An optical telescope is a telescope that gathers and focuses light mainly from the visible part of the electromagnetic spectrum, to create a magnified...

largest optical reflecting telescopes – List of large optical telescopes List of largest optical refracting telescopes List of space telescopes List of...

Originally, it was an optical instrument using lenses, curved mirrors, or a combination of both to observe distant objects – an optical telescope. Nowadays, the...

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...

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...

The Large Ultraviolet Optical Infrared Surveyor, commonly known as LUVOIR (/luːˈvwɑːr/), is a multi-wavelength space telescope concept being developed...

Extremely Large Telescope (ELT) is an astronomical observatory under construction. When completed, it will be the world's largest optical and near-infrared...

Nordic Optical Telescope (NOT) is an astronomical telescope located at Roque de los Muchachos Observatory, La Palma in the Canary Islands. The telescope saw...

amateur, and commercial sub-types. Telescopes can be classified by optical design or mechanical design/construction. Telescopes can also be classified by where...

The Large Binocular Telescope (LBT) is an optical telescope for astronomy located on 10,700-foot (3,300 m) Mount Graham, in the Pinaleno Mountains of...

from severe chromatic aberration. Although reflecting telescopes produce other types of optical aberrations, it is a design that allows for very large...

of about 0.05 arcsec for an optical telescope with a mirror 2.5 m (8 ft 2 in) in diameter. Second, a space-based telescope could observe infrared and ultraviolet...

An extremely large telescope (ELT) is an astronomical observatory featuring an optical telescope with an aperture for its primary mirror from 20 metres...

of four individual telescopes, each equipped with a primary mirror that measures 8.2 meters in diameter. These optical telescopes, named Antu, Kueyen...

observations using his telescope List of optical telescopes List of largest optical refracting telescopes List of space telescopes List of telescope types Visible-light...

off-axis optical errors (coma). The RCT has a wider field of view free of optical errors compared to a more traditional reflecting telescope configuration...

The James Webb Space Telescope (JWST) is a space telescope designed to conduct infrared astronomy. As the largest telescope in space, it is equipped with...

for optical, infrared and gamma-ray telescopes. It is currently the tenth (see List of highest astronomical observatories) highest optical telescope in...

emitted by astronomical objects, just as optical telescopes are the main observing instrument used in traditional optical astronomy which studies the light wave...

(since 2008) is a 2.4-meter fast-tracking optical telescope, and under construction is a ten-element optical interferometer. The MRO Interferometer is...

count rate. The telescope has an energy range of 0.2–10 keV. After Swift has slewed towards a GRB, the UVOT is used to detect an optical afterglow. The...

Extremely Large Telescope Giant Magellan Telescope List of optical telescopes List of largest optical reflecting telescopes Thirty Meter Telescope Gilmozzi,...

The Orgov Radio-Optical Telescope, also known as ROT54 or the Herouni Mirror Radio Telescope, is a radio telescope in Orgov, Armenia. It was built between...

Optical Telescope Element (OTE) is a sub-section of the James Webb Space Telescope, a large infrared space telescope launched on 25 December 2021, consisting...

The Southern African Large Telescope (SALT) is a 9.2-metre optical telescope designed mainly for spectroscopy. It consists of 91 hexagonal mirror segments...

headlamps, early lighthouse focusing systems, optical telescopes, microscopes, and telephoto lenses. Other optical systems that use lenses and mirrors are also...

productive 4-metre-class optical telescope in the world based on scientific publications using data from the telescope. The telescope was commissioned in 1974...

of telescopes List of largest optical reflecting telescopes List of largest optical telescopes in the 20th century List of largest optical telescopes in...

The Hale Telescope represented the technological limit in building large optical telescopes for over 30 years. It was the largest telescope in the world...

Vatican Advanced Technology Telescope (VATT), is a Gregorian telescope observing in the optical and infrared situated on Mount Graham in southeast Arizona...