second converging lenses are formed on the second optical surface and correspond to the first converging lenses one-to-one. The positioning rods are made of metal and are received in the positioning holes by interference fit. The positioning rods include connecting ends extending out of the positioning holes.

Abstract: An optical fiber connector includes a first body, a second body, and an optical fiber group. The first body defines a clamping groove and at least one stepped through hole. The second body includes a clamping block and at least one connecting rod. A shape and a size of the clamping block are substantially identical to a shape and a size of the clamping groove. The clamping block is received in the clamping groove. A size of the connecting rod is smaller than a size of the stepped through hole. The connecting rod is received in the stepped through hole. A first curable glue is filled in the stepped through hole to fix the first body to the second body.

Abstract: An optical coupling element includes a main body, first and second converging lenses. The main body includes a first optical surface, a second optical surface perpendicular to the first optical surface, and a reflective surface tilted relative to the first and second optical surfaces. The main body defines positioning holes adjacent to the first optical surface, and avoiding grooves in sidewalls of the positioning holes and communicated with the positioning holes. The first converging lens is formed on the first optical surface. The second converging lens is formed on the second optical surface and corresponding to the first converging lens one by one. The first converging lens, the reflective surface, and the second converging lens cooperatively form an optical path.

Abstract: A cutting apparatus for cutting an original product includes a platform, a base, a cutting device, and a first driving device. The original product includes a stub bar and optical lenses connected to the stub bar. The base is fixed to the platform. The cutting device is mounted on the base. The cutting device includes at least one group of cutter. Two cutters in each group of the cutter are aligned with each other and are apart from each other. The first driving device is fixed to the platform. The first driving device is configured to drive the two cutters in each group to move closer to each other or to move away from each other.

Abstract: A photoelectric conversion device includes a circuit board, light-emitting modules arranged on the circuit board in a first straight line, light-receiving modules arranged on the circuit board in a second straight line, and an optical coupling module. The optical coupling module includes a first optical surface, a second optical surface perpendicular to the first optical surface, a reflecting surface obliquely relative to the first and second optical surfaces, first converging lenses arranged on the first optical surface in a third straight line, second converging lenses arranged on the first optical surface in a fourth straight line, third converging lenses arranged on the second optical surface in a fifth straight line, and fourth converging lenses arranged on the second optical surface in a sixth straight line. The first to six straight lines are substantially parallel to each other.

Abstract: A clamping device includes a first plate and a second plate. The first plate includes an upper surface, a lower surface facing away from the upper surface and a first side surface. The upper surface is substantially parallel with the lower surface. The first side surface perpendicularly connects the upper surface and the lower surface. The first plate defines a receiving cavity at a joint of the upper surface and the first side surface. The second plate is detachably connected to the first plate. The second plate includes a top surface and a second side surface. The second side surface perpendicularly connects to the top surface. The second plate defines a sloped surface extending from the top surface to the second side surface. The sloped surface aligns with the receiving cavity. The second plate includes a reflective layer positioned on the sloped surface.

Abstract: A fixing device for fixing cores includes a base and a cover. The base defines holding grooves. Each holding groove includes a V-shaped portion and a through hole connected with the V-shaped portion. The cover is fixed on the base to secure the cores inside the holding grooves.

Abstract: A holder assembly for supporting nozzle includes a holder having a plurality of fixing members; a plurality of sliding members, each sliding member being fixed on the holder by one of the fixing members, each sliding member being rotatable and slidable relative to the holder before being fixed by the one of the fixing members; and a plurality of nozzles, each nozzle being arranged on one of the sliding members, the positions of the nozzles being changeable when the slide members being rotated or sliding relative to the fixing members.

Abstract: An optical fiber coupling connector includes a circuit board, light-emitting modules, light-receiving modules, an optical coupling module, a receiving member, and optical fibers. The optical coupling module includes a main body and converging lenses. The main body has a first optical surface, a second optical surface perpendicular to the first optical surface, and a reflection surface oblique relative to the first and second optical surfaces. The converging lenses are formed on the first optical surface and are aligned with the light-emitting modules and the light-receiving modules. The receiving member includes a front end portion and a rear end portion at opposite sides and defines through holes extending from the front end portion to the rear end portion. The receiving member is coupled with the main body, and the front end portion faces the second optical surface. The optical fibers are received in the through holes.

Abstract: A lens element includes a main body. The main body includes a number of first lens portions, a number of second lens portions corresponding to the first lens portions, and a deflecting portion upwardly protruding from a surface of the main body. The deflecting portion includes a deflecting surface positioned outside the main body. The deflecting surface deflects optical signals between the first lens portions and the second lens portions.

Abstract: A mold core includes first and second main bodies and an adjustment assembly. The first main body includes a front surface, a rear surface opposite to the front surface, and a receiving cavity passing through the front and rear surfaces. The front surface defines two first cavities at opposite sides of the receiving cavity. A connection line of centers of the first cavities intersects with a symmetry axis of the first cavities to form a first intersection point. The second main body includes a forming surface defining second cavities. A connection line of centers of the molding cavities intersects with a symmetry axis of the second cavities to form a second intersection point. The forming surface is coplanar with the front surface. The adjustment assembly abuts the first and the second main bodies to compensate an offset between the first and second intersection points to satisfy a predetermined range.

Abstract: The disclosure relates to a protection cap assembly for protecting an optical fiber connector assembly. The optical fiber connector assembly includes a first shell and a second shell. The first shell includes a number of first lenses and the second shell includes a number of second lenses. The protection cap assembly includes a first protection cap and a second protection cap. The first protection cap is configured to sleeve over the first shell to enclose the first lenses. The second protection cap is configured to sleeve over the second shell to enclose the second lenses.

Abstract: A method for detecting deviation of an optical axis of a lens is disclosed. Firstly, a lens is provided. The lens includes a light incident face and multiple legs surrounding the light incident face. A camera is used to capture images of the incident face and the legs. Two circles are then depicted according to the images. Two centers of the two circles are determined to obtain a deviation distance between the two centers.

Abstract: An optical-electric converting element includes a lower surface and a side surface. The lower surface defines a cavity. A bottom portion of the cavity forms at least one first light-gathering coupling lens and at least one first light-emitting coupling lens. A diameter of the at least one first light-receiving coupling lens is equal to d1, and a diameter of the at least one first light-emitting coupling lenses is equal to d2. The side surface perpendicularly connects to the lower surface. The side surface forms at least one second light-receiving coupling lens and at least one second light-emitting coupling lens. A diameter of the at least one second light-emitting coupling lens is equal to d3, a diameter of the at least one second light-receiving coupling lens is equal to d4; wherein d1>d3 and d4>d2.

Abstract: An optical fiber hole insertion detection device for detecting diameters and lengths of optical fiber hole insertions includes a fixing member, an image capturing unit, a processor, and a display unit. The fixing member fixes the optical fiber hole insertions. The image capturing unit is positioned above the fixing member and is configured to capture a first image and a second image. The first image shows the optical fiber hole insertions along a radial direction, and the second image shows the optical fiber hole insertions along a lengthwise direction. The processor is electrically connected to the image capturing unit and is configured to calculate the diameters and lengths of the optical fiber hole insertions and to analyze whether each optical fiber hole insertion is a qualified product or not according to the diameters and lengths and a predetermined range. The display unit shows the analysis result of the processor.

Abstract: An optical connector includes a jumper, optical fibers and an optical-electric coupling element. The jumper includes a first side surface and a second side surface. A locating flange extends from the first side surface. The locating flange includes a first vertical surface. The jumper defines receiving holes through the first and second side surfaces and the first vertical surface. Each of the optical fibers is received in a respective receiving hole. The optical-electric coupling element includes a third side surface defining a locating cavity. The locating cavity includes a second vertical surface forming coupling lenses. The locating cavity also includes a lower sidewall and an upper sidewall defining an opening. The second vertical surface is substantially perpendicular to the upper sidewall. The locating flange is inserted into the locating cavity, with each coupling lenses aligned with a respective optical fiber.

Abstract: A device includes a holder, a cover, a socket, a number of first pins, and a number of second pins. The holder defines a holding groove in its upper surface for holding a voice coil motor. The holder also defines a pin groove in its right sidewall communicating with the holding groove. The voice coil motor has electrodes facing the pin groove. The cover covers the upper surface to fix the voice coil motor in the holder. The socket is attached to the right sidewall. The first pins are fixed in the socket to connect with the electrodes. The second pins are connected with the first pins. The second pins connect with a number of third pins of a testing fixture for testing the voice coil motor when the device is assembled into the testing fixture.

Abstract: A camera module includes a guiding rod made of metal, a lens holder, a guiding sleeve made of metal, and a lens unit. The guiding sleeve is connected to the lens holder, and is sleeved on the guiding rod. The lens unit is received in the lens holder. The material of the guiding rod and the guiding sleeve permits a more controlled and precise movement of the guiding sleeve on the guiding rod in obtaining focus, friction force between the guiding rod and the guiding sleeve is decreased, and the degree of precision achieved will endure for a significantly longer time.

Abstract: An assembly device includes a bottom base, two baffles, two screws, and two magnetic members. The bottom base includes a receiving portion configured to receive a camera module. The receiving portion includes two adjacent fixed members and two adjacent moveable members. The baffle is secured to a sidewall of the bottom base. The screw passes through one baffle and can push one moveable member. The magnetic member is arranged on one moveable member. When the screw is rotated toward a first direction, the one screw pushes the corresponding moveable member to move toward the opposite fixed member, when the one screw is rotated toward a second direction, the attraction between the one screw and the first magnetic member draws the corresponding moveable member away from the opposite fixed member.