A system or method for a magnetic self-aligning coupling device for a fiber optic cable. The device includes a first end coupling comprising a first magnet and a second magnet. Both magnets include a mating surface and an annular ring defining an axial aperture. The aperture receives a distal end of a segment of fiber optic cable in a tight fit. The fiber optic cable has an exterior sleeve and a fiber core. The fiber core of the first segment and the second segment of the fiber optic cable are axially aligned by magnetic force in the first and second apertures to create a continuous fiber optic path. A method for detecting a security breach of a door using the self-aligning couplings is also described.

An optical connecting component is an optical connecting component to be connected to another optical connecting component, which includes an optical waveguide component, an alignment component for fixing the optical waveguide component, and a magnetic structure integrated with the alignment component. A positioning structure is provided on a connecting end face of the alignment component, in which the positioning structure determines a relative position between the connecting end face and a connecting end face of an alignment component provided in the other optical connecting component.

A fiber plug facilitates optical coupling of a light-guiding fiber to a plug receptacle and includes a plug housing for receiving and locking parts of the fiber plug in position relative to one another. The plug housing has: a fiber inlet and a fiber bearing for the spatially fixed reception of the fiber; optically downstream of the fiber bearing along a beam path, an optical lens for collecting light exiting at an end face of the light-guiding fiber and for collimating the collected light; and a coupling surface with an output of the beam path and with a coupling structure for connection to a receptacle structure that is complementary to the coupling structure. An adjustable optical element is arranged optically downstream of the fiber bearing in the beam path and has a first component of a magnetic coupling consisting of two components and a first component of a kinematic coupling.

An optical connector of the present invention includes a ferrule accommodating optical fibers, a flange integrated with the ferrule, a sleeve in which a pair of the ferrules are accommodated, and a connection component which is provided around the sleeve and includes a magnet or a metallic magnetic material, wherein at least one of the connection component and the flange includes a magnet, and an attractive force acts on the connection component and the flanges, whereby cores of the opposing optical fibers come into close contact with each other. As a result, the optical connector of the present invention can provide the present physical contact connection and can provide a smaller optical connector.

The present disclosure relates to the field of communication technology, and provides a connector for photoelectric hybrid in free space of magnetic absorption comprising matching a male connector and a female connector and provided with a conductive pin and an electrical contact used for conduction, an optical communication module for optical communication and comprising optical fiber connector and lens capable of expanding the light beam output to each other, a spacing formed between the two lenses, and the male connector and the female connector aligned and remained in a plug-in state through a magnetic field. Furthermore, a guiding structure is provided to embody precise alignment of the lens of the male connector and the lens of the female connector. The connector can transmit both optical signals and electrical signals, and has the characteristics of high processing yield, high reliability, and convenient use.

The present disclosure relates to optical fiber coupling systems and methods of coupling optical fibers across and with a magnetic field.

A system or method for a magnetic self-aligning coupling device for a fiber optic cable. The device includes a first end coupling comprising a first magnet and a second magnet. Both magnets include a mating surface and an annular ring defining an axial aperture. The aperture receives a distal end of a segment of fiber optic cable in a tight fit. The fiber optic cable has an exterior sleeve and a fiber core. The fiber core of the first segment and the second segment of the fiber optic cable are axially aligned by magnetic force in the first and second apertures to create a continuous fiber optic path. A method for detecting a security breach of a door using the self-aligning couplings is also described.

An optical fiber connector includes an adaptor having an insertion hole and first and second plugs holding, respectively, first and second optical fibers. The adaptor has first and second attracting surfaces having, respectively, one and the other insertion ports of the insertion hole. The first plug has a first attracted surface that receives, from the first attracting surface, an attractive force generated by a magnetic force when the first optical fiber is inserted into the one insertion port. One of the first attracting surface and the first attracted surface is constituted by a permanent magnet, and the other one thereof is constituted by a magnetic body. In a connection state between the first and second optical fibers, at least the outer peripheral edge of the first attracted surface does not continuously contact the outer peripheral edge of the first attracting surface.

A communication connector including a connector housing configured to hold at least one of optical fibers or electrical contacts. The connector housing has an engagement face that is configured to interface with a mating connector. The communication connector also includes a movable member that is held by the connector housing and that includes a magnetic material. The movable member is permitted to move toward and engage the mating connector when the movable member is magnetically drawn toward the mating connector.

It is an object of the present invention to accurately maintain a positional relationship between a lens held in a holding member and an optical fiber without requiring any complicated operation. The invention includes a holder (11), at one end of which a housing section (11c) that houses a ball lens (12) is formed and at the other end of which an insertion hole (11a) for inserting an optical fiber (13) is formed, and a magnet (14) provided outside in a direction crossing a housing direction of the ball lens at the one end of the holder, in which the magnet generates an attracting force for aligning a center of the ball lens with a center of an optical element provided in a coupling target.