Abstract: The invention discloses a positioning fixture for fixing an end face structure of an optical fiber splice closure, comprising a fixed clamp, where a movable clamp is connected to the fixed clamp, a locking component is disposed between the fixed clamp and the movable clamp, the fixed clamp is provided with a first groove, the movable clamp is provided with a second groove, and the first groove and the second groove cooperate to form a circular annular slot, where a slot width of the circular annular slot is greater than a thickness of the circumferential flange, the first groove and the second groove are both provided with feature lug bosses that are distributed at intervals along their respective circumferential directions and used for clamping with the circumferential flange.

Abstract: An apparatus, system and method for testing a micro-optical component system. The apparatus, system and method may include a receiver for receiving the micro optical component system; a light source; and a coupler for passing aspects of light from the light source through the micro optical component system to a termination, and for passing remaining aspects from the light source back reflected from the micro optical component system to a power meter. A reading at the power meter of the back reflection may correspond to a diagnosis of the micro optical component system.

Abstract: An assembly structure for an optical interface of an optical transceiver module is configured to adjust a spacing between an end face of a metal member and an end face of a ceramic ferrule to a preset distance, and includes: a universal base; a metal member limiting block arranged on the universal base, coaxially arranged with the universal base and configured to position the metal member; and an elastic plunger unit configured to adjust the spacing between the end face of the metal member and the end face of ceramic ferrule to the preset distance, a plunger of the elastic plunger unit being always in contact with the end face of the ceramic ferrule. By adjusting the axial position of the plunger, the assembly structure can adapt to different requirements for a planar depth between the ceramic ferrule and the metal member of optical interfaces of different optical transceiver modules.

Abstract: An apparatus, system and method for testing a micro-optical component system. The apparatus, system and method may include a receiver for receiving the micro optical component system; a light source; and a coupler for passing aspects of light from the light source through the micro optical component system to a termination, and for passing remaining aspects from the light source back reflected from the micro optical component system to a power meter. A reading at the power meter of the back reflection may correspond to a diagnosis of the micro optical component system.

Abstract: An optical fiber disc optical fiber connector box includes an expansion optical fiber disc and a clamping member for connecting a heat-shrinkable sleeve or an optical device PLC. The clamping member includes a base plate. A plurality of clamping pieces arranged in parallel at intervals along an X-axis direction are disposed on an end face of one side of the base plate, and at least one guide sliding table and at least one connecting boss are disposed on an end face of the other side of the base plate. A first guide hole is disposed in the middle of the expansion optical fiber disc, and the first guide hole extends along the X-axis direction. A plurality of clamping member connecting hole groups arranged at intervals along the X-axis direction are disposed on both sides of the first guide hole.

Abstract: An optical component structure includes a printed circuit board (PCB), the PCB is detachably connected to a grooved magnetic ring, a first mounting groove and a second mounting groove that communicate with each other are provided on the grooved magnetic ring, an isolator is disposed in the first mounting groove, and a fiber array fixture is fastened in the second mounting groove. Impact of a temperature change on a position of an optical component can be effectively reduced, a risk of isolator detachment is reduced, and overall stability and reliability of the optical transceiver module are improved.

Abstract: A high-density optical cable sealing assembly includes a first injection-molded part, a gel part capable of elastically deforming, and a second injection-molded part. The first injection-molded part is provided with a first profiling groove for inserting the gel part, and the second injection-molded part is provided with a second profiling groove for inserting the gel part. The first injection-molded part is provided with a plurality of first optical fiber mounting holes for mounting optical fibers and a first connecting hole used for being fixedly connected with the second injection-molded part through a threaded fastener. This disclosure is simple in structure and convenient to assemble, and the number of available fiber outlet holes can be effectively increased. Meanwhile, the optical fiber connector box can have good waterproof performance when a flat leather fiber optical cable is arranged in the optical fiber connector box.

Abstract: A coupling device for a multi-channel optical fiber array and a multi-layer arrayed waveguide grating, includes: a first clamping component and a second clamping component. A plurality of optical fibers that are spaced apart in an X-axis direction are connected on the first clamping component, each optical fiber extends in a Y-axis direction, and a plurality of arrayed waveguide gratings that are spaced apart in the X-axis direction are connected on the second clamping component. Each arrayed waveguide grating extends in the Y-axis direction, the optical fibers and the arrayed waveguide gratings are disposed in a one-to-one coaxial mapping manner, each arrayed waveguide grating is right-trapezoid-shaped, and beveled surfaces of any two arrayed waveguide gratings are located on a same plane. A wavelength division multiplexing technology is combined with a multi-channel parallel transmission technology.

Abstract: An optical fiber connector box includes an adapter metal bracket, a permanent fiber storage disc and a plurality of expanded optical fiber discs. Kidney-shaped holes are formed in two sides of the expanded optical fiber disc fixed bracket. Each expanded optical fiber disc is connected to the kidney-shaped hole through a disc chaining hinge and can move and rotate along a straight line. A through hole is formed in the middle of the fixed bracket, a protruding structure and an in-groove notch structure are arranged on an inner wall of the hole, and a quick-release supporting member can be inserted to support and replace an upper-layer expanded optical fiber disc. The expanded optical fiber disc is provided with fixed structures in various shapes, and can adapt to different optical modules, and is convenient to disassemble and adjust through the quick-release supporting member and the chaining hinge.

Abstract: An apparatus, system and method for testing a micro-optical component system. The apparatus, system and method may include a receiver for receiving the micro optical component system; a light source; and a coupler for passing aspects of light from the light source through the micro optical component system to a termination, and for passing remaining aspects from the light source back reflected from the micro optical component system to a power meter. A reading at the power meter of the back reflection may correspond to a diagnosis of the micro optical component system.

Abstract: A method and apparatus for making a heated substrate support assembly used in a processing chamber is provided. The processing chamber includes a substrate support assembly, having a first plate and a second plate with grooves disposed therein for receiving one or more heating elements, and a power source for heating the substrate support assembly. A first surface of the first plate and a second surface of the second plate include one or more matching structures disposed thereon, such that both plates can be compressed together by isostatic compression and form into a plate-like structure for supporting a substrate during substrate processing. In another embodiment, the first and second plates are compressed by applying pressure all around. In still another embodiment, compressing the first and second plates is performed at elevated temperature.

Abstract: In certain aspects, a load lock chamber is provided that includes a body having at least one sealing surface wall including a sealing surface. The sealing surface wall has an opening adjacent the sealing surface adapted to input or output a substrate. The body further includes a plurality of side walls. The load lock chamber also includes a top coupled to the body. The top includes one or more openings that divide the top into a first portion and a second portion. The load lock chamber further includes one or more top sealing members adapted to cover each opening of the top. Each top sealing member absorbs a movement of the first portion of the top relative to the second portion of the top. Numerous other aspects are provided.

Abstract: Embodiments of the invention generally provide a slit valve door seal. In one embodiment, a slit valve door seal includes a ring-shaped base having a center axis and at least one finger extending from the base. The finger is oriented substantially parallel to the center axis, wherein the base and the finger define a single, one-piece seal member. The seal is particularly suitable for using in sealing substrate access passages formed in load lock chambers.

Abstract: An innovation in construction of a triplexer type of device features an optical wavelength separation system that permits the orientation of all transmitter and receiver elements such that their respective electronic connections can be arranged to extend in a single direction from a single package to allow a simple direct insertion into a circuit board for socket mounting, soldering or welding. The advantages of this approach include reduced handling time in a mass production setting, lowered parasitic capacitance, and reduced RFI susceptibility for improved electronic performance.

Abstract: Methods and apparatus for accommodating thermal expansion of a showerhead. In a first aspect of the invention, the showerhead is movably supported by resting a rim of the showerhead on a support shelf. In a second aspect, the showerhead is suspended from the chamber wall by a plurality of hangers that are connected to the showerhead, the chamber wall, or both by pins that slide within slots so as to permit the hangers to slide radially to accommodate thermal expansion of the showerhead in the radial direction. In a third aspect, the showerhead is suspended from the wall of the vacuum chamber by a plurality of rods or flexible wires. In a fourth aspect, the showerhead is connected near its perimeter to a second material having a greater thermal expansion coefficient than the showerhead. In a fifth aspect, a heater is mounted behind the showerhead to reduce the termperature differential between the top and bottom surfaces of the showerhead or to reduce heat transfer from the workpiece to the showerhead.