Fiber optics lesson plans for stem teachers introduction stem or. Fibre optics optical fiber endoscopy free 30day trial. Also explore the seminar topics paper on free space optics with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016. Fiber optics technique for quality control and monitoring. Copper wires or other metals can copper wires or other metals can carry the same types of signals with carry the same types of signals with electrical pulses. Fiber optic network planning and design geospatial. The ftth business guide has become a major bestseller. Fiber optic cable products this catalog contains indepth information on the general cable line of fiber optic cable for voice, video and data transmission. Optical loss the amount of optical power lost as light is transmitted through fiber, splices, couplers, etc. Introduction to fiber optics what are optical fibers thin strands of pure glass carry data over long distances at very high speeds fiber can be bent or twisted fiber optic technology sources transmission medium detectors sources of light light emitting diodes lasers sources modulate electrical signals into optical signals mostly modulate at 850nm, 0nm and 1550 nm lasers. When tight buffered the individual optical fibre is covered directly with a layer of thermoplastic material or one or more. Ppt fiber optics technology powerpoint presentation free. The relative refractive index difference is also large than single mode fiber. The center most silica strand is the cone of the fiber with a refractive index1 of approximately 1.
Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. 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. It is widely recognized that 40 gbs data transmission rates impose very strict requirements on the fiber plant and. Recognize the advantages of the optical fiber compared to copper wire.
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. A 1991 experiment showed the possibility of data transmission over 21. The slide design has a hand over a blue background and the template has a grey background color. Optical fibers typically include a transparent core surrounded by. Disclaimer the information in this document is provided as a basis for discussion. An overview of macrobending and microbending of optical. Intrinsic fiber optic sensor has a sensing region within the fiber and light never goes out of the fiber. Define and understand the terms graded index, step index, and modal. May 03, 2020 get in touch with us if you need more information.
The incumbent eglass contains 5 to 6 wt% of boron oxide. Fiberlink and pure digital fiberlink receiving equipment use pintype photodiodes. The projection of the ray on the transverse plane is a regular polygon that is not. The fiber optic association is the professional society of fiber optics. Take a 2meter length or so of optical fiberpreferably a largediameter plastic optical fiberand make perpendicular cuts at both the ends. Demonstration of light guidance through optical fibers. Fiber optics this lecture numerical aperture of optical fiber allowed modes in fibers attenuation distortion modal distortion material dispersion waveguide dispersion last lecture fourier analysis temporal coherence and line width partial coherence.
The field of fibre optics communications has exploded over the past two decades. Within the business, we generally say fiber when we refer to the optical fiber itself, although some use it to mean a cable of optical fiber. Ph 0101 unit3 lect 6 fiber optics basic principles physical structure of optical fibre propagation characteristics of optical fibre unit iii lecture 6 fiber optics. The center of the fiber where the light is transmitted.
Everything you always wanted to know about optical. By jake lee introduction to fibre optics optical fibres are tubes made out of glass or plastic, that can carry information such as images along their length they are much more useful than traditional metal wires for carrying information, as it can be transported much quicker up 111 gigabitss and will not be affected by kinks in the wire. The obvious success of this guide was a big motivating factor in bringing together all working committees of the ftth council europe. Advantages such as light weight, high mechanical properties and resistance to aggressive and chemical agents, non invasive installation, low tooling and. Optical fiber carries much more information than conventional copper wire and is in general not subject to. The optical fiber is made up of two concentric cylindrical strands of silica surrounded by a plastic coating. Optical fibre cable manufacturing process optical fibres in a cable are normally protected in one of two ways, either being tight buffered or contained in loose tubes. Optical fiber powerpoint template is a free background for powerpoint presentations with an optical fiber image that you can download to decorate your presentations. Oct 01, 2011 the fiber optic association is the professional society of fiber optics. Information for teachers from the fiber optic association. Free space optics seminar report, ppt, pdf for ece students. Fiber optic connectors todays and future communication technology demands fast, efficient and safe performance in the data communication process.
Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Thin strands of highly transparent glass or sometimes plastic that guide light. Introduction to fiber optics what are optical fibers thin strands of pure glass carry data over long distances at very high speeds fiber can be bent or twisted fiber optic technology sources transmission medium detectors sources of light light emitting diodes lasers sources modulate electrical signals into optical signals mostly modulate at 850nm, 0nm and 1550 nm lasers give high intensity. Fibre optics free download as powerpoint presentation. Will this presentation make me an optical engineer. In connection with the european digital agenda, european commission prepared set of directives to fulfil its requirements. Optics and optic coatings are easily chipped andor scratched. Multi mode fiber it allows a large number of modes for light ray travelling through it.
An overview of macrobending and microbending of optical fibers. Winner of the standing ovation award for best powerpoint templates from presentations magazine. 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. A free powerpoint ppt presentation displayed as a flash slide show on id. Use of finger cots or powder free surgical gloves while handling fiber optic cables, to help ensure cleanliness. Structure of optical fiber working principle of optical fiber optical. It was founded in 1995 by a dozen fiber optic professionals who felt fiber optics needed an organization to promote a higher level of competence among fiber.
Brief flow of presentation introduction what are optical fibers. Toolbox to prepare fttx construction pack as printable documents, including. Light losses in fibres fibre is a transparent cylinder made of a dielectric. Conec manufactures an extensive fiber optic connector product line. A geospatially enabled fiber management system the solution to these problems is an information system that integrates both the design and asset. This is achieved in a variety of ways but education, and in particular through our bestpractice publications, forms a key part. Communications infrastructure upgrade the need for deep fiber 04 deep fiber is the next front in the battle to lead the world in internet speed and capacity unlocking the full potential of 5g in the united states rests on a key assumption. Optical fiber presentation free download as powerpoint presentation. Preventive maintenance of fiber optic cables and optics. An optical fiber is a long thin strand of impurityfree glass used as a transport medium for data. Today fiber optics is either the dominant medium or a logical choice for every communication system. They are related to doped fiber amplifiers, which provide light amplification without lasing.
Fundamentals of fiber optic systems optical fibers guide light waves within the fiber material because light rays bend or change direction when they pass from one medium to another. It is also referred to as lspm for light source and power meter. Whenever you read an article or talk to someone about fiber optics, you need to know the point of view of the writer. It was founded in 1995 by a dozen fiber optic professionals who felt fiber optics needed an organization to promote a higher level of competence among fiber optic personnel through training and certification. Explore free space optics with free download of seminar report and ppt in pdf and doc format. The goal is to put fiber optics and communications into context and show how they go together. An introduction to the fundamentals of pmd in fibers. Fiber optic network planning and design geospatial network. On the job, mike routinely works with fusion splicers, optical power meters, and laser sources and detectors, as well as with optical spectrum. Optical fiber carries much more information than conventional copper wire and is in general not subject to electromagnetic interference. There is signal degradation due to multimode dispersion. Fiber optic ppt pdf optical fiber transmission medium scribd. Identify the basic components of a fiber optic communication system.
Optical fiber optical fiber or fiber optic refers to the medium and the technology associated with the transmission of information as light pulses along a glass or plastic strand or fiber. Fiber optics is an exciting field, and the demonstration exercises that follow are sure to kindle ones interest in this fascinating area. The field of applied science and engineering concerned with the design and application of optical fibers is known as fiber optics. Fibre is an integral part of modern day communication infrastucture and can be found along roads, in buildings, hospitals and machinary. Many telecom operators take part in the announced competitions being conducted under domestic operational programmes.
Calculate the refractive index of a transparent material analyze and compute fiber power losses. At the same time ethernet and fibre channel fc transmission protocols that are used in local area networks lan and in metropolitan area networks man have reached 10 gbs data rates. The background he received, especially in the area of fiber optic testing and measuring, has proven to be invaluable in his daytoday activities. The detector of the optical signal is either a pintype photodiode or avalanchetype photodiode. Fiber optic cables shall be installed in accordance with necafoa 301,standard for installing and testing fiber optic cables. The basic law of light guidance is snells law figure 5. Pdf introduction to fiber optics theory researchgate. Two generic types of eglass ref 6 are known in the market today. Use ofneis is voluntary, and neither the national electrical contractors association nor the fiber. Stringent environmental regulations require the addition of costly emission abatement systems to eliminate boron from the offgases of boroncontaining melts. Joining lengths of optical fiber often proves to be more complex than joining electrical wire or cable and involves careful cleaving of the fibers.
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. You hear about fiberoptic cables whenever people talk about the telephone system, the cable tv system or the internet. Introduction to fiber optics the equipment, tools and cabling that comprise a fiber optic link, how they work and their advantages over traditional copper. Large and complex databases all interconnected must be able to receive and transmit data without outside interferences. The 4th edition, produced in 2012, had a following of more than 15,000 readers either online or in the printed version. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that. Fiber laser a fiber laser or fibre laser is a laser in which the active gain medium is an optical fiber doped with rareearth elements such as erbium, ytterbium, neodymium, dysprosium, praseodymium, and thulium. Communications infrastructure upgrade the need for deep fiber. I start with a personal commentary about the turbulent. The purpose of this article is to provide the nontechnical reader with an overview of.
In the uk, its fibre optics, sometimes its fiberoptics or fibreoptics as one word. Optical fiber presentation optical fiber transmission medium. Ed jim hayes jim hayes optical fiber optical fiber fiber v. Standard for installing and testing fiber optic cables. An optical fiber communication system mainly consists of the following parts as shown in figure. The outside optical layer of the fiber that traps the light in the core and guides it along even through curves. Consider two dielectric media with different refractive indices and with n 1 n 2 and that are in perfect contact, as shown in figure 5. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Ppt fiber optics powerpoint presentation free to download. Copper optical fiber transmits light pulses optical fiber transmits light pulses can be used for analog or digital can be used for analog or digital transmission transmission voice, computer data, video, etc. Such amplifiers, operating in cband 1 5301 565 nm, were developed after 1985 and became available commercially by 1990. This information does not necessarily represent the official position of the ftth council europe.
It follows a helical trajectory confined within a cylindrical shell of radii r and a. Only fresh dry spectroscopic grade methanol or isopropyl alcohol should be used as a cleaning solvent. Installation guide for optical fibre cable edition 05. Macrobending has been understood since the early days of fiber optics, and test methods and specifications have been in place since singlemode fiber was introduced commercially in the early 1980s. Optical loss test set olts tester comprised of fiber optic power meter and test source used to test the loss of components or cable plants.
The product and technical sections feature the latest information on fiber optic cable products, from applications and construction to detailed technical and specific data. Cfo 301 standard for installing and testing fiber optics management, security or fire alarm systems, or any other communications link. You can use this optical fiber template for communication presentations in power point but also to decorate. Schoolphysics is an online resource base for all 11 to 19 year old physics and science students and their teachers. The core diameter is 40um and that of cladding is 70um. The core to cladding ratio is maintained from the preform to the fibre. The mission of the ftth council europe is to support the rollout of fibre access networks to homes and businesses. This is a good description as long as the waves do not pass through small openings compared to. Ppt fiber optics technology powerpoint presentation. An introduction to fiber optics 5 the receiver converts the optical signal back into a replica of the original electrical signal. Na is an important factor in light launching designs into the optical fiber.