Experimental and theoretical studies of the optical properties of largecore stepindex plastic optical fibers pofs and gradedindex pofs are reported. In largediameter fibers, 96 percent of the crosssection is the core that facilitates the transmission of. Hfbrrexxyyyabsolute maximum ratingsparametersymbolmin. A station consists of an ek1541 coupler, any number of ethercat terminals, an el9011 bus end cap or an ek1110 ethercat extender. In cable television service catv, fiber optic is also growing rapidly in addition to or replacing coaxial cable. Glass optical fiber have additional strength members built into the cable.
Basics of fiber optics mark curranbrian shirk fiber optics, which is the science of light transmission through very fine glass or plastic fibers, continues to be used in more and more applications due to its inherent advantages over copper conductors. As the name implies plastic optical fibres pof are made entirely from plastic or polymeric materials. Sep 17, 2015 plastic optical fiber, polymer optical fiber or pof, is an optical fiber which is made out of plastic. The tested results indicate that it is possible to use scm to produce translucent concrete contain plastic optical fiber pof with compressive strength between 31. Seventh international conference on plastic optical fibres and applicationspof98 1998. Glass optical fiber vs plastic optical fiber fs community. Plastic optical fibre sensors and devices sage journals.
Optical fibers are therefore classified as stepindex or gradedindex, and multimode or singlemode, as illustrated in fig. The myth that plastic optical fibers must operate at 100 meters or more is. Numerical aperture of a plastic optical fiber trilochan patra assistant professor, department of electronics and communication engineering techno india college of technology, rajarhat, newtown, kolkata156, west bengal, india abstract. Data and sensors high temperature environments bh2001 bh4001. Light transmitting concrete is cement based building material with light transmitting property due to embedded light optical elements usually optical fiber. May 18, 2015 plastic optical fiber is an option for applications as diverse as residential wiring and avionics. Related content pof sensor for vapour phase alcohol masayuki morisawa, yumiko amemiya, hidenori kohzu et al. Plastic optical fiber also abbreviated as pof, is a type of optical fiber made out of a type of polymer that transmits light and is used for illumination or data transfer. For standard telecommunication singlemode fiber smf, the core diameter is around 9 microns and the cladding diameter 125. The pof newsletter has as its objective keeping end users, design engineers, installers, distributors, and systems integrators uptodate on developments in pof technology, applications, products, standards and other aspects of plastic optical fiber components and systems. Home plastic optical fiber data sensing lighting home network contact us.
From the perspective of the inner structure, the diameter of plastic optical fiber is about 1mm which is about 100 times larger than that of glass optical fiber. Optical fiber is the technology associated with data transmission using light pulses traveling along with a long fiber which is usually made of plastic or glass. Plastic optical fiber pof fiber optic cables are available at mouser electronics. Stepindex pmma fibers and their applications intechopen. Light is conducted through the optical fiber one end to other. Ideal fiber optic basic training guide interested in learning about fiber optics. Plastic optical fiber has been used for automobile for about 20 years. In particular the paper describes the developments in 650 nm resonant cavity light emitting diodes rcleds, vertical cavity surface emitting lasers vcsels and high speed leds operating at 520 nm. Kdpof provides semiconductors for gigabit and longreach communications plastic optical fiber pof. Numerical aperture is thus considered as a light gathering capacity of an optical fiber. A plastic clad silica fiber, which consists of a silica core and plastic cladding, is used for middistance transmission. Plastic optical fibers can be used for a number of applications such as light transmission for signs and illumination, sensors, and data communications. Plastic optical fibercable and accessories forversatile linktechnical datafeatures compatible with agilentversatile link family ofconnectors and fiber opticcomponents 1 mm diameter plastic datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors.
Heres a short guide to plastic optical fiber to help you determine if its what you need. A set of criteria and analyses of physical parameters is developed in the context of major issues of pof applications in shortdistance communication systems. Plastic optical cable price is more competitive, making it a viable option for desktop lan connections and low speed short links. Technical feasibility of gipof for automotive optical link is promising in terms of following aspect. From the perspective of the safety, plastic optical fibers use harmless green or red light that is easily visible towards the eye. This progression toward fiber optic cable has made the need for protection more critical, since these materials are highly sensitive to moisture and mechanical stress.
The plastic optical fiber is made out of a plastic such as acrylic pmma as the core material and fluorinated or perfluorinated polymers as the cladding materials. Hfbr4501 datasheet111 pages hp plastic optical fiber. Plastic optical fibre system specifications for 100 mbits and 1 gbits. In order to produce gipofs with the properties necessary to meet. Applications of optical fibers at high temperatures and in harsh. It follows a helical trajectory confined within a cylindrical shell of radii r and a. Gigabit ethernet over plastic optical fibre pof specifications. Pof differs from traditional optical fiber in material and corecladding dimensions. Plastic optical fiber manufacturers suppliers of plastic. The coupler converts the passing telegrams from ethernet 100basefx to ebus. Plastic optical fiber pof or polymer optical fibre is an optical fiber that is made out of polymer. Radiation hardness better than silica multimode fiber advantages of plastic optical fibers pof razor blade cut 3 second dry polish. Glass optical fiber have additional strength members built into. The optical penetration characteristic of the plastic optical fibre is shown in the above figure.
Notwithstanding, there has been an advancement on improving thermal stability of polymers as optical fibre. This makes the termination of plastic optical fiber the easiest of all fibers. Its chief advantage over the glass product, other aspect being equal, is its robustness under bending and stretching. Since then the pof industry has grown and new technology has been. Plastic optical fiber pof is a unique member of the optical fiber family. Plastic optical fibres pof are large diameter, flexible and durable multimode. Here are advantages and disadvantages of optical fiber cable.
Distributed strain and temperature sensing in plastic. Perfluorinated gradedindex polymer optical fibers gipofs combine. Conec manufactures an extensive fiber optic connector product line. Manufacture of perfluorinated plastic optical fibers. Pof is often called consumer optical fiber as it is a lowcost optical fiber alternative that is easier to use than glass optical fiber. The developed gi pof has strong mode coupling with low accompanying scattering loss, which is closely related to the specific microscopic. The paper suggests that various pof applications will benefit from the future.
Pof is made of poly methyl methacrylate pmma, with a large core diameter. Acrylatebased specialty optical fiber coatings for harsh. The second phase of fibre optic communication systems, based on ingaasp semiconductor lasers and detectors operating near 1. Termination method for plastic optical fiber mitsubishi chemical corporation. Abbreviated as pof, plastic optical fiber is a type of optical fiber that uses polymethylmethacrylate as the core material that allows the transmission of light. Osa unconventional plastic optical fiber design for very. The advantages and disadvantages of optical fiber fs. Gigabit plastic optical fiber technology highperformance pof is as easy to fieldterminate as cat 5 copper cable connectors clip on instantly, no glues are needed fiber is terminated with a razor blade instead of a cleaver 30 second of polishing produces a lowloss connection pof is by far the most flexible and durable 10gigabit medium 0 5 10. A plastic optical fibre sensor for realtime humidity monitoring to cite this article.
This technical specification ts has been produced by etsi technical committee access, terminals, transmission and multiplexing attm. Traditionally, it comprises of pmma acrylic as the core 96% of the cross section in a fiber 1mm in diameter that facilitates the transmission of light, and fluorinated polymers as the cladding material. This book presents highperformance data transmission over plastic optical fibers pof using integrated optical receivers having good properties with multilevel modulation, i. In order to specify the characteristics of optical fibres and systems operating with optical amplifiers and the wdm technique, many new recommendations were developed in itut. This chapter emphasizes the nature of optical modes and their group velocities in stepindex and gradedindex fibers. Plastic optical fibers pofs plastic optical fibers pofs are a lowcost solution for lowspeed, shortdistance applications in digital car networks, industrial networks, and home networks and appliances. Plastic optical fiber pof basics industrial fiber optics.
Given the speed and bandwidth advantages optical fiber has over copper cable, it also contains some drawbacks. Plastic optical fiber, polymer optical fiber or pof, is an optical fiber which is made out of plastic. An optical fiber is a flexible, transparent fiber made by drawing glass silica or plastic to a diameter slightly thicker than that of a human hair. Fiber optics lab manual instructors manual for classroom and. Eska is a high performance pof mitsubishi product which is used for short range communications and light. Kdpof perfectly meets the requirements of carmakers for applications such as battery management. Distributed rayleigh scatter sensing in plastic optical fiber may offer a valuable alternative to sensing in fused silica fibers because of plastic s low cost and differing mechanical and chemical properties. Gradedindex plastic optical fiber for deformation sensing. The present document is part 1, subpart 2 of a multipart deliverable covering plastic optical fibre, as identified below. In spite of the paucity of available types of optical plastics suitable for lens manufacture, plastics have found extensive application in this field since world war i and particularly since the early 1950s. Analyses are presented to show how the measured pof optical. Characteristics of plastic optical fiber pof glossary of terms optical fiber structures plastic optical fiber basics plastic optical fiber end finishing principles of optical fiber. In addition to its simplicity of handling and processing, pofs possess the excellent properties of polymeric materials including very low cte, high flame retardant.
The availability of inexpensive, rugged, and largecore plastic based optical fibres has resulted in growing interest amongst researchers in their use as lowcost sensors in a. Optical data transmission with plastic optical fibers is expected to find an expanding volume of applications in consumer markets e. Metal wires are preferred for transmission in optical fiber communication as signals travel with fewer damages. Plastic optical fibre sensors offer remarkable ease of handling and recent research has shown their potential as a lowcost sensor for damage detection and structural health monitoring applications. The core is the highly refractive center of the fiber, which acts as a light guide. Acrylatebased specialty optical fiber coatings for harsh environments. Plastic optical fiber an overview sciencedirect topics. In a fiber with 100 m core diameter, a 5 m particle will scatter 0. Pdf the future of plastic optical fiber researchgate. Plastic optical fiber pof fiber optic cables mouser. Plastic optical fiber pof has a relatively largediameter core and is flexible. Panjiva uses over 30 international data sources to help you find qualified vendors of plastic optical fiber. This paper focuses only on the data communications aspects. The plastic optical fiber is made out of a plastic such as acrylic pmma as the core material and fluorinated or perfluorinated.
Hfbr4501 datasheet211 pages hp plastic optical fiber. Product catalog for distribution infineon technologies. Plastic optical fiber, pof, typically uses pmma acrylic, a generalpurpose resin as the core material, and fluorinated polymers for the cladding material. Pof is made of poly methyl methacrylate pmma, with a large core diameter 1 mm and high numerical aperture na 0. Plastic optical fiber is made of a plastic core surrounded by a plastic cladding. Where to buy plastic optical fibers, pof, pmma, acrylic. Similar to glass optical fiber, pof transmits light for illumination or data through the core of the fiber. We report temperature and strain sensitivity, and comment on measurement range and hysteresis level.
They are used as multimode fibers for optical fiber communications over short or moderate distances, and as light pipes for various other applications. These fibres were first introduced about twenty years ago, but it is during the last five years or so that a new impetus in their further development and use is observed. Appearance of just cuttingin case of this picture, blade hasentered from left side. Numerical aperture is defined as the sine of half of the angle of fibres light acceptance cone. A plastic optical fibre sensor for realtime humidity monitoring. A big advantage of pof is the fact that it can bend and stretch unlike fiber optics made of glass. To use plastic optical fibers it is useful to know their numerical apertures. In largediameter fibers, 96 percent of the crosssection is the core that facilitates the transmission of light.
They have the advantage of not generating heat and are insensitive to em radiation. Present stateoftheart of plastic optical fiber pof. Pmmasipof is robust and flexible, with good bending properties, and thus. Fiber optic connectors todays and future communication technology demands fast, efficient and safe performance in the data communication process. Present stateoftheart of plastic optical fiber pof components and systems prepared for. Plastic optical fibers may be easily integrated into a textile. Nov 16, 2019 science physics communication optical fibre. Optical fibers are used most often as a means to transmit light between the two ends of the fiber and find wide usage in fiber optic communications, where they permit transmission over longer.
The two are housed inside an outer protective jacket. Optical fibers may serve a number of functions in a smart garment transmit data signals, transmit light for optical sensing, detect deformations in fabrics due to stress and strain, and perform chemical sensing. Plastic optical fiber pof has been used in automotive networking systems since 1998, spurring introduction of the media oriented systems transport most standard. Optical fibers are also unaffected by electromagnetic interference. Plastic optical fiber pof ieee 802 lanman standards. These difficulties are recognized as the problem of the last hundred meters for optical fiber infrastructure. Pdf gradedindex plastic optical fiber for deformation. Large and complex databases all interconnected must be able to receive and transmit data without outside interferences. This realization led to a worldwide effort for the development of ingaasp semiconductor lasers and detectors operating near 1 300 nm.
Pdf effect of plastic optical fiber on some properties. Principle and working the optical fibre is a device which works on the principle of total internal reflection by which light signals can be transmitted from one place to another with a negligible loss of energy. Page 1 introduction fiber optics deals with the light propagation through thin glass fibers. Plastic optical fibers may be made of pmma acrylic, polystyrene, polycarbonates or other polymer materials. Plastic optical fiber genta meco gusho submitted to. Plastic optical fibre sensors for structural health. Illumination is the other important application area, which profits from the rapid improvement of lightemitting diodes. Ethercat coupler with id switch, plastic optical fibre the ek1541 coupler connects ethercat with the ethercat terminals elxxxx. Plastic optical fibre sensors and devices request pdf.
Unitnotestorage and operating temperature datasheet search, datasheets, datasheet search site for electronic components and semiconductors, integrated circuits, diodes and other semiconductors. Ethercat coupler with id switch, plastic optical fibre. Automobiles make the most use of plastic optical fiber. We introduce a gradedindex plastic optical fiber gi pof design for very shortdistance household applications, in which the transmission quality is predominantly determined by system noise rather than the loss and bandwidth. Fiber optics plays an important role in the field of communication to transmit voice, television. The purpose of this article is to provide the nontechnical reader with an overview of. Static and dynamic fatigue 10gbps and higher bit rate data transmission easy termination. Want to see whats the latest in technology, components and applications. Pdf plastic optical fibers pof have been overshadowed in the last decade by the success of glass optical fibers.
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