Starry night pro plus 8 is our fully featured flagship program, tailored for the astronomer who wants the very best inclass astronomy software and telescope control experience. Now an employeeowned company, we pride ourselves on an unswerving commitment to best quality products, value and unmatched customer care. All videos were of 60 seconds duration except for the last two which were 100 seconds. The difficulties in obtaining large glass disks of the necessary optical quality and the problem associated with their mounting preclude the use of this unconventional lens in large scale astronomical systems. Building my schupmann medial telescope wa2gufs jimdopage. Its also interesting how aberrations are controlled in this design. The idea that the objective, or lightgathering element, could be a mirror instead of a lens was being investigated soon after the invention of the refracting telescope. A meniscus corrector is a negative meniscus lens that is used to correct spherical aberration in imageforming optical systems such as catadioptric telescopes. Modas stands for modern optical design and analysis software. Power of the imaging lensmirror is such that it forms image of the front lens i. Autoguiding a telescope for deep sky astrophotography basic. Schupmann medial posted in atm, optics and diy forum.
I would like to hear from anyone that has made one. Updates for this software are available at their website, but newer versions allow updates through an application installed with the program. Optical design of compact unobscured groundbased diffractive. The main objective lens is a simple single element lens, which has a considerable amount of chromatic aberration. For a very large schupmann i recommend the all spherical design which is first the optical outline you posted. Fields initially containing calcd andor are bordered in red are always calculated and cannot be manually entered. It works by having the equal but opposite spherical aberration of the objective it is designed to correct usually a spherical mirror. The reflecting telescope was invented in the 17th century, by isaac newton, as an alternative to the refracting telescope which, at that time, was a design that suffered from severe chromatic aberration. Your eyepieces are the first accessories you should learn to use with your telescope.
Practical calculations for designing a newtonian telescope. It is this neglected telescope, along with its close relative the brachymedial, that this book describes in detail, along with an historical account, a discussion of the schupmann s role in modern amateur research, system principles and practical applications. Tvv3000 usb digital telescope camera digital eyepiece. Although reflecting telescopes produce other types of optical aberrations, it is a design that allows for very large diameter objectives. The stellafane links page is edited by jay drew of the springfield telescope makers.
Choosing the right optical design software is about more than just the software. Osa adaptation of the schupmann medial telescope to a large. In this paper, combining the flatfield relay mirror structure and schupmann achromatic theory, a design method for compact unobscured groundbased diffractive telescope with loose tolerance is proposed. It used a convergent planoconvex objective lens and a divergent planoconcave eyepiece lens. Starry night 7 professional astronomy telescope control software for macpc is a software that uses opengl and quick time to show a photo realistic night sky. With the assistance of an experienced zmax optical design software specialist our research revealed an airspaced design with almost equal internal radii. A dialyte lens sometimes called a dialyt is a compound lens design that corrects optical aberrations where the lens elements are widely airspaced. The 1meter swedish solar telescope citeseerx mafiadoc. It allows you to easily and quickly change any of the design parameters of the telescope and to see the results. The schupmann telescope, the story, design, construction and use of a neglected telescope type by james daley.
The seed that would eventually become mcgregor observatory was planted in june of 1987. The results from a ray trace of this design using the program oslo is shown. Adaptation of the schupmann medial telescope to a large. Here for the first time is a comprehensive discussion of the design and fabrication of these high resolution instruments. By using autoguiding software such as phd2 guiding, our computer can communicate with the telescope mount.
With great foresight, jim had built the tube oversized so he could also use it for his second schupmann, a 9 f11 design of the same focal length. The year 1984 marked my second attendance at stellafane. Also included are design prescriptions and construction information giving the advanced telescope maker a new world to explore. My name is massimo riccardi i am an italian optical designer and optician. Because the schupmann telescope forms a virtual image, a mirror arrangement is used. Phd2 guiding is the successor to phd guiding, which i used for several years before upgrading to phd2. The design was optimized using zemax with tiltangles for the field mirror and the schupmann mirror to allow installation of baffles to reduce straylight.
However, to circumvent these limitations, the schupmann lens was. Optical scheme of schupmann s medial telescope with main parameters. It is a telescope design software of the most popular telescope systems used by the. It ray traces the telescope checking for vignetting, optimizes diagonal size, calculates baffle size and position and more.
The design had no intermediary focus, thus resulting in an non inverted and upright image. The schupmann telescope, the story, design, construction. This would mean that the inside convex radius could be tested against the concave radius in the rear flint element. Telescope has been much more flexible in performing repurchase obligation studies than the software we previously used. Optical design of diffractive telescope system based on off. A series of computations with the sinclair optics oslo program resulted in a. All in all this design should obsolete the very good schupmann design as it has a wider better corrected field of view, no field tilt, no optics near focus and a much shorter tube about 56% as long. Esop repurchase obligation software telescope esop economics. Amateur telescope maker optical design and analysis software. Upon installation, please use serial number 783a36800007296416.
Employing but one glass type, this design, called a schupmann medial after its inventor ludwig schupmann, achieves amazing performance. See all formats and editions hide other formats and editions. The original design galileo galilei came up with in 1609 is commonly called a galilean telescope. Even rather exotic species just like the schiefspiegler or the schupmann medial are described, as well as astrographs and, last not least, the most interesting eyepiece designs in history and on the market. Early designs showed excellent nir performance but poorer performance at short. Optical design of diffractive telescope system based on. While i use some of these software titles, i am in no way endorsing one brand over another.
Orion 50 monster dobsonian telescope orion telescopes. This is why the guys at stellafane built a of this design. As i strolled around the old camping field, i happened across two gentlemen who were busily engaged in setting up a rather strange looking woodentubed telescope. It was schupmann s original design back in the 1890s that he calculated by hand. Software is key for deep space exploration industry. Telescope control software software free download telescope control software top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Employing but one glass type, this design, called a schupmann medial after. Member of the springfield telescope makers page last revised on tuesday october 01, 2019 with 62 new links added and 173 dead ones purged. For example, given the same focal ratio and eyepiece, a 20 inch aperture telescope shows an extended object, for example a galaxy. The simple recipe for the schupmann medial telescope is, therefore, nearly comafree front lens of the focal length desired for the system, small concave mirror placed at the lens focus, to reimage the front lens at a distance allowing for corrected both, spherical aberration and longitudinal chromatism.
Telescope optics is a compendium of optical information, geared to the intermediate to advanced amateur. The astigmatism introduced is cancelled by the appropriate tilt of the objective lens. The custom designer series is the only true custom made telescope that is manufactured anywhere in the worldit can be purchased in any configuration that you choosefrom all brass see all brass telescope, with any of our tripods, to leather covered black or brown main telescope tube and dew cap or with any of the wood coverings we. Celestron s free planetarium app is an astronomy suite that redefines how you experience the night sky.
According to the schupmann s achromatic theory, an optical design example of diffractive telescope with 0. A range of software tools were used to create the james webb space telescope. The schupmann telescope the schupmann is an unusual telescope in that it is a refracting telescope with nearly perfect correction for chromatic aberration without using any exotic glasses. The schupmann telescope, the story, design, construction and. Practical calculations for designing a newtonian telescope jeff beish rev. New innovations in the catadioptric design form have allowed small catadioptric objectives to be developed.
Here for the first time is a comprehensive discussion of the design and fabrication of a high resolution instrument that. During the initial stages of an optical design, many optical engineers take advantage. Developed by planewave, the cdk corrected dallkirkham is a revolutionary new telescope optical system that was designed to excel at imaging on large format ccd cameras while remaining an excellent instrument for visual use. The synopsys optical solutions group osg, formerly optical research associates ora, has been providing worldclass support to our code v customers for over 40years. It was schupmanns original design back in the 1890s that he calculated by hand. Shown below is a set of 16 images of jupiter obtained with a flea3 color video camera coupled to my 7.
Schupmann medial telescope amateur telescope optics. The classical schupmann medial telescope is free of the secondaryspectrum residual associated with large refractors. They are not critical to the design since the coma contributions of all three elements are zero. The mirror in the schupmann corrector can be replaced with a curved adaptive mirror, reducing the number of optical surfaces. Downloads and updates software registration contact information shopping cart.
The newtonian telescope design planner uses javascript to perform the mathematical calculations. The modulation transfer function mtf is greater than 0. The cdk corrected dallkirkham telescope is based on a new optical design developed by dave rowe. Perfecting the refracting telescope has frustrated lens designers and glass makers since the invention of the telescope. The retrofocally corrected apochromatic dialyte refracting telescope. Skyalign technology celestron telescopes, telescope. In most cases, there are many different versions of software that do a particular thing.
Johnsbury, vermont, was an avid amateur astronomer and telescope maker who was best known as master of ceremonies of the stellafane convention up to the time of his passing in 1988. Discover the ritchey chretien telescopes you need at telescopes. Youll find a wide selection of truss and optical tube options as well as astrographs. After optimization by optical design software zemax, the size of system is 720 mm. Additionally, two main models of telescopes enhanced the design of contemporary catadioptric telescopes. The goal of the design is to make an affordable astrographic telescope with a large enough imaging plane to take advantage of. Apr 14, 2012 the elbow design is not as well corrected off axis. Combining the schupmann achromatic theory, a compact unobscured diffractive telescope with loose tolerance is designed. Telescopesplus carries a variety of telescopes and accessories, astronomy binoculars and spotting scope and more. Jan 22, 20 galileo heard about the dutch telescope in june 1609, built his own within a month, and greatly improved upon the design in the following year.
The orion 50 dobsonian is larger than even the largest of the telescopes ever used by the herschel. Atmos optical design and analysis software is the creation of massimo riccardi, an italian advanced amateur telescope maker and designer. Aperture is the mirror diameter, determining the star magnitude reach of the telescope. It is principally intended for astronomy and astrophotography use. However, to circumvent these limitations, the schupmann lens was modified by replacing the refractive objective with a spherical mirror producing a new catadioptric lens configuration adaptable to largescale astronomy. Riccardi has considerable experience with telescope designing and glassworking. The mcgregor observatory, roof open, red schupmann telescope visible mcgregor, of st. The design parameters and performance data are given for an f5.
Envisage software click to download meades dsi camera control and basic image processing software. Dec 03, 2016 asi224mc astrohpotography book astronomy astrophotography autostakkert best beginner telescope best telescope book c270 deep sky download eclipse free software full moon hst hubble hubble space telescope juno jupiter light pollution live logitech c270 lunar m27 moon moon stacking moon stacking software nasa nebula night sky open cluster planet. To update any type of optics telescope into digital telescope and to increase the value of your telescope by adding powerful digital. Galileos best telescope magnified objects about 30 times. Ludwig ignaz schupmann 23 january 1851 in geseke, germany 2 october 1920 also in geseke was a german professor of architecture and an optical designer. The schupmann design, by requiring a large singlet lens, is of no interest for future very large solar telescopes but is an attractive concept for an evacuated meterclass solar telescope with adaptive optics.
The companion to the hubble space telescope will be launched into space to reveal the new secrets of the universe. Download the celestron pwi telescope control software. Schupmann questions atm, optics and diy forum cloudy. After optimized original structure parameters, the diffractive telescope system has a good performance with 39. Discussion approach to mirror cell design to design a mirror cell that will make your mirror perform at its very best, follow this procedure. The designed focal length is 400 mm, f number is 5, the working waveband is 612. This is accomplished by using a great piece of free software developed by stark labs. One must have optics made from precision pyrex or a similar material. Perfecting the refracting telescope has frustrated lens designers and glass.
Many successful medials are shown in a photo gallery, giving the builder a wealth of further ideas. Two versions of the planner have been developed one for netscape and one for internet explorer. Sharpcap is a simple toutilize webcam and astronomy camera capture software. The excellent performance of the telescope after correction by the schupmann system is shown in table 1.
The story, design, construction and use of a neglected telescope type hardcover 2007. Dec 25, 2008 the schupmann telescope the schupmann is an unusual telescope in that it is a refracting telescope with nearly perfect correction for chromatic aberration without using any exotic glasses. The optical path in the two kinds of schupmann telescope. So i am toying with the idea of making a schupmann. Osa adaptation of the schupmann medial telescope to a. Much more recent developments in the area of catadioptric dialytes lead into a system that combines exceptional correction level with overall design. Chapter 18 handbook of optics photonics research group.
Chapters 5 through 16 apply those principles to various telescope and accessory designs. Engineering, design and construction of portable newtonian telescopes, advanced telescope making techniques volume 1 optics, advanced telescope making techniques volume 2 mechanica, a manual for amateur telescope makers, amateur telescope making, the best of amateur telescope making journal, build your own telescope, the dobsonian telescope, how to make a telescope, introduction to lens design. Telescope control software software free download telescope. Using this method, a diffractive telescope with 80 mm aperture and 400 mm focal length is designed. The customer support has been great, and the staff is always helpful and willing to go the extra mile to make sure im able to perform an accurate series of projections. Browse the list below to find software that suits your needs. It is a telescope design software of the most popular telescope systems used by the amateur astronomers and telescope makers, including spot diagrams, ray fans, wave aberrations, diffraction analysis, optical layout, optimization, tolerancing, mirror testing and many other atm tools.
The classical schupmann medial telescope is free of the. Use the program plop to optimize the back support for the mirror pointing to the zenith use this mirror edge support calculator to analyze the edge support for the mirror pointing to the horizon. The schupmann telescope did not supersede or even compete with the classical. Schupmann questions atm, optics and diy forum cloudy nights. The design is used to save on the amount of glass used for specific elements or where elements can not be cemented because they have dissimilar curvatures. Starry night 8 astronomy telescope control software for. The objective and corrector cells he had originally made for his telescope were also available since they could not be used with the 9 f11 design. Hi all, have any of you made a schupmann telescope. Here for the first time is a comprehensive discussion of the design and fabrication of a high resolution instrument that is totally free of harmful color defects.
Schupmann medial atm, optics and diy forum cloudy nights. It ray traces the telescope checking for vignetting, optimizes diagonal size. The design for this schupmann medial was computed by ed olson and is shown below. Page links active as of may 21 10 sbig ccds homepage and latest software for ccd owners. Planewave instruments is committed to providing observatoryclass products for serious astronomers at an unprecedented value. Working in collaboration with optical engineer bert willard, jim developed and prototyped the design that would eventually inspire the efforts of the springfield telescope makers to make the worlds largest operational schupmann telescope. He is principally remembered today for his medial and brachymedial telescopes, types of catadioptric reflectingrefracting telescopes with mangin mirrors that eliminate chromatic aberrations while using common optical glasses.
The telescope software needs to know the exact orientation of the telescope in relation to the night sky in order to find the tens of thousands of. Ludwig schupmann explored designing and building telescopes incorporating a. Using of diffractive optical elements doe in the schupmann system offer a new way for the construction of ultralarge aperture telescope. The fresnel corrector, one of the does, is the key device in the schupmann system, which is used to correct the chromatic aberration introduced by the diffractive primary lens called magnifying glass. Planewave instruments technologies optical, mechanical. With skyalign, setting up and using a computerized telescope is faster and easier than ever before. I have some bk7 glass that i can cut a 6 maybe 7 disk from for the objective and a smaller one for the corrector. In general, this is preferred when inputting data into a lens design program or. Many years ago, after mastering my optical knowledge, i felt the need of a program. Small catadioptric objectives extend microscopy into the. The primary objectives were to be anything but difficult to use while watching and. By using the function of coordinate break in optical design software zemax, an unobscured diffractive telescope system based on offaxis three mirror eyepiece is realized. Modas stands for modern optical design and analysis software it is a telescope design software of the most popular telescope systems used by the amateur astronomers and telescope makers, including spot diagrams, ray fans, wave aberrations, diffraction analysis, optical layout, optimization, tolerancing, mirror testing and many other atm tools.