Skopar lens design books

Discuss in the third party lens talk forum manufacturer description. My favorite features of the lens, or at least the main factors that played a role in the decision to get the voigtlander color skopar 20mm were its compactness and relatively short minimal focusing distance. When mounted on a 35mm ff sensor camera, it will give you an ff equivalent focal range of 35mm. A concise introduction to lens design, including the fundamental theory, concepts, methods and tools used in the field. Voigtlander vitomatic iib from the focal plane to infinity. Model ii, had the colorheliar or colorskopar in a synchrocompur shutter or a colorskopar in a prontorsvs shutter rare. The construction concept has found applications from large format down to minox size.

Sharp multicoated optical designs the same optics as the same voigtlander. In practice i mainly use this lens in daylight at f8. Probably because this voigtlander lens is only f4, which is far easier to design and manufacture than trying to push things with the modern f2. The lens is generally the most expensive and least understood part of any camera. Read on if you want, or just go get one and start shooting. Triplet lenses have a unique look i have several cameras with triplets that i enjoy. This book is superb because it lays out different lens design forms suitable for different fnumber and fov. Lenses for design describes and explains the unique, creative process of american industrial designer and educator, josh owen. Its optical design includes one aspherical element and one low dispersion element, which help to minimize both spherical and chromatic aberrations in order to. The original ultron 40mm f2 aspherical sl lens was announced back in 2002 see ebay listings. The types of optical systems in a lens designers toolbox. The process of designing lenses is both an art and a science. With the bessa r4mr4a cameras that have a builtin bright frame for 21mm, the necessity to use an external viewfinder is eliminated.

Jan 07, 2018 in practice i mainly use this lens in daylight at f8. Introduced in 1902, it was created by paul rudolph, from carl zeiss. Lens design was more conceptual in the early days of lens design since computational lens design had not been developed. Buy and sell used voigtlander camera lenses at keh camera. After all, voigtlanders slogan was because the lens is so good. Skopar, color skopar tessar nearly all lenses made, regardless of design, since 1900 are anastigmats. Voigtlander lenses of this period, especially the heliar, are often touted for. Voigtlander is an optical company founded by johann christoph voigtlander in vienna in 1756 and. He and merte from zeiss en gaged in a small scientific battle about. Again, its inherent depth of field means that scale focusing can still be used to great effect, allowing quick shooting when pre focused. Ray tracing and aberration theory was invented during this period. Aug 17, 2017 today cosina announced a new voigtlander ultron 40mm f2 sl ii s manual focusing lens for nikon fmount that will replace the previous version from 2012. Interchangeable, vitessa t original lens range was quite limited colorskopar 502. As this image shows, the color skopar is capable of impressive.

Browse the amazon editors picks for the best books of 2019, featuring our. In this book, rudolf kingslake traces the historical development of the various types of lenses from daguerres invention of photography in 1839 through lenses commonly used today. According to rudolph kingslakes history of the photographic lens, the reason for the update may have been that the first version suffered from excessive astigmatism and a large petzval sum curvature of field. I like the rendering and in focus area of the skopar a lot.

No matter what youre looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. A book of lenses shows that the same basic principles of psychology that work for board games, card games and athletic games also are the keys to making topquality videogames. During the 20th century the skopar and color skopar lenses became the. Aug 06, 2007 the color skopar arrived in aout 1951 and was also a 4 element design with a slightly different curvatures and higher refrative index glasses. Even though it is one of the least expensive lenses in the range, the 25mm f4. Happily there is a great deal of front lens cap interchangeability between the various voigtlander sc lenses. Deachromatizing a lens is a way to gain what is said to be a very pleasing soft focus effect in blackwhite. My example has the prontorsv shutter, which tops out at 0 as opposed to 1500 of the available synchrocompur, mounting a nice example the highly regarded colorskopar lens a frontcell focusing tessarformula design, an 80mm f3. Voigtlander vito b from the focal plane to infinity. Anastigmat is an achromatic lens used to reduce or eliminate astigmatism designed specifically for photographic applications. The art of game design a book of lenses jesse schell carnegie mellon university amsterdam boston heidelberg london new york oxford paris san diego san francisco singapore sydney tokyo morgan kaufmann publishers is an imprint of elsevier.

Camera types list of companies glossary source books. Free local pickup is available from our warehouse in louisville, colorado or other agreed upon location. New voigtlander ultron 40mm f2 sl ii s lens for nikon f. It really is like using a point and shoot most of the time. 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. Its a rule that 1 aspherical surface replaces a full lens element in a full spherical design, so this lens can be compared to the 8 elements of the summiluxr.

One day i spotted a job lot sale consisting of a voigtlander bessa l, 15mm, 25mm and a chrome 50mm f2. It produced the petzval photographic lens the fastest lens at that time. Bokeh ratings and lens awards well, this is possibly the silliest and potentially least useful thing ive ever done in my life as a photowriter, but ive decided to publish my personal list of bokeh ratings. Click stop aperture movements at halfstop intervals makes subtle adjustments in exposure or depthoffield easy. Interchangeable, vitessa t original lens range was quite limited color skopar 502. Buy and sell used voigtlander camera equipment at keh camera. Difference between skopar lenses photography forums.

This version heliar, as shown below, is no longer symmetrical in design. Lenses using tessars design reached the order of millions of units and equipped all kinds of cameras. I do not believe the bessa ii was ever offered with a triplet. Vintage voigtlander vito iia 35mm folding rangefinder film camera, color skopar 50mm f3. The mlens design is totally connected to that so part of their genius is designing very fast lenses withing a size constraint and reaching an extroardinarily high optical standard as seen with the lux 50mm asph. Still today is regarded as a very high quality lens, and the name skopar is still used in modern lenses made by cosina in japan. Jan 23, 2014 build quality is typical of voigtlander of the period, which is to say excellent and attentive to detail.

Reviews, news, data, and techniques for mirrorless cameras of all brands, since 2009. This edition has been thoroughly updated and contains integral coverage of soft lenses. They are easy to find and move by feel, just like leica lenses. His designs combine clarity of purpose and functional efficacy with emotive and tactile qualities that will prove instructive and. Field guide to lens design 2012 bentley publications. Modern lens design mcgrawhill professional engineering, warren j. Voigtlander sc front lens caps happily there is a great deal of front lens cap interchangeability between the various voigtlander sc lenses the sc 214, 254, 283. As a result the vito b won many friends for voigtlander.

Get answers to your questions in our photography forums. From an early lens still being manufactured for use in lowcost cameras to designs made possible through such innovations as lens. This title is directed primarily towards health care professionals outside of the united states. Project by project, owen illustrates and decodes his philosophy and approach to design invention and problem solving. It is smaller than the very substantial tamron sp 1530mm f2. In the new version cosina changed the helicoid ring, while keeping the same optical design. You could also have the cv214 coded on the lens itself and set the camera to automatic lens detection. Save up to 40% off retail price and get a 180day warranty. I normally resist optical engineering focused books about lenses because. Model iii, had the builton accessory shoe, duel format w inserts for 6x4. The cyan corners arent likable at all, so leica did a good job to create a profile for this lens. Jan 01, 2006 this title is directed primarily towards health care professionals outside of the united states.

Lens design optical sciences and applications of light. The voigtlander 25mm snapshot skopar is an unusual lens that wont suit. Voigtlander was a significant longestablished company within the optics and photographic. The color skopar arrived in aout 1951 and was also a 4 element design with a slightly different curvatures and higher refrative index glasses. Are voigtlander lenses really inferior to leica lenses. Voigtlander is an optical company founded by johann christoph voigtlander in vienna in 1756 and is thus the oldest name in cameras. Good game design happens when you view your game from many different perspectives, or lenses. Tessar is probably the lens design most produced ever. Below is a list of original voigtlander lens designs in all variants. Serial no 1145186 voigtlander is known for producing well thought out and crafted cameras and the vitessa t is a fine example. I am sad to say voigtlander sc lenses for classic nikon and zeiss contax. Model ii, had the colorheliar or color skopar in a synchrocompur shutter or a color skopar in a prontorsvs shutter rare. Today cosina announced a new voigtlander ultron 40mm f2 sl ii s manual focusing lens for nikon fmount that will replace the previous version from 2012. This voigtlander 21mm f4 works as well or better than the leica lenses, and is a fraction of the size, weight and price.

Voigtlander vito b, vintage analogue rollfilm camera, lens. By limiting the maximum aperture to a practical size, the lenses realize both compactness and high performance. Book depository books with free delivery worldwide. There is no free lunch of course but it depends on each lens and copy of it actually. Voigtlander switched to another fast lens design, the heliar, a symmetric lens. Voigtlander vito b, vintage analogue rollfilm camera. The snapshot skopar is an allmetal lens body, lens cap, hood.

Different versions of the class of lenses are presented and can be used to form a practical startingpoint base for many types of lens. It may be your repair man is thinking of the heliar lens type which had at vaious times 4 or 5 elements but some of the early 5 element designs are regarded as being triplets with added elements to get. The tessar is a famous photographic lens design conceived by the german physicist paul rudolph in 1902 while he worked at the zeiss optical company and patented by zeiss in germany. By setting the focus at 3m im good from infinity down to about 1. Aug 16, 2014 the cyan corners arent likable at all, so leica did a good job to create a profile for this lens. By setting the lens detection to manual and by selecting the 212. Etsy is the home to thousands of handmade, vintage, and oneofakind products and gifts related to your search. By examining the examples of relatively simple lens designs, it is actually easier to dissect why the lens designs are the way they are.

402 772 207 349 1241 66 1463 190 276 1347 926 818 1076 34 361 1078 1330 294 266 555 566 704 134 737 612 438 605 945 1163 239 345 651 1253 1485 1235 758 639 1460 233 383 1024