How to use telescopes in a sentence

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Sentence Examples He subsequently became the most successful London manufacturer of Gregorian telescopes, which were named after their original inventor. Surprisingly, x rays do not penetrate Earth's atmosphere, so astronomers must place x-ray telescopes in space. Over the past 20 years sinus surgery has become a more precise and refined procedure due to the introduction of telescopes and CT scans. Because he believed that refraction inevitably produced coloured fringes, he advocated reflecting telescopes, and made one. Later on, great reflecting telescopes were used to probe the mysteries of the Universe. It was due to him that reflecting telescopes of sufficient accuracy and power to be useful in astronomy were developed. Isaac Newton proposed using a curved mirror, rather than a lens, to magnify the heavens, and reflecting telescopes are nowadays the norm. Unlike conventional reflecting telescopes, Herschel's telescope mirror is being made from a novel ceramic material called silicon carbide. Today, there are reflector telescopes which allow the viewer to get a clearer view of clusters and nebula. Its space segment will be composed of a group of X-ray telescopes based around one of the libration points or Lagrangian points. Even with this disadvantage, the altazimuth mounting will be the primary mounting for very large telescopes to be constructed in the future. The Dobsonian design is the most popular type of altazimuth mounting used on astronomical telescopes. All are fully-steerable altazimuth telescopes capable of pointing and tracking over zenith angles from 1 to 60 degrees. Large aperture reflecting telescopes tend to be a favorite of astrophotographers for their light-gathering ability. The students use their telescopes for planetary and lunar viewing as well as some basic astrophotography. Only the professionals could afford the large telescopes and complex support gear required for modern astronomy and astrophysics. A table saw and miter saw will allow two persons to prepare parts for over a dozen telescopes in well under an hour. Hubble can detect objects as faint as thirty-first magnitude, which is comparable to the sensitivity of much larger Earth-based telescopes. Before the ETX, Maksutov telescopes were elevated to an almost mythic status. Back then they were simply known as Russian Maksutov telescopes, there were no manufacturer's names on them. Show More Sentences He was particularly famous for his optical instruments, such as the lenses used in telescopes, that were highly valued among European physicists. Observing astronomical objects in the infrared means that we can see much more than we can with optical telescopes. Other stations showed images from the few optical telescopes in Earth orbit. His current work uses lasers to help combine images from distant telescopes. Given that most asteroids appear merely as pinpricks of light in our telescopes, how can we fathom their dimensions? Tiny, aligned telescopes can send and detect single photons sent through the air. The two telescopes monitored frequencies outside the range of mobile phones and satellite television so would pick up least interference. Another proof of their tenuity is the fact of their not being well seen in telescopes of high magnifying power. The latter study led to the adaptive optics that now enable terrestrial telescopes to produce ultra-sharp images of distant celestial objects. Use of semaphore flags was limited to within range of telescopes in earlier days and binoculars today. Equipment in Austin includes a 16-inch reflector and several smaller telescopes, and a variety of measuring machines and microdensitometers. In Washington, antiques, glasses and brassbound telescopes that had been in hock for decades are being snapped up by a rush of buyers. Because glass does not transmit infrared radiation very efficiently, refracting telescopes are unsuitable for most kinds of infrared astronomy. Kurai Onrum Illai telescopes the identities of the panchama and the Sri Vaishnava. And space-based and ground-based telescopes will take photos of Discovery as it orbits. Galileo's telescopes increased both light-gathering power and angular resolution by about an order of magnitude. People camp out on the mainland for weeks, pouring their life savings into high-power telescopes, just to catch a glimpse of him. Today, unattended robotic telescopes scan skies that have been charted over centuries, recording their findings in modern databases. Newton was led by this reasoning to the erroneous conclusion that telescopes using refracting lenses would always suffer chromatic aberration. Astronomers may see meteors produced by the annual Perseid shower, before pointing their telescopes at distant galaxies and star clusters. Show More Sentences This complexity has lead to beautiful and amazing images obtained with modern telescopes. Ariel is faintly visible from the Earth through large ground-based telescopes. From its three viewing decks, tourists peer through coin-operated telescopes at tiny hikers negotiating jagged trails down the multihued valley. Dozens of comets are discovered each year as well, many by automated telescopes and spacecraft. Equipped with instruments and telescopes, it is like a ship's bridge or an airport control tower. Dark matter is invisible to the telescopes, and you only detect its presence by the gravitational effect it has on light beams passing by. Ground-based telescopes observed a large increase in gases making up the comet's corona, including water vapour. He devised numerous ways of reducing the physical size of telescopes of long focal length, and machinery with which to move them. In those days such simple telescopes tended to produce poor images with colored fringes around celestial objects. They present recent advances due largely to the advent of massive earthbound and spaceborne telescopes. When in alignment, the Galilean telescopes provide an increase or decrease in magnification, depending on orientation of the telescopes. The Astronomy Group built Galilean telescopes and used them to study the same heavenly bodies that Galileo did 375 years ago. Eschenbach Galilean telescopes for distance are available in monocular or binocular systems. The Galilean telescopes in the IMSS have rather strong ocular lenses, and unfortunately such lenses were not available from the department. Nine pedestals lining the outdoor observation deck support smaller telescopes for hands-on undergraduate learning. Space-based observatories are telescopes located beyond Earth, either in orbit around the planet or in deep space. Opposition immediately arose in the astronomical community, which proclaimed that such money would be better spent on telescopes. Therefore, for certain applications, Gregorian telescopes have desirable advantages over other telescope designs. The Observatory has been in operation since 1894 and houses one of Scotland's largest telescopes in the original Observatory dome. The windmill no longer has a roof and he proposes a dome to top it off and house its telescopes. Show More Sentences The drop in seat telescopes to the right width for your canoe and clamps onto the gunwales with clamps. Observational astronomers use telescopes, on Earth and in space, to study objects ranging from planets and moons to distant galaxies. Asteroids of that size, however, are exceedingly difficult to observe in the twilight sky with ground-based telescopes. This is a largely unexplored field, mainly because the size of the mirrors used in infrared space telescopes has so far been limited. No planet beyond the solar system, known as exoplanets, has been seen by optical telescopes. The telescopes looked for a brief dimming in a star's brightness, indicating a planet might have moved across the star's face. The other men are brother figures, such as her assistants at the Very Large Array of radio telescopes in the desert. Princeton University sent a team that was reputed to be the best equipped, with the latest telescopes and spectroscopes needed for the job. However, UK scientists will be involved in spectroscopic analysis from two hours after the impact when the telescopes in Australia come online. On shelves and bookcases around the flat I could see antique spanners, old sextants, shiny brass things, burnished steel telescopes. Of course, the capabilities of optical and infrared telescopes also continued to improve. The telescopes will be available to the public on the first Friday of every month to give fledgling stargazers an insight into astronomy. He scanned the images and radio data from telescopes at solar observatories in Australia, Puerto Rico, Massachusetts, Italy, and New Mexico. Astronomical observatories use Archimedean domes to cover their telescopes. Then it instantaneously e-mails the news to astronomers, observatories and automated telescopes around the world. Nineteenth-century astronomers argued over what they saw through their telescopes when the Moon occulted a star. The offset between the two trails corresponds to the difference of the lines-of-sight from the two telescopes. The Nuffield O level syllabus covered this in year 9, along with lots of optics, including reflection, refraction, diffraction and telescopes. They're still too far away for our highest res telescopes to get a detailed visual. In order to properly phase the two telescopes, adaptive optics on both telescopes removed the distortion caused by the Earth's atmosphere. Show More Sentences The field of astronomy is enriched by the accessibility of several high-caliber airborne telescopes. Bushnell offers an extensive line of binoculars, spotting scopes, riflescopes, rangefinders, telescopes and night vision products. In recent years he has focused on astronomy, using lasers to help combine images from distant telescopes, effectively creating a huge virtual lens. The solar telescopes and spectroheliographs of the Mount Wilson Observatory were among the earliest modern facilities for the study of the solar surface. In addition to its suite of cameras, Skylab was stocked with tons of scientific equipment, including coronagraphs, spectrometers, and ultraviolet and X-ray telescopes. There was a tourist observation deck nearby, outfitted with telescopes. Let's all rush out now and get hold of whatever stocks of telescopes, binoculars and magnifying glasses we can, crowd the streets at midnight and ooh! The mammoth 19-inch reflecting telescope, one of the largest public telescopes in northern England, is housed in its own dome at the forest visitor centre. Some manufacturers also started producing telescopes with interchangeable eyepieces, giving a choice of fixed focus or zoom and, later, wide-angle. Gregory began to study optics and the construction of telescopes. Space telescopes and other space-based cosmological experiments are pushing back the frontiers of knowledge about the fundamental laws and history of the universe. This was a particular account of microscopes and telescopes, from Mr. Huygens, with an introduction showing the discoveries made by catoptrics and dioptrics. For these reasons the largest telescopes in the world are reflectors. For the rural skies, you can use compound telescopes and reflectors. Through his work with optics and colours Newton came to believe that refracting telescopes, which were subject to colour interference, were outmoded. The privately funded SETI Institute uses radio telescopes owned by observatories around the world to sweep the sky for signals broadcast by advanced civilizations. They carry pocket telescopes to spy through when they walk abroad. Even though supernovas can appear as bright as galaxies when viewed with optical telescopes, this light represents only a small fraction of the energy released. These trocars allow for passage of long, fiber-optic telescopes and narrow instruments, such as graspers, scissors, babcocks, and staplers, to perform the surgical procedure. Now we have evidence from observations, images, with large telescopes and the Hubble space telescope that show bright and dark regions on Titan's surface. Show More Sentences A suite of infrared, wide-field telescopes installed along the length of the aircraft's fuselage detects the missile plume at ranges up to several hundred km. A feeble star nearby looks the same as a very bright star far away, since stars, in general, cannot be resolved even by the most powerful telescopes. The reverse Galilean telescopes are tilted relative to each other. Astronomers using telescopes on Mauna Kea have found an extremely rare quartet of stars that orbit each other within a region smaller than Jupiter's orbit round the Sun. So as the star spins around, the beams regularly sweep across earthbound telescopes, much the way a lighthouse beam regularly skims across a coastline. Scientific instruments such as telescopes, synchrotrons, and electron microscopes generate raw data streams that are archived for subsequent batch processing. The most powerful telescopes in the world, spanning all wavelengths of the electromagnetic spectrum, were retooled and reprogrammed to observe the dying star. Special radio transmitters were measuring the electrification of the ionosphere, and cosmic-ray-counter telescopes were analyzing radiation at the edge of space. Without a view of Earth, telescopes built on the Moon could point in any skyward direction, without the risk of contamination from the Earth's electromagnetic emanations. Equations have been derived for Galilean telescopes and telemicroscopes that make it unnecessary to find pupils and ports, or to know the powers of the lenses. Because microwaves have wavelengths longer than even invisible infrared radiation, they are observed in the radio region of the spectrum with radio telescopes. Our projects will include building kaleidoscopes and telescopes, experimenting with UV and IR light, and arranging mirrors so that a laser shines on a predetermined spot. Contemporary optics, everything from pocket monoculars to the largest telescopes, operate on nearly identical principles to those of the earliest magnifying instruments. Angular magnification is achieved by telescopes or binoculars and increases the angle of subtense of the image at the eye. Mornflake is in Crewe on the B5071, Focus closed in July 2011, and Orion Optics make telescopes. He built some of the earliest Gregorian telescopes and observed the rotations of Mars and Jupiter. He made and repaired brass reflecting quadrants, parallel rulers, scales, parts for telescopes, and barometers, among other things. Noto has one of the largest radio telescopes in Italy that performs geodetic and astronomical observations. Space telescopes have enabled measurements in parts of the electromagnetic spectrum normally blocked or blurred by the atmosphere. This includes the use of infrared filters on conventional telescopes, and also the use of radio telescopes. Show More Sentences Improved versions were used to stabilize automatic tracking mechanisms of telescopes and to control speed of ship propellers and rudders. Refracting telescopes first appeared in the Netherlands in 1608, apparently the product of spectacle makers experimenting with lenses. These stars do not twinkle when viewed through telescopes that have large apertures. Powerful telescopes look far back into the distant reaches of the Universe. The adaptive optical systems in modern astronomical telescopes compensate for atmospheric distortion by using deformable mirrors. Without telescopes, the Zapotec culture used astronomy to measure the year. View the sun through solar telescopes, learn how to make telescopes and, in the evening, see Jupiter and its Galilean moons. And on getting to the VLT he fulfilled his ambition to see the vast telescopes beneath the awesome night skies of remote Chile. But the gas makes radio waves, which we can detect using special telescopes called radio telescopes. Most supernovae are in distant galaxies that are faint even to the most powerful telescopes. Slooh's 20,000 members from over 70 countries enjoy the ability to command the telescopes and take their own astrophotos. The pockmark formed by the 1953 impact isn't large enough to be resolved by earthbound telescopes. The rilles visible in the photograph above can be seen in modest-sized telescopes. This displays the outrageously racist views many pea-brains hold of us, viewed through the wrong side of their myopic telescopes. The images are the results of mishaps and goofs at several optical and near-infrared telescopes. The Local Group, an astronomy club from Santa Clarita will have telescopes set up for public viewing. Even with the world's largest telescopes, binary stars cannot generally be distinguished as two discrete points. Although there are glasses to help those with this condition, called bioptic telescopes, they're bulky and can be a bit embarrassing. The store also features a wide range of bird feeders, telescopes, and jewelry and crafts from Africa and from other parts of the world. The real topic in computing is the cybersphere and the cyberstructures in it, not the computers we use as telescopes and tuners. Show More Sentences Ground-based telescopes have inferred the presence of about 12 gravitational lenses during the past 13 years. We report CCD photometry of outbursts of PU UMa in 2009 and 2012 carried out by a worldwide network of observers using small telescopes. The first pulsar readings proved the efficiency of HESS for inter-stellar observations from terrestrial telescopes. The measurement is some 50 times more precise than those provided by groundbased optical telescopes, Space Daily reported. Refracting telescopes focus red and blue lights differently. The large mirror on the ELT, made up from nearly 800 hexagonal segments, will gather 12 times more light than the largest optical telescopes operating today. Discussing the equipment used, Dr Moore explained that in the early 1980s, astrophotographers typically worked with Newtonian telescopes of 20-30cm aperture. Since Earth's atmosphere absorbs X-rays and prevents them from reaching the ground, X-ray telescopes must fly high above the planet in order to perform their job. The new discovery suggests that astronomers might be able to use wide-angle X-ray telescopes to catch the very beginnings of hundreds of supernova explosions each year. The SKA will use a forest of antennae, spread across remote terrain, to pick up radio signals from cosmic phenomena that cannot be detected by optical telescopes. The astrophysicist points out that the star Alpha Centauri B is optimal for searches with current telescopes because it is one of the closest to Earth. The Cherenkov telescopes do not detect the gamma rays directly but instead detect the flashes of visible light produced when gamma rays are absorbed by the Earth's atmosphere. Gamma rays may be observed directly by satellites such as the Compton Gamma Ray Observatory or by specialized telescopes called atmospheric Cherenkov telescopes. It can be done with the naked eye, through a visual enhancement device like binoculars and telescopes, by listening for bird sounds, or by watching public webcams. He argued that a mirror shaped like the part of a conic section, would correct the spherical aberration that flawed the accuracy of refracting telescopes. In 1665 Hooke published Micrographia, a book describing observations made with microscopes and telescopes, as well as some original work in biology. Newton ground his own mirrors out of a custom composition of highly reflective speculum metal, using Newton's rings to judge the quality of the optics for his telescopes. Modern equipment is shown in detailed photographs, which are accompanied by views of anatomic structures obtained with telescopes, fiberscopes, and video cameras. The research, supported by several ground-based telescopes, solves a 10-year-old mystery about the growth of the most massive elliptical galaxies we see today. Examples from Classical Literature In 1758 John Dolland reinvented and introduced the same in the manufacture of telescopes. The two most celebrated telescopes, hitherto made, are Herschel's forty-feet reflector, and the great Dorpat refractor. In the construction of reflecting telescopes, concave mirrors, or specula, are combined with a double convex lens. It also admits of as perfect a polish as the metal hitherto used for the specula of telescopes. He studied science when he could, and hired a telescope, until he learnt to make his own specula and telescopes. This artifice of a double melting is often had recourse to, and especially in casting the alloys for the specula of telescopes. The windows are made of optical glass similar to that used in the largest telescopes. He made with his own hands 430 parabolic mirrors for reflecting telescopes, besides a great number of complete instruments. Dr. piggott proposes to replace the spider's web of telescopes by a star illuminated transit eye-piece. The telescopes of the world were centered now on just one object in the heavens. The best-known prismatic telescopes are the zeiss field-glasses. The place is stored with great variety of sextants, quadrants, telescopes, astrolabes, and other astronomical instruments. They remained a few minutes on that highest point of land in Europe, a target for all the telescopes, and were then seen to begin descent. Previously, astronomers could view coronas of stars beyond the sun only at X-ray wavelengths, a task that requires telescopes on spacecraft. Stopping a day at Annapolis, he visited the shop of a well-known optician and ordered seven powerful telescopes, one for every day in the week. In the largest telescopes they severally appear as bright as Sirius. Herschel and a band of other telescopes teamed up to discover a massive galaxy collision that took place when the universe was 3 billion years old. A frightful tragedy was once witnessed through the Chamonix telescopes. For, although their largest telescopes do not exceed three feet, they magnify much more than those of a hundred with us, and show the stars with greater clearness. Find more words! 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What is the opposite of telescopes? Words that rhyme with telescopes What is the adverb for telescopes? What is the adjective for telescopes? What is the noun for telescopes? Use our Sentence Generator Nearby Words telescoped telescope telesales telergy teleradiology telera telescope's telescopic telescopically telescoping telescreen teleshopping 10-letter Words Starting With t te tel tele teles telesc telesco telescop telescope