A reflecting telescope (also called a reflector) is a telescope that uses a single or a combination of curved mirrors that reflect light and form an image...

Telescopes with aperture diameter >8 metres This list of the largest optical reflecting telescopes with objective diameters of 3.0 metres (120 in) or greater...

The Newtonian telescope, also called the Newtonian reflector or just a Newtonian, is a type of reflecting telescope invented by the English scientist...

Spitzer Space Telescope, observing from about 3 μm (0.003 mm) to 180 μm (0.18 mm) uses a mirror (reflecting optics). Also using reflecting optics, the Hubble...

and began producing telescopes using it in commercial quantities, starting in 1758. Important developments in reflecting telescopes were John Hadley's...

mirror instead of a lens as a telescope objective, which may be the earliest known description of a reflecting telescope. In his book, he also demonstrated...

mirror from 20 metres up to 100 metres across, when discussing reflecting telescopes of optical wavelengths including ultraviolet (UV), visible, and...

Ritchey-Chrétien telescopes. List of largest optical reflecting telescopes List of telescope types Lurie–Houghton telescope Maksutov telescope Reflecting telescope Schmidt–Cassegrain...

The Gregorian telescope is a type of reflecting telescope designed by Scottish mathematician and astronomer James Gregory in the 17th century, and first...

Laboratory. The Rubin Observatory houses the Simonyi Survey Telescope, a wide-field reflecting telescope with an 8.4-meter primary mirror that can photograph...

types of optical telescope : Refracting telescopes, which use lenses and less commonly also prisms (dioptrics) Reflecting telescopes, which use mirrors...

research purposes, the refracting telescope has been superseded by the reflecting telescope, which allows larger apertures. A refractor's magnification is calculated...

the only known good reflecting surface for mirrors in reflecting telescopes. In contrast to household mirrors, where the reflecting metal layer is coated...

Lists of telescopes List of optical telescopes List of largest optical reflecting telescopes List of largest optical refracting telescopes List of largest...

of a reflecting telescope with a 39-metre-diameter (130-foot) segmented primary mirror and a 4.2 m (14 ft) diameter secondary mirror. The telescope is equipped...

first reflecting telescope built by Sir Isaac Newton in 1668 is a landmark in the history of telescopes, being the first known reflecting telescope. It...

spelling. He described an early practical design for the reflecting telescope – the Gregorian telescope – and made advances in trigonometry, discovering infinite...

A three-mirror anastigmat is an anastigmat telescope built with three curved mirrors, enabling it to minimize all three main optical aberrations – spherical...

light-gathering surface (the objective) of a reflecting telescope. The primary mirror of a reflecting telescope is a spherical, parabolic, or hyperbolic shaped...

Discovery Telescope (LDT, formerly the Discovery Channel Telescope) located near Happy Jack, Arizona. This 4.3-meter reflecting telescope is the fifth-largest...

The Giant Magellan Telescope (GMT) is a ground-based, extremely large telescope currently under construction at Las Campanas Observatory in Chile's Atacama...

optical reflecting telescope with parabolic mirrors 1667 – Paris Observatory 1668 – Isaac Newton constructs the first "practical" reflecting telescope, the...

list of large optical telescopes. For telescopes larger than 3 meters in aperture see List of largest optical reflecting telescopes. This list combines...

William Herschel's 40-foot telescope, also known as the Great Forty-Foot telescope, was a reflecting telescope constructed between 1785 and 1789 at Observatory...

diffracting around the support vanes of the secondary mirror in reflecting telescopes, or edges of non-circular camera apertures, and around eyelashes...

nixie tube displays for its operation. In the late 1960s a 40-inch reflecting telescope was added to the observatory complex. The 41 inch was finished by...

Mersenne's 1636 writings describing telescope designs. James Gregory's 1662 attempts to create a reflecting telescope included a Cassegrain configuration...

Southern Astrophysical Research Telescope List of largest optical reflecting telescopes List of observatories SOAR Telescope Official Site "FEA Roundup: Design...

infrared telescopes List of largest optical reflecting telescopes Misc History of the telescope "The Telescope". Rice University: The Galileo Project....

in March–April and September–October. The TNG is an altazimuthal reflecting telescope with a Ritchey-Chretien optical configuration and a flat tertiary...