This central section, made of silica or doped silica, is the light transmitting region of the fiber. Introduction to fiber optic cables allied electronics. A geospatially enabled fiber management system the solution to these problems is an information system that integrates both the design and asset management processes required for the fiber network. Fiber optic connectors todays and future communication technology. An optical fiber or fiber optic cable is a flexible, transparent fiber made by drawing glass, which are used most often as a means to transmit light between the two ends of the. An all inclusive list of the various optical fiber specification sheets.
Compared to wired cables, fiber optic cables provide higher bandwidth and transmit data over longer distances. Belden optical fiber cables 3 table of contents 45 construction lookup table 67 part number coding 7 fiber types 89 interconnect cables page indoor buffered fiber 1011 indoor simplex cable 12 indoor duplex cable 1415 indoor duplex cable round 1617 indoor heavy duplex cable 1819. Fiber optic cable products this catalog contains indepth information on the general cable line of fiber optic cable for voice, video and data transmission. The primary function of the optical fiber is to protect the fibers from damage during installation and use.
Fiber optic cables are available at mouser electronics. Fiber optic cables are typically used for long distance communication applications where they can be used to their full transmission capacity and offset the cost of installation and maintenance. Fiber optics explained fiber cable types all you need here. Aug 21, 2014 duplex fiber optic cable, in contrast, have two tightbuffered optical fibers inside a single jacket. Such marking will alert electricians to the nature of the cable. This article introduces you the optical fiber working principle extensively. Most important specification of the core is the index of refraction which is the value for light bending passing through the material and for the speed of that light could travel through material with. Since om1 and om2 fiber could not support the higher speeds, om3 and om4 became the main choice for. The enormous progress realized over the 30year period extending from 1975 can be grouped in several distinct phases.
Variations might affect core diameter, materials used, and. These cables are most often utilized where a oneway transmission or receiving line is required to operate, meaning information is running in only one direction for all device use. Fiber optic cable is similar to electrical cable in its construction, but provides special protection for the optical fiber within. Cable structure includes buffers, strength members, and jackets. Apr 05, 20 how to identify fiber optic cable posted on april 5, 20 by admin accompanied by the continuous advancement of network technology, fiber optic cable products constantly in the construction of telecommunications networks, the construction of the national information highway, ftth fiber to the desktop and other occasions for largescale use. Othe sizes of multimode fiber optic cable include 50125 and 100140 microns.
The single mode fiber optic cable, sometimes called a singlemode fiber cable, is shown in figure 1. Depending on the type of fiber optic cable single mode or multi mode, the core varies in size. Theyre designed for longdistance, highperformance data networking, and. The core is a cylindrical rod of dielectric material. Feb 12, 2014 the construction of fiber optic cable pdf 1. For systems requiring transmission over distances of many kilometers, or where. To be specific, fiber optic splicing is a process to combine the ends of optic fibers together. There are three types of fiber optic cable commonly used.
A fiberoptic cable, also known as an opticalfiber cable, is an assembly similar to an electrical cable, but containing one or more optical fibers that are used to carry light. While not totally immune, optic fibers are highly resistant to electromagnetic pulse. The real research phase of fibreoptic communication systems started around 1975. General structure of optical fibers physical aspects 1. In premises applications, fiber optic cables can be used as the backbone cabling in a standard structured cabling network, connecting network hardware in the computer roommain cross connect.
Construction 1 all dielectric cable in which the strength members and or sheathing are dielectric. The fiber optic cable the cable consists of one or more glass fibers, which act as waveguides for the optical signal light. The role of fiber optic cables in computer networking. Common fiber optic cable types generally, there are three types of fiber optic cables. While copper cabling typically can run only about a mile. The core of multimode fiber optic cable is most commonly 62. How to identify fiber optic cable fiber optic components. Workmanship standard for fiber optic terminations, cable.
The core is surrounded by a standard cladding diameter. The same way as copper cables, fiber cables vary in specifications, mainly depending on the applications they are designed for. The step index cable refers to cable in which there is a step change in the refractive index between the core and the cladding. Introduction to fiber optic splicing fiber optic cables. Another benefit of fiber cable is its very low signal loss, which allows for great distances between terminations or inline signal repeaters. Theyre designed for longdistance, highperformance data networking, and telecommunications. Pdf optimization of manufacturing parameters of optical. Single mode fiber optic cable the mode in fiber optic cable refers to the path in which light travels. It has evolved with the growing demand for more speed.
Fiber optic cable connectors and the equipment needed to install them are still more expensive than their copper counterparts. Duplex fiber optic cable, in contrast, have two tightbuffered optical fibers inside a single jacket. When stripping optical fiber cable of its layers, following. The single and multimode stepindex fiber cables are the simpplest types of fiber optic cables. The cable structure also must restrain the minimum bend radius of the fiber since micro bending which occurs below a minimum bend radius will also induce added fiber attenuation. The optical fiber elements are typically individually coated with plastic layers and contained in a protective tube suitable for the environment where the cable will be. The basic structure of an optical fiber is shown in figure 29. Many factors influence the design of fiber optic cables. Components of fiber optic cable and how a fiber optic.
While there are many components used in building up a fibre optic link fiber optic link, the fibre optic cabling is obviously the key element. Fiber optic cable is able to function as a data transfer medium through the transmission of light because the hollow, round glass or sometimes plastic wires reflect the light back to the core. Simplex a cable in which a single fiber optic strand core and cladding exists. A fiber optic cable is a network cable that contains strands of glass fibers inside an insulated casing.
The single and multimode stepindex fiber cables are the simpplest. Affordable and search from millions of royalty free images, photos and vectors. Until then, signals had been sent and received using copper strands or satellite systems, which have now largely been replaced by optic fiber technology. The advantages and disadvantages of optical fiber fs. May 28, 2016 during the actual operation of fiber cables, fiber optic splicing is often needed to achieve the connection between optic fibers. Specification standard optical fiber backbone cabling 27 23 the university of new mexico, november 17, 2010 page 4 of 16 optical fibers, unless otherwise specifiedand.
A fiber optic cable may refer to any of the following 1. Use of the term supplier applies to any entity who is manufacturing hardware in. A fiber optic cable, also known as an optical fiber cable, is an assembly similar to an electrical cable, but containing one or more optical fibers that are used to carry light. To be specific, fiber optic splicing is a process to.
The most popular use for duplex fiber optic cables is as a fiberoptic cable is as a. The enormous progress realized over the 30year period extending from 1975 can be grouped in. Aug 21, 2014 the single mode fiber optic cable, sometimes called a singlemode fiber cable, is shown in figure 1. Fiber optic cable is similar to electrical cable in its construction, but. An optical fiber is a thin, flexible, transparent fiber that acts as a waveguide, or light pipe, to transmit light between the two ends of the fiber. Over this time period the bl product b is the bit rate and l is the repeater spacing, where the repeaters perform. Lets take a look at this general build of an optical fiber. In all the cases the fiberbuf fer tube is first en closed in a layer of synthetic yarn such as kevlar for strength. A 38 inch 12 pair fiber cable can carry as many voice. An optical fiber is made of 3 concentric layers see figure 3. Optical fiber cable structure can be categorized as follows. More characteristics of fiber optic cable fiber optic.
Example of the construction of a multi fiber cable ii. The product and technical sections feature the latest information on fiber optic cable products, from applications and construction to detailed technical and specific data. The basic structure of an optical fiber consists of three parts. Jun 04, 20 the three typical types of fiber optic cables, including multimode fiber optic cable, single mode cable and plastic optical fiber cable pof, are all adaptable to the basic structure and working principle. Variations might affect core diameter, materials used, and environment cable could be used in. Intro before you pull, terminate or splice fiber optic cable, you need to understand its construction to attach pulling eyes or prepare fibers for splicing or termination. Dec 04, 2014 hence, singlemode fiber optic cable is labeled 8. Jul 12, 2017 an optical fiber or fiber optic cable is a flexible, transparent fiber made by drawing glass, which are used most often as a means to transmit light between the two ends of the fiber and find wide. Datasheet the construction of fiber optic cable fiber optic elements fiber optic cable provides the most advanced. In general, there are two methods to link optical fibers together. Composition of a fiber optic cable fiber optic solutions.
Specification standard optical fiber backbone cabling 27 23 the university of new mexico, november 17, 2010 page 4 of 16 optical fibers, unless otherwise specifiedand approved by unm it. How to identify fiber optic cable posted on april 5, 20 by admin accompanied by the continuous advancement of network technology, fiber optic cable products constantly in. A standard fiber optic cable is comprised of four specific parts. Single mode cable is a single stand most applications use 2. In order to better understand how fiber cable works, one should have a look at its components see figure 1. Aug 24, 2010 intro before you pull, terminate or splice fiber optic cable, you need to understand its construction to attach pulling eyes or prepare fibers for splicing or termination. Chapter 12, fiber optic cable assembly installation. Mark cable as fiber optic cable in all locations in which it can be easily reached. Basic structure of an optical fiber the basic structure of an optical fiber consists of three parts. What are the advantages and disadvantages of optical fiber. Using this principle, fiber optic network cable was first commercially developed in the 1970s, revolutionizing the telecommunications industry. Optical fiber working principle explained fiber optic solutions. Without protection, optical fibers are fragile and can be broken.
Traditionally, cable designs have been classified as either tight or loose buffer designs. Optical fibers are widely used in fiber optic communications, which permits transmission over longer distances and at higher bandwidths data rates than other forms of communication. The optical cable structure protects optical fibers from environmental damage. Transparent glass or plastic fibers which allow light to be guided from one end to the other with minimal loss. Singlemode fiber cables have extremely small core diameters, ranging from 5 to 9. The cable design relates to the intended application of the cable. The complexity of a fiber optic system can range from. A 38 inch 12 pair fiber cable can carry as many voice channels as a 3 inch diameter copper 900 twisted pair cable. An increasing amount of fiber will be installed in the future as we find more and more uses for this technology. Fiber optic cable spanning a broad range of endtoend fibre solutions for communication networks, corning optical communications forms the backbone that connects businesses, homes, and people around the globe. Keep these data available to those who will perform maintenance and troubleshooting. Spanning a broad range of endtoend fibre solutions for communication networks, corning optical communications forms the backbone that connects businesses.
The advantages and disadvantages of optical fiber fs community. The most popular use for duplex fiber optic cables is as a fiber optic cable is as a fiber optic a lan backbone cable, because all lan connections need a transmission fiber and a reception fiber. Fibre optic technology relies on the fact that it is possible to send a light beam along a thin fibre suitably constructed. The organization structure guarantees the important local. Fiber optic cable is able to function as a data transfer medium through the transmission of light because the hollow, round glass or sometimes plastic wires reflect the light back to the core of the wire, causing the cable to act as a waveguide. What are the advantages and disadvantages of optical fiber cable. Technical specification for single mode optical fiber cable. Jan 17, 2020 a fiber optic cable is a network cable that contains strands of glass fibers inside an insulated casing. A fiber, multiple fiber or fiber bundle in a cable structure fabricated to meet optical mechanical and environmental specifications.
Scduplex connector set for 3,0 mm cable singlemode multimode housing material. During the actual operation of fiber cables, fiber optic splicing is often needed to achieve the connection between optic fibers. Core a fiber optics center is made of glass, and this tube carries the cables light signals. A fiber optic component normally assembled onto a cable and attached.
Cfo 301 standard for installing and testing fiber optics management, security or fire alarm systems, or any other communications link. Datasheet the construction of fiber optic cable fiber optic elements fiber optic cable provides the most advanced communication media available today. If the words optical fiber are a bit strange for you, just think of them as wires that can transmit light. In this paper i will be telling you what a fiber optic cable is made of, how a. Components of fiber optic cable and how a fiber optic system works the world of fiber optic technology seems to be new. This fiber cable weighs 176 pounds per kilometer, the 3 inch copper over 16,000 lbskm. Round fiber optic cables house two fiber lines within one exterior cable, so are functionally duplex cables but from the outside look like a single cable. Photoelectric fiber optic cables introduction to fiber optic cables photoelectric sensors 762 singapore. Optical fiber cable is best suited for systems requiring a higher bandwidth since there is an exceptionally low loss. And only one end of each individual fiber is required. The real research phase of fibre optic communication systems started around 1975.
266 1114 556 733 965 1083 1176 166 178 417 245 715 1135 506 1570 1099 1328 234 124 1170 40 1542 836 258 936 632 222 244 1150 1279 36 1277 1556 524 436 1463 772 73 1128 618 877 1467 588 717 1031 404 986