Abstract: An embedded optical fiber termination device includes a fiber holder with an inner bore and an outer surface. The inner bore is configured to receive a length of optical fiber therein. A removable armature is positioned about a portion of the outer surface of the fiber holder and is removably positioned around a portion of the fiber holder. A composite structure and a method of using the embedded device are also provided.

Abstract: A fiber optic terminal configured to optically connect optical fibers from received network-side and subscriber-side fiber(s) to facilitate providing direct or intermediate optical connections between a fiber optic network and a destination. The fiber optic terminal includes at least one adapter module comprising at least one adapter panel. The adapter panel is configured to receive both an input fiber and one or more of a plurality of output fibers from an optical splitter. To establish optical connections between the network-side and subscriber-side fiber(s), the input fiber from the optical splitter is optically connected to an input fiber optic adapter on the adapter panel, which is optically connected to the at least one network-side fiber. One or more of the plurality of output fibers from the optical splitter are optically connected to one or more output fiber optic adapters on the adapter panel, which are optically connected to the subscriber-side fibers.

Abstract: An optical modulator includes a package that accommodates therein a first substrate and a second substrate different from the first substrate, and outside the package, a flexible circuit board. The first substrate has plural optical modulating units disposed thereon in parallel and each including a Mach-Zehnder optical waveguide. Plural first signal line paths corresponding to the optical modulating units are disposed on the second substrate. Plural second signal line paths corresponding to the optical modulating units are disposed on the flexible circuit board. Electrical lengths of the second signal line paths are different from one another. Electrical lengths of signal paths that span from input ends of the second signal line paths corresponding to the optical modulating units to base points on signal electrodes, via the first signal line paths, are equal to one another.

Abstract: An optical module includes a flexible printed circuit board on which a light receiving element and/or a light emitting element is mounted face-down as an optical element, and having a part that transmits incoming light to the light receiving element and/or outgoing light from the light emitting element; a lens member disposed on a surface of the printed circuit board, on which the optical element is not mounted, and integrally formed to have within a predetermined area, a lens that transmits the incoming and/or the outgoing light, and a convex part abutting the printed circuit board; a bonding member disposed in an area other than the predetermined area, between the printed circuit board and the lens member, and that bonds the printed circuit board and the lens member; and a cooling member disposed to apply pressure to the optical element toward the printed circuit board and cool the optical element.

Abstract: An attachable optical component is aligned with a base optical component. The attachable optical component has a mounting surface interfacing with the base optical component and an exposed surface opposed to the mounting surface. Laser light is directed to the exposed surface of the attachable optical component for delivery to the mounting surface. The attachable optical component guides and homogenizes the laser light delivered to the mounting surface and uniformly heats a bonding feature between the mounting surface and the base optical component. The directing and subsequent removing of the laser light bonds the attachable optical component to the base optical component via the bonding feature.

Abstract: An optical connection includes a male connector and a female connector, the connector offers electrical connections in the manner and the size of a USB connector, together with an integral and uncouplable optical connection. The first optical connector is shielded by a first shielding member from damage and pollution at all times until the connection between the connectors is made and the second opposing optical connector enjoys the same protection. Coupling precision between the optical connectors is achieved by magnetism holding the optical connectors together.

Abstract: A single-mode transmission optical fiber includes a central core region radially outwardly from a centerline to a radius r1 and having a positive relative refractive index ?1; a first inner cladding region extending radially outwardly from the central core to a radius r2 and having a negative relative refractive index ?2; a second inner cladding region extending radially outwardly from the first inner cladding region to a radius r3 and having a non-negative relative refractive index ?3; an intermediate cladding region extending radially outwardly from the second inner cladding region to a radius r4 having a negative relative refractive index ?4 larger in absolute value than the relative refractive index ?2; and an outer cladding region extending radially outwardly from the intermediate cladding region and having a non-negative relative refractive index ?5; wherein the relative refractive index ?2 of the first inner cladding region is ?0.1·10?3 to ?1.

Abstract: Designs of 2-port optical devices are disclosed. The optical devices so designed are amenable to small footprint, enhanced impact performance, lower cost, and easier manufacturing process. The optical device comprises at least two collimators, each of the collimators including: a single-mode fiber, and a multi-mode graded index fiber, aligned with the single-mode fiber in a way that the multi-mode graded index fiber and the single-mode fiber are spliced together, wherein the multi-mode graded index fiber is designed to have a predefined length.

Abstract: A backlight is disclosed and includes a visible light transmissive body primarily propagating light by TIR with a light input surface and a light output surface and a light guide portion and a light input portion. The light guide portion has a light reflection surface and a light emission surface. The light input portion has opposing side surfaces that are not parallel. One of the opposing surfaces is co-planar with either the light emission surface or the light reflection surface. A light source is disposed adjacent to the light input surface. The light source emits light into the light input portion. A reflective layer is disposed adjacent to or on the opposing side surfaces.

Abstract: A holographic mirror 10 for re-directing an optical signal that includes a base 14 having an outer surface 16, and a plurality of discrete nano-structures 12 formed into the outer surface of the base. Each nano-structure has an out-of-plane dimension 20 that is within an order of magnitude of one or both in-plane dimensions 22. The plurality of nano-structures are configured in a repeating pattern with a predetermined spacing 18 between nano-structures for re-directing an optical signal.

Abstract: A crimp (30) comprises a hollow crimp body (31) that is open at each end (32, 33) and includes, at a first end (32), a first crushable crimp tube (34) for crimping onto a connector; and at a second end (33) a second crushable crimp tube (36) for crimping onto a cable, the portion (39) of the crimp between the said ends including a recess (37) for engagement by a closure housing (38).

Abstract: An optical module includes first optical elements disposed on a first surface side of optical waveguides, first signal wirings disposed on the first surface side in parallel with each other in a direction intersecting with a transmission direction of an electrical signal transmitted by a first signal wiring, second optical elements disposed on a second surface side of the optical waveguides, and second signal wirings disposed on the second surface side in parallel with each other in a direction intersecting with a transmission direction of an electrical signal transmitted by a second signal wirings, the optical waveguides being disposed in parallel with each other in a direction intersecting with an optical waveguide direction of an optical signal guided by an optical waveguide at an interval which is narrower than an interval between the adjacent first signal wirings and narrower than an interval between the adjacent second signal wirings.

Abstract: A packaging system and method for use with a fiber, and in particular, an optical fiber of the type typically used for surgical procedures, in order to protect the fiber during storage and shipping and also allow the fiber to be easily dispensed in a controlled manner by an end user.

Abstract: An AOC assembly comprising two printed circuit boards (PCB) (63), a board holder (61) and two heat conducting covers (64) with integrated head spreader. Each of the two PC boards has a lower edge (632) extending in a longitudinal direction with circuit pads on opposite sides of PCB thereof. The board holder has two opposite vertical datum faces with two of said PC boards respectively positioned thereon. The two heat conducting covers oppositely fixed to the holder in a transverse direction perpendicular to the PC boards. When assembled, the integrated heat spreader of heat conducting shell would dissipate heat from the active electronic components on the PCB.

Abstract: An electrical connection system for an optoelectronic socket comprises an optoelectronic socket (1), an OE package (2) assembled to the optoelectronic socket (1), and a circuit board (4). The optoelectronic socket (1) comprises a plurality of passageways (104) embedded with an optical member (12) respectively, and a number of electrical contacts. The OE package (2) comprises a plurality of lenses (20) located at bottom portion thereof and a plurality of electrical pads (22) located at peripheral of the bottom portion. Bottom end of the lens (20) of the OE package (2) are received in the passageway (104) and the electrical pads (22) contact with the electrical contacts (14). The optical member (12) is received in recess on upper face of the circuit board (4) and connects with a waveguide (40) positioned in the recess. The electrical contact is soldered to the circuit board.

Abstract: In an optical connector plug, a front end of the shutter member can move between a shield position to shield a front end face of a ferrule in an extension state and a non-shield position to expose the front end face of the ferrule to the front side of a housing in a reduction state, when a plug frame and a shutter holding member move between the extension state and the reduction state. In the optical connector plug, in a course in which the shutter holding member is engaged with holding portions protruding in an axial direction of the optical connector adaptor and a grip member moves from the extension state to the reduction state, the front end of the shutter member is spaced to face front ends of the holding portions in the axial direction.

Abstract: The present invention relates to an optical connector including, a ferrule within which an integrated optical fiber is fixed, a clamp portion disposed at a rear of the ferrule, the clamp portion comprising: a base component and a lid component facing the based component, where the base component and the lid component together are configured to clamp an end portion of the integrated optical fiber and an end portion of a naked optical fiber abutting the end portion of the integrated optical fiber, and a naked optical fiber guide portion disposed at a rear of the clamp portion, where the naked optical fiber guide portion comprises a through hole through which the naked optical fiber can be inserted, and that guides the naked optical fiber to the clamp portion by the through hole.

Abstract: In one aspect, the present subject matter is directed to a sensor. The sensor includes an encapsulated fiber optic sensor and a ring shaped structure. The encapsulated fiber optic sensor passes through the ring shaped structure. The ring shaped structure is configured to resonate at a predetermined frequency.

Abstract: A loopback housing has an upper body portion and a lower body portion that are removably connected to one another. One of the body portions has a fiber opening to protect the optical fibers that are looped around for the fiber optic connector. The loopback housing also functions to remove and insert the fiber optic connector into an adapter, particularly in a high density application.

Abstract: An optical fiber carrier is provided, for routing given optical fibers from a bundle of the given optical fibers, the given optical fibers having a given minimum bend radius, the optical fiber carrier comprising: a planar surface comprising vertical edges; downwards curved rungs projecting from the planar surface and vertically aligned between the vertical edges, each of the downwards curved rungs peaking in an upward direction, and comprising a respective radius that is greater than or equal to the given minimum bend radius; and exit conduits located at the vertical edges, respective exit conduits located between respective adjacent downwards curved rungs, the downwards curved rungs and the exit conduits for routing an excess of each of the given optical fibers from the bundle, guided by one or more of the downwards curved rungs, and through one of the exit conduits.