Abstract: An optical connector device is provided. The optical connector device includes a semiconductor package including a receptacle and a lid. The optical connector device also included an adapter attached to the lid of the semiconductor package, and a connector removably attached to the adapter. The adapter includes a convex part adapted to fit into an adapter opening of the lid, an adapter recess adapted to accommodate at least a portion of the connector, and a first retainer in the adapter recess to removably attach the connector to the adapter at a predetermined position. The connector includes an optical fiber array corresponding to the receptacle and extending in a vertical direction with respect to a plane of the semiconductor package, a second retainer used in conjunction with the first retainer, and a biasing member to bias a portion of the connector toward the semiconductor package.

Abstract: A female hardened fiber optic connector for terminating an end of a fiber optic cable that is suitable for making an optical connection with another hardened cable assembly and cable assemblies using the same are disclosed. The female hardened fiber optic connector includes a connector assembly, a crimp body, a connector sleeve, and female coupling housing. The connector sleeve has one or more orientation features that cooperate with one or more orientation features inside the female coupling housing. The crimp body has a first shell and a second shell for securing the connector assembly at a front end of the shells and a cable attachment region rearward of the front end for securing a cable.

Abstract: An optical connector holding two or more LC-type optical ferrules is provided. The optical connector includes an outer body, an inner front body accommodating the two or more LC-type optical ferrules, ferrule springs for urging the optical ferrules towards a mating receptacle, and a back body for supporting the ferrule springs. The outer body and the inner front body are configured such that four LC-type optical ferrules are accommodated in a small form-factor pluggable (SFP) transceiver footprint or eight LC-type optical ferrules are accommodated in a quad small form-factor pluggable (QSFP) transceiver footprint. A mating receptacle (transceiver or adapter) includes internal alignment slots configured to accept a corresponding alignment key on connector outer housing to ensure alignment and orientation for maximum signal transfer between opposing ferrule end faces.

Abstract: The present disclosure generally relates to devices, which may be used in communication or optoelectronic modules for example, suitable for arrayed positioning of a plurality of fiber optical components. In one form, an optoelectronic module includes a printed circuit board (PCB) and at least one optical component array device including an array of laterally or radially spaced receptacles configured to receive an optical component. One or more of the receptacles includes a fused fiber optical component positioned therein. A recursive fiber may extend between an output of a first fused fiber optical component and an input of a second fused fiber optical component, and an optical fiber routing member may be coupled to the PCB and include a plurality of guides extending away from the PCB and defining a pathway for routing optical fibers relative to the PCB.

Abstract: Devices such as multiports comprising connection ports with associated securing features and methods for making the same are disclosed. In one embodiment, the device comprises a shell, at least one connection port, and at least one securing feature. The at least one connection port is disposed on the multiport with the at least one connection port comprising an optical connector opening extending from an outer surface of the multiport to a cavity of the multiport and defining a connection port passageway. The at least one securing feature is associated with the connection port passageway, and is biased by a resilient member.

Abstract: A system is disclosed that includes an electronic package. The electronic package includes a package base couplable to a host substrate, and a package lid mechanically coupled to the package base that includes one or more transparent lid areas, configured to permit transmission of light. The electronic package further includes a thermal spreader bonded on a first side to a first side of the package lid. The thermal spreader includes one or more transparent spreader areas that are configured to allow transmission of light through the thermal spreader. The electronic package further includes one or more integrated circuits bonded to a second side of the thermal spreader that communicatively coupled to the host substrate. The electronic package further includes one or more optical paths that include at least one of the one or more transparent spreader areas configured adjacent to at least one of the transparent lid areas.

Abstract: The present invention discloses an optical fibre cable clamping apparatus (100) for clamping an optical fibre cable attached to a base comprising an upper clamp member and a lower clamp member, a grooved fibre extension for placing optical fibre elements and two grooved strength member extensions formed in the upper clamp member and the lower clamp member. In particular, the two grooved strength member extension is coupled to attach two strength members.

Abstract: A fiber optic cassette includes a body defining a front and an opposite rear. A cable entry location, such as a multi-fiber connector, is defined on the body for a cable to enter the cassette, wherein a plurality of optical fibers from the cable extend into the cassette and form terminations at one or more single or multi-fiber connectors adjacent the front of the body. A flexible substrate is positioned between the cable entry location and the connectors adjacent the front of the body, the flexible substrate rigidly supporting the plurality of optical fibers. Each of the connectors adjacent the front of the body includes a ferrule. Dark fibers can be provided if not all fiber locations are used in the multi-fiber connectors. Multiple flexible substrates can be used with one or more multi-fiber connectors.

Abstract: A fiber optic connector along with a tool allows for the changing of the polarity of the fiber optic connector. Keys may be installed in both the top and the bottom of the fiber optic connector, one in a first position and the other in a second position. Using the tool in one back-and-forth motion, the polarity of the fiber optic connector can be changed. The keys have a configuration that resist an incorrect insertion and provide better retention of the keys in the correct configuration due to a better retention force.

Abstract: A cable assembly for optical monitoring is assembled by laying optical fibers into an adhesive layer on a substrate to form an optical circuit. First ends of the fibers are arranged in various groups and second ends of the fibers are arranged in various groups. Groups at a first end of the circuit are spliced to coupler input fibers and coupler output fibers. Groups at the second end of the circuit are terminated at one or more input connectors, one or more output connectors, and one or more monitoring connectors. Some cable assemblies monitor signals received at the input connectors. Other cable assemblies monitor signals received at both the input connectors and the output connectors.

Abstract: A ferrule includes a ferrule matrix, an optical fiber, and a dielectric reflective film. The optical fiber is disposed in an accommodating through hole of the ferrule matrix, and the dielectric reflective film covers an optical transmission surface of the optical fiber and a surface that is of the ferrule matrix and that faces a matching ferrule. The dielectric reflective film has a through hole, such that the dielectric reflective film does not shield a main optical path area of the optical transmission surface of the optical fiber. A reflective band of the dielectric reflective film includes at least a part of a communication band of the optical fiber. In this way, when light from the matching ferrule is transmitted to the ferrule matrix and the optical fiber, the dielectric reflective film reflects the light.

Abstract: A light receiver array according to the present invention is constituted by array-aligning plural receivers having slow light waveguides of photonic crystals, and a LiDAR device according to the present invention is constituted by linearly arranging a light receiver array and a transmitter. An arranging relationship of plural receivers of the light receiver array is an array-like element formed by array-aligning plural receivers having the slow light waveguides of photonic crystals, and the array alignment is defined by alignment for defining a position relationship between the plural receivers constituting the light receiver array, and orientation for defining a direction of each receiver. A relationship p=?/sin ??r is satisfied between the alignment pitch p, wavelength ? of the reception light, and an arrival angle ??r when a phase difference between reception lights received by waveguide ends of adjacent receivers is one wavelength.

Abstract: A flexible push-pull boot extends between a front end and a rear end, a rear portion has a spine and a plurality of ribs extending from the rear end toward the front end. There is also a middle portion from which a plurality of front extensions extend. At least one of the front extensions has an inwardly extending projection on an inside portion of the front extensions to retain a housing therebehind.

Abstract: The present invention discloses a fiber optic connector comprising a housing, a spring, a ferrule assembly and a crimping seat. Before being inserted into the housing, the ferrule assembly is pre-assembled into the crimping seat in a manner of being movable relative to the crimping seat. The spring is pre-assembled into the housing before the ferrule assembly is inserted into the housing. After the pre-assembled ferrule assembly and crimping seat are inserted into the housing, the crimping seat is snap-fitted in the housing, and the spring pushes the ferrule assembly, so that the ferrule assembly is capable of being moved against the spring relative to the crimping seat. Before inserted into a housing of the fiber optic connector, some components may be pre-assembled together to form an integral assembly having a size less than that of a housing of the fiber optic connector. Accordingly, the integral assembly may be smoothly pulled through a small long pipe.

Abstract: An electrical connector is provided. The electrical connector may include a body; a terminal portion disposed on the body; and a flexible printed circuit board (FPCB) electrically connected to the terminal portion, wherein the body includes a first part on which the terminal portion is disposed, a second part disposed on one side of the first part in a vertical direction, and a third part disposed on the other side of the first part and coupled to the second part, the FPCB includes a first region and a second region extending from the first region and including a contact point connected to the terminal portion, and the second region is disposed between the first part and the third part in a front-to-rear direction and is fixed to the first part.

Abstract: A composite connector for optical power meter is provided, which includes a fixation base and an active connection base. The fixation base is installed on an optical power meter; the fixation base includes a left hole, a right hole and a central hole. The active connection base includes a bottom plate, an active pin, a first fiber socket and a second fiber socket. The first fiber socket and the second fiber socket are disposed on the bottom plate. The active pin penetrates through the bottom plate and is inserted into the left hole, whereby a first circle, whose center is at the active pin and circumference passes through the first fiber socket as well as the second fiber socket, overlaps a second circle, whose center is at the left hole and circumference passes through the central hole, in the normal direction of the active connection base.

Abstract: A connector assembly includes an adapter, a housing device, a ferrule assembly, and a sensor. The housing device is received by the adapter and has a bore, a front end, and a rear end opposite the front end. A ferrule of the ferrule assembly is within the bore of the housing device and has a mating end extending beyond the front end of the housing device. The sensor is mounted on the rear end of the housing, the rear end of the ferrule assembly, or on the adapter confronting and spaced apart from the housing device or the ferrule assembly. The sensor is configured for detecting a force applied by the housing device or the ferrule assembly, respectively. An electrical characteristic of the sensor changes to indicate a predetermined force has been applied by the housing device or the ferrule assembly, respectively.

Abstract: A chassis connector comprises a housing with an insertion opening (2) for a complementary cable connector, a contact carrier inserted in the housing (1) or formed therein, electrical or optical contacts fixed in the contact carrier, and a front plate which is arranged on the front side of the housing and which, together with an annular ridge extending along at least a part of the circumference of the insertion opening, forms the front end and the outer delimitation of the insertion opening. The front plate is made of a light-dispersing or light-conducting material and has at least one coupling surface for light from an external light source.

Abstract: A GH splitter includes a splitter body including an upper end cover and a lower end cover fastened therewith, a fastening member and a connecting part are correspondingly provided at two sides of the upper and the lower end covers, a positioning hole and a positioning block are correspondingly provided at two ends of the upper and the lower end covers, a clustering tube and a branching tube are respectively provided at a front end and a rear end inside the splitter body, a sealing ring is provided at a front end of the clustering tube, annular protrusions are provided on both sides of the branching tube, the upper and the lower end covers are provided with joint grooves at positions corresponding to the clustering tube and the branching tube. It has convenience in installment and maintenance, firmness in internal structure, not causing the deviation of branch switching.

Abstract: Disclosed is a polarization maintaining connector. The PM connector includes an outer frame, a ferrule structure and an adjustment member. The outer frame forms a main structure of the PM connector. The ferrule structure is provided with a channel for a fiber core to pass through. The ferrule structure is at least partially disposed inside the outer frame and forms a slidable and rotatable connection with the outer frame. The adjustment member forms an axially slidable connection with the ferrule structure and is circumferentially non-rotatable relative to the ferrule structure. The adjustment member is relatively rotatable to the outer frame and has a rotating state and a holding state. The adjustment member keeps relatively rotatable to the outer frame when in the rotating state and keeps relatively secured to the outer frame when in the holding state.

Abstract: The present invention relates to the technical field of optical communication, and provides a light emitting assembly comprising: an LD chip component, an optical wavelength division multiplexer, a first package housing and a second package housing; the first package housing is fixedly connected with the second package housing to form a first chamber for packaging the LD chip component and a second chamber for packaging the optical wavelength division multiplexer, the first chamber is located inside the first package housing, and the second chamber is located inside the second package housing. The present invention also provides an optical module comprising: a housing, a light receiving assembly and the light emitting assembly mentioned above, wherein the light receiving assembly and the light emitting assembly are both disposed on the housing.

Abstract: Devices such as port module inserts comprising connection ports with associated securing features and methods for making the same are disclosed. In one embodiment, the port module insert comprises a housing, at least one connection port, at least one securing feature passageway, and at least one securing feature. The at least one connection port is disposed on the port module insert with the at least one connection port comprising an optical connector opening extending from an outer surface of the port module insert to a cavity of the port module insert and defining a connection port passageway. The at least one securing feature is associated with the connection port passageway, and the at least one securing feature is disposed within a portion of the at least one securing feature passageway.

Abstract: An optical fiber is contacted by a first guide part on the inside of a bend. The first guide part is disposed apart from a region of a fixing member from which the optical fiber is drawn out. Specifically, a first non-contact part in which the optical fiber does not contact a guide member is provided between the first guide part and the drawn out part of the optical fiber from the fixing member. The optical fiber also contacts a second guide part on the outside of the bend. The second guide part is disposed apart from the first guide part, and a second non-contact part in which the optical fiber does not contact the guide member is also provided between the first guide part and the second guide part.

Abstract: A dust cap includes a cap body and a pair of opposing latches. The cap body is adapted to cover a connectorized end of a fiber optic connector and cable assembly when the connectorized end is inserted through an opening of an interior of the cap body. The cap body further includes an opposing pair of resilient walls. The pair of opposing latches each include latching features that extend outside of the interior of the cap body. The pair of opposing latches each further include a mounting portion mounted to a respective one of the opposing pair of resilient walls. The dust cap may further include a pulling interface. The pulling interface may be adapted to attach to a pulling member and may be positioned at a tapered nose of the cap body. The dust cap may thereby be a cable pulling cap and may pull a fiber optic connector and cable assembly through conduits and other narrow passages.

Abstract: An optical cable includes a single optical connector configured for insertion into an optical receptacle so as to receive optical signals at a plurality of different wavelengths from the optical receptacle, and multiple electrical connectors, configured for insertion into respective electrical receptacles. Each electrical connector includes a transceiver configured to convert the optical signals into electrical output signals for output to an electrical receptacle. The optical cable further includes a plurality of optical fibers, having respective first ends connected together to the single optical connector so as to receive the optical signals. Each of the optical fibers has a respective second end coupled to a respective one of the electrical connectors. Wavelength selection optics are associated with the optical fibers so that the transceiver in each of the electrical connectors receives the optical signals at a different, respective one of the wavelengths.

Abstract: An optical connector includes a holder configured to hold at least three or more optical connector plugs. The optical connector plugs and the adapters are arranged in an intersecting direction intersecting with a connecting direction. The optical connector plugs include a first optical connector plug and a second optical connector plug. Any of the first optical connector plug and the adapter to which the first optical connector plug is connected has a latch mechanism configured to engage the first optical connector plug with the adapter. Any of the second optical connector plug and the adapter to which the second optical connector plug is connected does not have a latch mechanism configured to engage the second optical connector plug with the adapter.

Abstract: There is provided a multi-clad fiber assembly for reducing and eliminating deleterious laser-contaminant interrelations, and methods of making these assemblies. There is provided an optical connector having contaminants that are shielded from causing detrimental thermal effects, during laser beam transmittion, by preventing laser-contaminant interactions.

Abstract: Aspects and techniques of the present disclosure relate to a fiber optic connector including a connector body defining a central longitudinal axis that extends in a front-to-rear orientation. The connector body can include a front connector housing piece and a rear connector housing piece that may be aligned along the central longitudinal axis. A front end of the rear connector housing piece can be adapted to connect with a rear plug end of the front connector housing piece. The rear end of the rear connector housing piece can include a unitary fiber bend radius limiting structure. The unitary fiber bend radius limiting structure can be generally funnel-shaped. A ferrule assembly can be captured between the front and rear connector housing pieces with the rear connector housing piece functioning as a rear spring stop.

Abstract: A LC type connector assembly with a clip on, clip off push/pull boot is described herein. A cable boot is recessed to accommodate one or more tabs of the clip-on push/pull boot, while the cable boot has one or more protrusions for securing the cable boot to a back body of the connector. Thus, the push/pull clip is integrated with a cable boot assembly that allows a user to apply a distal force to remove or insert the connector assembly into the adapter housing. The push/pull clip is configured for use to release a LC connector type from a receptacle port with or without an anchor device within the port.

Abstract: A termination unit includes: a plurality of first optical fibers fusion-connected to a multicore cable; a tray slidable in a first direction, the tray being provided on one end side of the termination unit in the first direction; and a plurality of adapters which are provided in a line on the tray, to which a plurality of second optical fibers are connected from each of one end sides of the adapters, and to which the plurality of first optical fibers are connected from each of the other end sides of the adapters, in which the tray has a cover part for protecting the plurality of adapters, and in which the cover part is rotatable with a shaft that extends along a second direction, and the cover part rotates downward when the tray has slid in a direction toward the one end side from the other end side.

Abstract: Embodiments disclosed herein are directed to a fiber optic connector with that can be released from a receptacle port such as an adapter or a transceiver. The release assembly is a push/pull tab, a cable boot release and a latch controller called the release types. The fiber optic connector is field installable, and is configured to change polarity when configured with the release types.

Abstract: Reduced-profile connection components are described. The reduced-profile connection components are configured to connect various data transmission elements, including cables, network devices, and computing devices. A non-limiting example of a connection component includes a fiber optic connection component, including connectors, adapters, and assemblies formed therefrom. In some embodiments, the connection components may include mechanical transfer (MT) and multi-fiber push-on/pull-off (MPO) connection components, such as MT ferrules and MPO adapters. The reduced-profile connection components configured according to some embodiments have a smaller profile and/or require less parts to achieve a connection compared to conventional connection components. In some embodiments, the reduced-profile connection components may be used with conventional connection components. For example a reduced-profile connector may use a conventional MT ferrule to establish a connection within a conventional MPO adapter.

Abstract: A butt closure base includes a base housing defining a plurality of cavities. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, a second gel, and a main pressure plate in contact with the second gel. The main pressure plate is movable along a longitudinal axis to apply pressure to the second gel. Each of the plurality of wedge assemblies further includes a latch assembly. The latch assembly includes an adjustable tab and a stop member movable between a first position which limits movement of the adjustable tab and a second position in which movement of the adjustable tab is not limited by the stop member.

Abstract: An optical connector includes a housing with a bottom wall defining a window therein, and an optical ferrule disposed in the housing and comprising opposing major top and bottom surfaces. The major bottom surface of the optical ferrule faces the bottom wall of the housing. The major top surface includes a groove and a light redirecting surface configured to receive light along a first direction from an optical fiber received and secured in the groove, and redirect the received light along a different second direction. The redirected light exits the optical ferrule though the bottom surface and exits the housing through the window, such that, when the optical connector mates with a mating optical connector including a mating optical ferrule, the mating optical ferrule prevents any of the light exiting the optical ferrule from exiting the housing of the optical connector.

Abstract: A boot assembly having a boot body with a passageway molded from a proximal to distal end of the body. The passageway accepts a repositioning device made of a malleable material such as metal that retains its shape under internal forces of the boot assembly. The boot assembly further comprises one or more cables for fiber optics or power. Bending the flexible boot assembly from a first position to a second position, the flexible boot assembly retains the second position without returning to the first position under the resilient material of the boot.

Abstract: A fiber optic cassette includes a body defining a front and an opposite rear. A cable entry location, such as a multi-fiber connector, is defined on the body for a cable to enter the cassette, wherein a plurality of optical fibers from the cable extend into the cassette and form terminations at one or more single or multi-fiber connectors adjacent the front of the body. A flexible substrate is positioned between the cable entry location and the connectors adjacent the front of the body, the flexible substrate rigidly supporting the plurality of optical fibers. Each of the connectors adjacent the front of the body includes a ferrule. Dark fibers can be provided if not all fiber locations are used in the multi-fiber connectors. Multiple flexible substrates can be used with one or more multi-fiber connectors.

Abstract: An apparatus and a corresponding method for mapping payload data of mapping input data streams onto a mapping output data stream having a channel bandwidth for transmission in a multi-carrier broadcast system includes first and second frame forming mechanisms. The first frame forming mechanism is adapted to form first frames having a first frame structure and the second frame forming mechanism is adapted to form second frames having a second frame structure. Preferably, in a second frame structure the data blocks of a particular mapping input data stream are spread in time and frequency over various data symbols and various data segments of the second frames to provide high robustness against disturbances. The payload portion of the second frame is preferably segmented into various data segments enabling use of a narrow-band receiver, even if both the first and second frames cover the same total channel bandwidth.

Abstract: A system for use in carrying out downhole coiled tubing applications with two-way telemetry over a single fiber optic thread. The system includes uphole and downhole assemblies each having unique couplers. Specifically, the couplers may be configured to secure the single fiber optic thread at one end thereof while having dedicated fiber optic channels at another side thereof for interfacing a fiber optic transmitter and receiver. Thus, fiber optic data may travel from a surface assembly over the thread for detection at the downhole assembly simultaneous with fiber optic data travelling from the downhole assembly to the surface assembly over the same thread.

Abstract: A fiber optic connector with a rotatable connection member for converting the connector from a first polarity to a second polarity, and a manipulator assembly comprising a tab member and a locking member movable between a locked position and an unlocked position, the manipulator assembly being coupled to the connection member such that the manipulator assembly and the connection member rotate conjointly about the axis of rotation, and when in locked position connector polarity cannot be changed.

Abstract: A module for optically and structurally coupling a light diffusion optical fiber to a laser diode on a substrate in a compact module includes a fiber holder into which an exposed core of the laser extends and which is placed about the laser on a substrate such that the laser and fiber are axially aligned in butt coupled relation. A resilient strain relief housing is secured about the light receiving end of the fiber, and the fiber holder and substrate are inserted into the housing in a secured in a water sealing engagement.

Abstract: A fibre optic accessory for attachment to the end of an optical fibre is described, the fibre optic accessory comprising a plurality of grooves extending longitudinally along a portion of its outer surface. Using this accessory, an optical fibre to which this accessory is affixed may be installed in an installation tube with the use of a source of compressed air. A kit of parts for such an installation, an optical fibre and a method of installation are also described.

Abstract: A fiber optic connector and cable assembly includes a cable and a fiber optic connector. The connector has a main connector body, a ferrule, a spring for biasing the ferrule, and a spring push for retaining the spring within the main connector body. A crimp band is provided for securing the fiber optic cable to the fiber optic connector. The crimp band includes a first portion securing a cable strength member. The crimp band also includes a second portion crimped down on a jacket of the cable. The crimp band further includes an inner surface having gripping structures for gripping the strength member and/or the jacket.

Abstract: A passive optical network includes a central office providing subscriber signals; a fiber distribution hub including an optical power splitter and a termination field; and a drop terminal. Distribution fibers have first ends coupled to output ports of a drop terminal and second ends coupled to the termination field. A remote unit of a DAS is retrofitted to the network by routing a second feeder cable from a base station to the hub and coupling one the distribution fibers to the second feeder cable. The remote unit is plugged into the corresponding drop terminal port, for example, with a cable arrangement having a sealed wave division multiplexer.

Abstract: An adapter block assembly includes an adapter block, a circuit board arrangement, and a cover attached to the adapter block so that the circuit board arrangement is held to the adapter block by the cover. Contact assemblies can be disposed between the adapter block and the circuit board arrangement. The cover can be latched, heat staked, or otherwise secured to the adapter block. Each component of the adapter block assembly can include one or more parts (e.g., multiple adapter blocks, multiple circuit boards, and/or multiple cover pieces).

Abstract: A cable mount for fixing a strength member of a fiber optic cable to a fixture includes a front end, a rear end, and a longitudinal channel therebetween, the channel defined by upper and lower transverse walls and a vertical divider wall. The channel receives a portion of the cable. A strength member pocket receives the strength member of the cable, the pocket located on an opposite side of the divider wall from the longitudinal channel, the pocket communicating with the longitudinal channel through an opening on the divider wall. A strength member clamp fixes the strength member of the cable against axial pull. Cable management structures in the form of spools define at least one notch that communicates with the longitudinal channel for guiding optical fibers extending from a jacket either upwardly or downwardly therethrough. The cable mount also allows routing of the optical fibers through the longitudinal channel all the way from the rear end to the front end.

Abstract: An optical fiber connector configured for engaging with an external optical fiber connector includes a fiber core, a connector body, a coupling tube, and at least one coupling holder. The connector body has a first end portion and a second end portion, and the first end portion connects and fixes the fiber core. The second end portion is depressed inwardly to define a coupling space, and the external optical fiber connector is detachably plugged into the coupling space and coupled with the fiber core. The coupling tube is disposed in the connector body, and a portion of the coupling tube is located in the coupling space. One end portion of the fiber core is inserted in the coupling tube. The coupling holder is disposed in the coupling space, and corresponding to the coupling tube.

Abstract: A vehicle light system is provided herein. The vehicle light system includes a seal including an engagement member having first and second portions defining a channel and a cavity. The cavity is separated from the channel by the first portion. The first and second portions have varied opacities. A light guide is disposed within the cavity. A light source is operably coupled with the light guide.

Abstract: A display and a circuit board structure thereof are provided. The circuit board structure includes a first circuit board, a second circuit board and a connection structure. The connection structure is disposed on the first circuit board, the second circuit board has gold fingers, the connection structure has pins corresponding to the gold fingers, and the connection structure conducts the first circuit board and the second circuit board by connecting the pins with the gold fingers. Therefore, an extra FFC and a connector disposed on the second circuit board for connecting the first circuit board and the second circuit board are saved to achieve cost reduction and assembling process simplification.

Abstract: According to an embodiment, an apparatus comprises a fiber-breakout transition configured to break out optical fiber sets from a first end of an optical fiber cable. The fiber-breakout transition comprises a first channel configured to receive an end segment of the optical fiber cable. The fiber-breakout transition further comprises a plurality of second channels. Each of the plurality of second channels is configured to receive and mechanically attach a buildup tube for holding one or more optical fibers. The transition has an interior cavity connecting the first channel to the plurality of second channels. Some of the channels have cross-sections whose diameters increase in a stepped manner with distance away from the interior cavity of the transition.

Abstract: A fiber optic connector includes a plug body, a rear sleeve unit and a front sleeve unit. The plug body has first and second recesses. The rear sleeve unit is detachably sleeved around a rear part of the plug body, and has a key. The front sleeve unit is sleeved on of the plug body in front of the rear sleeve unit and detachably connected to the rear sleeve unit. The rear sleeve unit is changeable between a first position, in which the rear sleeve unit is attached to the plug body with the key being engaged with the first recess, and a second position in which the rear sleeve unit is attached to the plug body with the key being engaged with the second recess.