Computational imaging massachusetts institute of technology. Introduction to nonimaging optics covers the theoretical foundations and design methods of nonimaging optics, as well as key concepts from related fields. Instead, it is designed to concentrate radiation at a density as high as theoretically possible. Pdf edgeray principle of nonimaging optics researchgate.
The concentrator has a shape defined by drdphirtanalpha, where r is a radius vector from an origin to a point of reflection of a light edge ray 70 from a reflector surface 90 and phi is an angle between the r vector and an exit aperture 80 of the concentrator and coordinates r, phi represent a point on the reflector surface and alpha is an. We introduce a design methodology for nonimaging, singlereflection mirrors with polygonal inlet apertures that generate a uniform irradiance distribution on a polygonal outlet aperture, enabling a multitude of applications within the domain of concentrated photovoltaics. Freeform optical systems for nonimaging applications sistemas. Koshel, field guide to illumination optics, spie press 2007. Nonimaging optics isbn 9780127597515 pdf epub pablo g. You may be a researcher in some optical science interested in the core subject of this book. Early academic research in nonimaging optical mathematics seeking closed form solutions was first published in textbook form by w. The term nonimaging optics is concerned with applications where imaging formation is not important but where effective and efficient collection, concentration, transport and distribution of light.
Polarization properties of a multimoded concentrator. It is easy to forget that you, dear reader, may not be one of those who work inexactly the same field as we do. A prototjpical xampl is th concentration of a light beam with div2rgnc halfangl2 e and crosss2ctional area a1 into th2 minimum possible area a1 without loss of throughput or convrslj, th design of illumination sstms that convert a lambrtian source into a beam with divrg2nc halfangle e and no stray light. Nonimaging optical concentrators for lowcost optical interconnect robert p. He is the inventor of the compound parabolic concentratorcpc, a breakthrough technology in solar energy. Pdf nonimaging optics is the theory of thermodynamically efficient optics and as such, depends more on thermodynamics than on optics. Computation inherent in image formation 1 computing is getting faster and cheaper precision physical apparatus is not 2 cant refract or re. Historically, nonimaging optics that work as ideal concentrators have been discovered through such heuristic ideas as edge ray involutes, string method, simultaneous multiple surface, and tailored edge ray concentrator, without a.
Features a new and intuitive introduction with a basic description of the advantages. Combine the light of several leds into a single exit aperture while eliminating. Alternatively, you can add nobotsdenyinternetarchivebot to keep me off the page altogether. Nonimaging optics design that are functionals of the. Nonimaging optics 7 a few observations suffice to establish the connection. Presented 10 august 2008 at the spie annual meeting held in san diego, conference number 7059 nonimaging optics and efficient illumination systems v, roland winston and r. Nonimaging optics helps to solve this problem by adopting efficient techniques to achieve the maximum radiation with uniform illumination. The relatively young field of nonimaging optics is an ideal tool for designing optimized solar energy collectors and illumination optics and holds great promise in the development of solid stat. Non imaging optical concentrators for lowcost optical interconnect robert p. The sms nonimaging design method applied to imaging optics f.
Advances in ultrafast optics and imaging applications guy satat a, barmak heshmat, nikhil naik, albert redosanchez a, and ramesh raskar amedia lab, massachusetts institute of technology, cambridge ma, usa abstract ultrafast imaging has been a key enabler to many novel imaging modalities, including looking behind corners. The first applications for this type of concentrator were developed for solar collectors and secondary concentrator stages of solar power plants timinger 1996. Winston, high collection nonimaging optics, academic. Roland winston is the expert in this field and should do a very good job. The amount of material covered by chaves is enormous, ranging from the winston welford design method to kohler optics and to luminaries. Obviously, such preliminary solutions could later be optimized using more refined techniques described in ref. Designs which exceed the concentration attainable with focusing techniques by factors of four or more and approach the theoretical limit are possible ideal concentrators.
Govind agrawal nonimaging optics is very popular in the industry, and the book should do quite well if it is written from the point of view of an engineer. Roland winston is a leading figure in the field of nonimaging optics and its applications to solar energy, and is sometimes termed the father of non imaging optics. A note on fused fiber optics fiberdriven imaging innovations are not limited to flexible fiber. Cpv system with uniform irradiance solarlits mafiadoc. Optical design and characterization of solar concentrators for photovoltaics 4 ruption of the translational symmetry when the microstructured reflectors were introduced. Roland winston juan minano pablo benitez with contributions by narkis shatz and john c. Cerenkov radiation is a weak signal and has a limited angle of emission. The cpc was invented by roland winston in the mid1960, but it was not. This book provides a comprehensive look at the science, methods, designs, and limitations of nonimaging optics. Nonimaging optics has been used for detecting cerenkov radiation in a fission reactor in the 1960s. The nonimaging optical system, by definition, does not produce an image of the light source. The maps by hinterberger and winston are of considerable theoretical interest because they help to. Notably, we present singlemirror concentrators of square and hexagonal perimeter that achieve very high irradiance. Development of fresnelbased concentrated photovoltaic cpv.
It was concluded that structured reflectors are used at their largest benefit if they are applied in new concentrators designed for structures. A reliable optical design for the street light requests a precise optical model of the light source,, which is a cluster with 7. Taming light lawrence berkeley national laboratory. Winston, light collection within the framework of geometrical optics, j. Features a new and intuitive introduction with a basic description of the advantages of nonimaging opticsadds new chapters on wavefronts for a prescribed output irradiance or intensity, infinitesimal etendue optics generalization of the aplanatic optics, and kohler optics and color. Lakshminarayanan 8 19 february 2010 university of waterloo. Concentration of sunlight to solarsurface levels using. Optical design and characterization of solar concentrators. Roland winston is a leading figure in the field of nonimaging optics and its applications to solar energy. Nonimaging optics in solar energy synthesis lectures on. Nonimaging optics nonimaging opticsroland winston university of california, merced, cajuan c. Development of fresnelbased concentrated photovoltaic. Welford and roland winston in this groundbreaking book the optics of nonimaging concentrators. Jul 01, 20 basics of opical imaging non imaging optics 1.
This book is organized into 11 chapters that emphasize the application of nonimaging optics to concentrators for solar energy. Maps of transmitted and reflected rays in 3dcpcs is located. Simple solar lasers have been around for almost 30 years young, 1965. Historically, nonimaging optics that work as ideal concentrators have been. Winston enrico fermi institute and department of physics university of chicago chicago, illinois academic press, inc. The flowline or winstonwelford design method typically leads to optics which. Nonimaging optics departs from the methods of traditional optical design to develop instead techniques for maximizing the collecting power of concentrating elements and systems. Mergeoptics maintains partnerships with several leading german universities and research facilities, including the prestigious heinrichhertzfraunhofer institute in berlin, germany. Basic optical concepts 1 graduate school of tsinghua university a basic introduction to optical imaging tayyab farooq graduate school of tsinghua university shenzhen, p. Nonimaging optics is the theory of thermodynamically efficient optics and as such, depends more on thermodynamics than on optics. The term nonimaging optics is concerned with applications where imaging formation is not important but where effective and efficient collection, concentration, transport and distribution of light energy is i. High collection nonimaging optics covers the many developments and the wider range of applications of nonimaging optics. If necessary, add after the link to keep me from modifying it. One main problem preventing widespread use of sunlight.
I have just added archive links to one external link on nonimaging optics. Osa nonimaging polygonal mirrors achieving uniform. Nonimaging optics also called anidolic optics is the branch of optics concerned with the. Winston, high collection nonimaging optics, academic press, new york, 1989. Concentration threshold an overview sciencedirect topics.
Nonimaging optics is the theory of thermodynamically efficient optics and as such, depends more on thermodynamics than on optics i often tell my students to learn efficient optical design, first study the theory of furnaces. Optimized for radiative transfer from source to target. Nonimaging optics was d2vlop2d to solve a wllposd but narrow s2t of probl2ms1. The simultaneous multiple surface sms method in planar. Spie 7059, nonimaging optics and efficient illumination systems v, 70590b 2 september 2008. Minano b a light prescriptions innovators europe, edif. Unlike traditional imaging optics, the techniques involved do not attempt to form an image of the source. Historically, nonimaging optics that work as ideal concentrators have been discovered through such heuristic ideas as edge ray involutes, string method, simultaneous multiple surface, and tailored edge ray concentrator, without a consistent theoretical definition of what ideal means. Nonimaing concentrators were used to achieve high concentration for improving performance efficiency and the. Moreover, it also shows that common optical software may be useful for predesigning nonimaging optics systems, and providing firstguess solutions in a quick way. John koshel editor this book brings together experts in the field who present material on a number of important and growing topics including lighting, displays, solar concentrators. Nonimaging optics is the theory of thermodynamically efficient optics and as such depends more on thermodynamics than. This book is aimed at optical engineers and designers of all levels. Compliance monitoring tools development and implementation.
Nonimaging optics in luminescent solar concentration. Welford optics section department of physics imperial college of science, technology and medicine university of london london, england r. Sep 30, 2010 nonimaging secondary optics the regents of the university of california yes yes na 10 winston roland merced winston roland merced liquid light pipe with an aplanatic imaging system and coupled non. Nonimaging optics low and high concentration examples cpv trends and research multijunction solar cell efficiency test installations research and opportunities 2112009 photonic systems integration laboratory ucsd jacobs school of engineering. The approach provides a formalism that allows the design of optical devices that approach the maximum physically attainable geometric concentration. He is the inventor of the compound parabolic concentrator cpc, used in solar energy, astronomy, and illumination. Is the branch of optics which deals with transfer of light between a source and an object. Mergeoptics business objective is to specialize in highspeed optical products that are worldclass for both integration and performance. Imaging optics fundamentals gregory hollows director, machine vision solutions.
Roland winston and weiya zhang aplanatism and nonimaging optics, proc. Pdf the edgeray principle of nonimaging optics states that nonimaging devices can be designed by the mapping of edge rays from the. Winstons edgeray principle 5 applied to dioptric systems. Introduction to nonimaging optics chaves, julio download. Many designs for the cpv systems have been proposed since the birth of nonimaging optics in the 1970s by winston. We present the design and performance of a nonimaging concentrator for use in broadband polarimetry at millimeter. An application of the sms method for imaging designs. Roland winston is a leading expert in nonimaging optics and its applications to solar energy. Nonimaging optical concentrators for lowcost optical. Benitez is available at in several formats for your ereader. Techniques do not form an optimized nonaberrated image of source. Optical design of a butterfly lens for a street light based. Publication date 2005 note this books is a successor to high collection nonimaging optics published by academic press in 1989, and optics of nonimaging concentrators, published 10 years earlier, by w. Cassarly, spie short courses design of efficient illuminators sc011 and light source modeling sc345.
Chaves, introduction to nonimaging optics, crc press 2008. Thermodynamic origin of nonimaging optics spie digital library. Features a new and intuitive introduction with a basic description of the advantages of nonimaging optics. Nonimaging optics also called anidolic optics is the branch of optics concerned with the optimal transfer of light radiation between a source and a target. Winston, selected papers on nonimaging optics spie, new york, ny. Nonimaging optics was developed to solve a well posed but narrow set of problems 1. Design resources optical system optimization problems are generally too hard for the tools we have. The term nonimaging, isbn 9780127597515 buy the nonimaging optics ebook. Nonimaging optics is a subdiscipline of optics whose development over the last 3540 years was led by scientists from the university of chicago and other cooperating individuals and institutions. It begins with an indepth discussion on thermodynamically efficient optical designs and how they improve the performance and cost effectiveness of solar concentrating and. Soon after the first laser was built, people imagined machines that would convert sunlight directly into laser radiation. Nonimaging optics in lighting to reduce light pollution melissa ricketts, jon ferry, lun jiang, roland winston.
Nommaging reflectors as functionate of the desired irradiance. Concentration and illumination, osa handbook of optics, 2nd edition, vol 3, chap 2, mcgrawhill, new york 2001. When in max they observed some thin failure zones corresponding to the few detected back reflected rays. Advances in ultrafast optics and imaging applications. Designers rely on catalogs of starting points and search for systems that are close to. This fully updated, revised, and expanded second edition. Therefore, it is necessary to combine leds with a secondary optic to. Here, we provide a path to merge these two approaches by combining an lc architecture that enables highly directional emission together with a surfacemounted nonimaging optic and show that it increases the luminescent power delivered to a gaas photovoltaic cell by more than a factor of 3. New solutions using fusedfiber optics, which bake individual 10 micron, or smaller, fibers together into a loaf that can withstand extreme heat and have high vacuum integrity, are growing in popularity.
Design of light concentrators for cherenkov telescope. As is wellknown, the solar spectrum fits a black body at 5670 k almost 10,000 degrees fahrenheit now a black body absorbs radiation at all wavelengths, and it follows from thermodynamics that its spectrum the planck spectrum1 is uniquely specified by temperature. Diffraction and mode truncation combine to apodize. A member of the founding faculty of uc merced, he receive. Nonimaging optical gain in luminescent concentration. This revised edition provides updated fluid mechanics measurement techniques as. Pdf novel nonimaging optic design for uniform illumination.
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