Abstract: An optical connector including a hollow, cylindrical shroud having a section, a bore defined within the section, the bore being adapted to fit an optical fiber connector therein and allow the same to plug or unplug a predetermined number of times, the bore being terminated at a bottom opening of the section; a cylinder axially extended a predetermined distance from a center of the bottom of the section, the cylinder having a longitudinal hole with an optical fiber fitted therein wherein a precise circularity in each of the bore and the hole and coaxial characteristics of the same are obtained by forming the shroud and the cylinder by electrical casting; and an annular flange formed integrally in a bottom of the shroud by electrical casting or injection molding, the flange being adapted to fasten a laser diode element or light detection element.

Abstract: A connector comprises an integral housing comprising a mouth at one end, a recess inside the mouth, and an internal shell projected toward the recess for forming an annular cavity between the shell and the recess; and a hollow resilient member confined in the mouth. Inserting a coaxial cable into the shell will project the central conductor from the housing, cause the shell to penetrate a junction between the insulating medium and the outside conductor, receive the insulating medium in the shell, bend the outside conductor to cover a portion of the outermost insulating sleeve, and urge the resilient member against the insulating sleeve for securing the resilient member to the cable. Further, the housing is rotatable about the resilient member and the cable.

Abstract: A sleeve assembly of fiber optical connector is disclosed. The sleeve assembly comprises a sleeve comprising a hollow head including a top hole and a cavity in communication with the top hole, and a tube member having one end secured to the head; and a hollow base for receiving the other end of the tube member. Heating the head will expand the top hole for enabling an insertion of strands of optical fiber through the top hole with a bundle of optical fibers received in the cavity, the tube member, and the base; and cooling the head will contract the top hole to fasten the strands of optical fiber, and using a tool to compress the base will decrease its diameter for fastening the bundle of optical fibers. The invention can increase the transmission distance and improve the transmission quality.

Abstract: A body assembly of light receiving/transmission module is disclosed. The body assembly comprises a sleeve and a coupling including an upper part, a lower part, a hole through the upper and the lower parts, and a bundle of optical fibers fitted in the hole. Aligning light in an optical connector of an alignment device inserted in the sleeve with the bundle of optical fibers will align the sleeve with the coupling prior to being formed together. The invention can substantially eliminate a potential misalignment of the sleeve with the coupling and significantly increase the performance.

Abstract: An optical fiber connection module includes a connection tube, a sleeve made by electrocast being securely received in the connection tube, an assembly tube joined with the connection tube at a flange and an optical fiber module securely received in the assembly tube and being coaxial with the sleeve. With the electrocast made sleeve and the coaxial relationship between the optical fiber module and the sleeve, the signal transmission accuracy is upgraded.

Abstract: An optical connector is disclosed and comprises a hollow, cylindrical shroud comprising a section, a bore defined within the section, the bore being adapted to fit an optical fiber connector therein and allow the same to plug or unplug a predetermined number of times, the bore being terminated at a bottom opening of the section; a cylinder axially extended a predetermined distance from a center of the bottom of the section, the cylinder comprising a longitudinal hole with an optical fiber fitted therein wherein a precise circularity in each of the bore and the hole and coaxial characteristics of the same are obtained by forming the shroud and the cylinder by electrical casting; and an annular flange formed integrally in a bottom of the shroud by electrical casting or injection molding, the flange being adapted to fasten a laser diode element or light detection element.

Abstract: A clip disk for grinding optical fibers comprises a round disk body and a handle firmly secured to the disk body. A plurality of disk grooves are installed on the disk body for receiving a core of a joint of an optical fiber. A plurality of clips are installed on the disk body; each clip including a supporting seat and a movable piece connected to the supporting seat and capable of rotating. The supporting seat is formed with an opening for receiving a joint of an optical fiber. The cores of optical fiber joints inserting into the disk grooves of the disk body and a part of each core protruding out of the disk groove. When a force is applied to one end of the movable piece; another end of the movable piece will move upwards for receiving and fixing the optical fiber joints.

Abstract: This invention relates to a supporting device for grinding ceramic element, the supporting device being composed of a plurality of supporting seats installed on the grinding machine, two locating pins deposited on the supporting seats and inserted into two end of the ceramic element to fix it, and a plurality of driving wheels installed on a driving shaft and touching the top of the ceramic element and the locating pins to drive them to rotate simultaneously. The supporting seat have a V-shape locating groove to provide a larger supporting area for supporting the locating pins firmly, further, the locating pins and the ceramic element can be rotated simultaneously so as to prevent the ceramic element and the locating pins from wearing out in the grinding process.

Abstract: A duplex optical transceiver module comprises a body having a first open channel, a second open channel, and a sleeve. A normal line of the first open channel is vertical to that of the second open channel. The first open channel receives an optical transmitting module and the second open channel receives an optical receiving module. An optical fiber is coaxially arranged in a fiber connector in the body at an opposite end of the first open channel. A filter is obliquely arranged at an intersect section of the first open channel and the second open channel. One side of the fiber facing to the optical transmitting module is coated with material which transmits light from the optical transmitting module. Another side of the filter facing the optical receiving module is coated with material which totally reflects light from the optical fiber.

Abstract: An optical fiber connector includes a first elongated portion with a first conical head and a first through hole. A second elongated portion has a second through hole defined to correspond to and communicate with the first through hole of the first elongated portion after the first distal end of the second elongated portion is received in the first elongated portion and a second conical head. Two hollow retaining elements respectively have a tapered through hole to correspond to the first and second conical head so that after the first conical head and the second conical head are respectively in a corresponding one of the two retaining elements, a diameter of the first through hole and a diameter of the second through hole are reduced so that a filament of an optical fiber is able to be securely retained inside the first and second through holes.

Abstract: A head casing assembly of an optical fiber transmission cable has a post-shape member axially disposed inside the head casing; the post-shape member is made of a plastic composite material; being easy for processing, the plastic composite material enables the post-shape member to have extremely high precision. The post-shape member and an optical fiber core wire are glued; after the glue hardens, a piece of regular grind paper is used to grind the post-shape member and the optical fiber core wire so as to lower the processing time and cost as well as enhance the economical effect and ensure the effective transmission of optical signals.

Abstract: Connector connectable to coaxial cable without using tool is disclosed. The connector comprises an outer sleeve including a front inward rim and a staged bore; an inner sleeve including a front flange and a front inward rim; a nut; a cylindrical coupling sleeved on the outer sleeve; and a resilient gripping ring. A rear inward rim of the nut is fitted between the outer sleeve and the flange and is sleeved on the inner sleeve. The rim of the outer sleeve is sleeved on the inner sleeve. The ring is sandwiched between a rear inward rim of the coupling and the inner sleeve. The cable is inserted into the coupling and the ring for fitting the outer insulator in the inner sleeve. The insertion is stopped as the outer insulator of the cable contacts the rim of the inner sleeve. The cable is fastened in the connector by the ring.

Abstract: Connector connectable to a coaxial cable is disclosed. The connector includes outer and inner sleeves, a cylindrical coupling fitted on the outer sleeve, the coupling including a rear inward flange, and a flexible sealing ring surrounded by the coupling, the ring including a flared front end, a flared rear end urged against the flange, and a narrow intermediate section. Inserting the cable into the coupling will fit an outer insulator of the cable in the inner sleeve to electrically couple the cable and the connector together with an outer conductor and a shield of the cable disposed inside the outer sleeve. Pushing the coupling will compress the ring to urge against the front end of the ring against the rear end of the outer sleeve and recess the intermediate section to fasten on the shield. This can prohibit moisture from entering thereinto, thereby preventing internal conductive members from being rusted.

Abstract: A head casing assembly of an optical fiber transmission cable has a post-shape member axially disposed inside the head casing; the post-shape member is made of a plastic composite material; being easy for processing, the plastic composite material enables the post-shape member to have extremely high precision. The post-shape member and an optical fiber core wire are glued; after the glue hardens, a piece of regular grind paper is used to grind the post-shape member and the optical fiber core wire so as to lower the processing time and cost as well as enhance the economical effect and ensure the effective transmission of optical signals.

Abstract: A glue-less head casing assembly of an optical fiber transmission cable capable of connecting with an optical fiber conductor wire includes a head casing main body and a head socket. A lashing ring is coaxially disposed at a front end of the head casing main body thereby tightly connecting the front end area with an optical fiber core wire of the optical fiber conductor wire; the diameter of a distal end portion of the head socket is reduced by a squeezing tool. The distal end portion with reduced diameter tightly connects with a buffering layer of the optical fiber wire so as to stabilize the transmission of optical signals.

Abstract: An optical transceiver module comprises an upper casing, a lower casing, a circuit board element in the interior of the lower casing, and an optical receiving connector and an optical transmitting connector internal the circuit board element. The upper and lower casing is combined with respective isolating elements. Thereby, the optical transceiver module is isolated from electromagnetic interference.

Abstract: An optical transceiver module includes a body and an optical transceiver unit. The body includes a seat, a mini head cover coaxially arranged within the seat, and a tubular sleeve coaxially engaged to the seat. The optical transceiver unit includes a retaining seat, a light receiving or emitting module coaxially arranged within the retaining seat. The focus of the optical transceiver module is calibrated by proprietarily tools and then is welded with the body by laser welding. The components of the optical transceiver module are very simple. The cost can be reduced. The error is smaller and precision is high. The volume is small and thus the optical transceiver module can be used in different module.

Abstract: Connector connectable to coaxial cable without using tool is disclosed. The connector comprises an outer sleeve including a front inward rim and a staged bore; an inner sleeve including a front flange and a front inward rim; a nut; a cylindrical coupling sleeved on the outer sleeve; and a resilient gripping ring. A rear inward rim of the nut is fitted between the outer sleeve and the flange and is sleeved on the inner sleeve. The rim of the outer sleeve is sleeved on the inner sleeve. The ring is sandwiched between a rear inward rim of the coupling and the inner sleeve. The cable is inserted into the coupling and the ring for fitting the outer insulator in the inner sleeve. The insertion is stopped as the outer insulator of the cable contacts the rim of the inner sleeve. The cable is fastened in the connector by the ring.