Some highlights of my 48 year so far career in optical design. I really enjoyed reading robb whites book up periscope. At that time, there was no such thing as optical lens design, so the shape of the lens. Periscopic definition of periscopic by merriamwebster. Assemble a foursided chamber by alternating the placement of the 3 x 15inch and 3. The problems of photographic lens design, creating a lens for a task that would cover a large, flat image plane, were well known even before the invention of photography due to the development of lenses to work with the focal plane of the camera obscura. Automatic and quasiautonomous computational methods and techniques is the first book that interactively describes the newest modern lens design tools. Oct 03, 2018 but all of these software packages share one critical flaw. A periscope is an optical instrument that uses a system of prisms, lenses, or mirrors to reflect images through a tube. Heres another conceptual project from shenkar college of engineering and design student yaniv berg see his coffee machine in our earlier story, this time a. No need to install any software apps or any mechanical installation. Detailing design methods for a variety of lens forms, this book shows that fixed focus and zoom lenses can be optimized, starting from planeparallel surfaces, in a brief time on a. This book does not replace introduction to lens design, it is inteneded to be used along with it for the lens design theory. Physics stack exchange is a question and answer site for active researchers, academics and students of physics.
Submarine periscope lens submarine periscope lens rarity fine. Structural design considerations dictate a maximum periscope diameter of 7. Another reason is that these systems generally have many lens surfaces and a large distance between lens groups. Basically, the contents cover the human eye, with details on parameters that have an impact on visual design, and several. Improved design resulted in a double tube, the outer to resist pressure and the inner to house the lens systems. Diy super mini telescope how to make at home homemade refractor. Table 1 compares the performance in the visible spectrum of a 25 x 50mm calcium fluoride caf 2 pcx lens with a comparable meniscus, along with the infrared performance of a 25 x 50mm germanium ge pcx lens with a comparable meniscus lens. Optical design for visual systems contains very little heavy mathematics, making it very fast to read. The optics included in this kit are not precision grade and may include small chips, scratches, or marks. Knowledge center application notes optics advantages of using meniscus lenses in infrared applications. At the bottom of the periscope, the light strikes another mirror and is then reflected into the viewer. Field guide to lens design 2012 bentley publications. Periscope jose diniz 22,5cm x 22,5 cm 74 pages 54 images isbn.
What you are trying to do is build the combination is a terrestrial refracting telescope and a periscope. We exploit the phenomenon of total internal reflection when designing light. The inside diameter of the tube is 5 inches minus 12 inch, or 4 12 inches. It is seen from the preceding section that there are definite limits in periscope design.
Gentle introduction to optical design and lens design. This in turn leads to a limitation on the diameter of the internal optics of about 100 mm 4 inches. The lens, lensholding ring, supporting tube, and so forth take up another 12 inch of diameter, leaving about 4 inches free for the objective. Specifications description accessories resources related products contents of kit. The result a strong shelf presence in the specialty food area along with a proud new zealand identity that still retains the original red kea cookies branding. Dec 19, 2006 a new cdrom accompanies this edition, offering extensive lens prescription data and executable zemax files corresponding to figures in the text. This book was published in 2014, launched in brazil, united states and france in parisphoto. While advancements in the field over the past two centuries have done much to transform it from the former category to the latter, much of the lens design process remains encapsulated in the experience and knowledge of industry veterans. Light from a distant object strikes the top mirror and is then reflected at an angle of 90 degrees down the periscope tube. Heres how to build one with your kids or for yourself, if you. The germanium lenses exhibit a significant reduction in spot size when a meniscus shape is used.
The book is beautifully designed and printed in such a way that sometimes one image will flow over from one page to the next. If i hadnt looked at the spine label on it, i might not have known that it was fiction because the people and. About this book this volume and the accompanying synopsys software on minicdrom is a supplement to joseph m. Detailing design methods for a variety of lens forms, this book shows that fixed focus and zoom lenses can be optimized, starting from planeparallel surfaces, in a brief time on a modern fast pc compared to traditional tools that. This book of 54 images, one flowing into the next and then into the next, is quite literally immersive and dreamlike. There is no shortage of lens optimization software on the market to deal with todays complex optical systems for all sorts of custom and standardized applications. Innovative design lens with magnetic ring allow instant application. Sasian optical sciences center university of arizona tucson, arizona 85721 usa abstract lens design is a widely spread field of optical engineering and virtually all opticaldevices that are manufactured involve some lens design. Introduction to lens design with practical zemax examples by. Detailing design methods for a variety of lens forms, this book shows that fixed focus and zoom lenses can be optimized, starting from planeparallel surfaces, in a brief time on a modern fast pc compared to traditional tools.
At some elevated temperature, the lens in either design may be free of axial. One of the biggest difficulties with the periscope in its infancy was that the rotation of the upper prism caused the image to be seen upside down. The following pages deal mainly with submarine periscope optical design. The computer program oslo was used to design the work, but the writeups are programneutral. Up periscope by robb white meet your next favorite book. While the sub periscope possesses unique characteristics overall, its optical design is very repreentative of a much broader class of periscopelike instruments such as armored vehicle sights. Internally though, the components make a 90degree right turn after the lens cover, and the zoom lens components and cmos sensor are arranged horizontally. Po box 8270, symonds street, auckland 1150 find us at. You should be able to see the lens elements in the image below from the sensor at the bottomright to the front element at topright. Highlights of my 48 years in optical design slideshare. Gearys introduction to lens design, a text that has meet with wide acceptance in. But all of these software packages share one critical flaw. Synopsys is a fullfeatured, professional level optical design program that users of this book can run in demo mode.
As the design of the periscope is straight forward so you need to look up terrestrial refracting telescope to get some idea of the linear dimensions between lenses and the focal length of the lenses. Graphic design for all communications and advertising. Combination order for dilworths synopsys supplement and gearys introduction to lens design two books. Magnet stickon periscope lense for iphone and camera. Garnet publishing ltd, 8 southern court, south street, reading, berkshire rg1 4qs. It is shown in most basic books on optics see references listed at end of this. Periscope is an imprint of garnet publishing ltd, a limited company registered in england and wales. When i was 16 years old i got conradys two books on lens design. It was a very realistic book based off of battles that happened in the pacific during world war ii. New huawei phone has a 5x optical zoom, thanks to a. Featuring over 700 references, equations, tables, and drawings, this highly lauded and bestselling reference emphasizes practical designs of over 30 lens systems, including singleelement, twoelement achromats, airspaced triplets, projection lenses, and sophisticated wideangle and zoom lenses.
A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct lineofsight observation from an observers current position in its simplest form, it consists of an outer case with mirrors at each end set parallel to each other at a 45 angle. If youre new to periscope, we recommend clicking here to begin your journey. Mirrors 2, periscope template 1, and lens cloth 1 note. These are the subjects of this gentle introduction. While the sub periscope possesses unique characteristics overall, its optical design is very repreentative of a much broader class of periscope like instruments such as armored vehicle sights. Smith, and optical system design robert fischer, introduction to lens design. The ultimate guide to lens design using the classic. Apr 02, 2020 a periscope allows you to look over at objects or people from around a corner, or from a higher vantage point than normal. Continuing the bestselling tradition of the authors previous books, lens design, fourth edition is still the most complete. Theyre also for landlubbers and wouldbe secret agents. Oppo reno tenaa listing tips specifications, video details. While modern submarines and other hightech vehicles usually use a more complex system of prisms and lenses, the basic mirror periscope described below is easy to make at home, and provides a clear enough image that it was.
At the other end of that link, youll find a stepbystep guide to using the app including. Diy super mini telescope how to make at home homemade. Conceptual lens design by the masters, without using expensive software, but a spreadsheet. Innovative design lens with magnetic ring allow instant application the use is so simple, just have the sticky metal ring on your phone, then whenever you want to use the periscope, just put it on the sticky metal ring, then you can have a periscope lens for your camera phone. With practical zemax examples joseph geary, are all great books, just to name a few. The trick to huaweis 5x optical zoom is that it uses a periscope design. Oppo reno tenaa listing tips specifications, video details periscope camera design.
As the design of the periscope is straight forward so you need to look up. Continuing the bestselling tradition of the authors previous books, lens design, fourth edition is still the most complete and reliable guide for detailed design information and procedures for a wide range of optical systems. For periscope systems, this principal plane is usually well within the body of the periscope, giving an apparently short neardepthoffocus distance. Although being a relatively short book, after reading it i found myself returning to the book many times to verify my interpretations of it or to compare performances. The overall design of the classical submarine periscope is very simple. Submarine with its periscope above the water surface my first job after college, in 1966. Aug 18, 2010 heres another conceptual project from shenkar college of engineering and design student yaniv berg see his coffee machine in our earlier story, this time a digital slr camera where the lens. Jun 10, 2008 the periscope lens in the context of a compact camera is a lens with most of its axis running along the lengthheight of the camera, it is used so that the lens doesnt protrude from the body.
Publishing industry library and information science science and technology, general. Periscopic definition is providing a view all around or on all sides. The ultimate guide to lens design using the classic spreadsheet method. Therefore, this book can be used with any lens design software. A periscope is an optical instrument that uses a system of prisms, lenses or mirrors to reflect images through a tube. Wollastons periscope was the first documented lens that considered optical performance. Sep 27, 2016 a refracting telescope also called a refractor is a type of optical telescope that uses a lens as its objective to form an image also referred to a dioptric telescope. In lens design with large computers, proceedings of the conference, institute of optics, government superintendent, rochester, new york.
During world war ii 19391945, artillery observers and officers used specificallymanufactured periscope binoculars with different mountings. The periscope rifle also saw use during the war this was an infantry rifle sighted by means of a periscope, so the shooter could aim fire the weapon from a safe position below the trench parapet. The process of designing lenses is both an art and a science. Simply attach the adhesive metal ring to the phone camera orifice, then attach the periscope lens as needed when your photography needs strike. It comes with software that supplies starting solutions for computer optimization programs lens. Pdf optimization design of periscope type 3x zoom lens design. Steinheil 1865 as two single meniscus elements about a central stop. The invention of the camera in the early 19th century led to an array of lens designs intended for photography. This form of periscope, with the addition of two simple lenses, served for observation. Periscope lens is specially design to increase the fun, functionality, and versatility of your phone camera. The design has a flat field and the symmetry is good for coma. From the outside, it looks like a normal camera setup, albeit with a funky square camera opening. One of the best things about this book was how real everything seemed.
Other photographers have used similar approaches, halfin, halfout of the water rinko kawauchi and andreas mullerpohle come to mind immediately, but they work. For someone who wants to be a bit different or maybe play superspy, the magnet stickon periscope lens allows users to keep their phones down while being able to view images in front. The refracting telescope design was originally used in spy glasses and astronomical telescopes but is. Rudolf kingslake has some brief comments on the periskop lens in his book a history of the photographic lens. A periscope allows you to look over at objects or people from around a corner, or from a higher vantage point than normal. We pushed for a very iconic kiwi design to really emphasise the native kea and its playful nature.
The introductory course has evolved from material in the books lens design fundamentals by rudolf kingslake and the art and science of optical design by robert r. Modern lens design mcgrawhill professional engineering. Cost 560 1,120 collection treasure hunter chat link. Periscope had the delightful task of renovating the kea cookies brand across 10 flavours. However, using a periscope architecture lets designers arrange the lens and sensor in such a way that lens element have more space to move, thereby extending the optical zoom range significantly. Phone 09 300 5065 and ask for mark or grant brothers, designers and owners. The periscope lens in the context of a compact camera is a lens with most of its axis running along the lengthheight of the camera, it is used so that the lens doesnt protrude from the body. Advantages of using meniscus lenses in infrared applications.
Mar 08, 2008 rudolf kingslake has some brief comments on the periskop lens in his book a history of the photographic lens. Optical design for visual systems spie digital library. The submarine periscope is typically made up of three distinct optical modules. If a phone has a periscope telephoto lens, it can provide a hybrid zoom range of 10x or even higher depending on the tunnel length and lens element arrangement. The book won top 10 by icp international center book periscope on vimeo. While modern submarines and other hightech vehicles usually use a more complex system of prisms and lenses, the basic mirror periscope described below is easy to make at home, and provides a clear enough image that it was widely used for military purposes well into the. Oppo periscope 5x optical zoom for smartphones in reply to braysghost mar 2, 2017 yes, if implemented well, this could be the final nail in the pointandshoot camera coffin. Diy super mini telescope how to make at home homemade refractor vitalius space. Discover the 39 remarkable photographers making the best new photography from around the world. Lens design fundamentals rudolf kingslake, applied optics and optical design part 1 and part 2 a. Automatic and quasiautonomous computational methods and techniques is the first book that interactively describes the newest modern lens. Innovative design lens with magnetic ring allow instant application the use is so simple, just have the sticky metal ring on your phone, then whenever you want to use the periscope, just put it on the sticky metal ring, then you can have.
A periscope is an instrument for observation over, around or through an object, obstacle or. A periscope includes two mirrors or reflecting prisms to change the direction of the light coming. Introduction to lens design with practical zemax examples. In this book the working fundamentals and lens design principles are. Our hope is to give you a flavor of what is involved.
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