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Telescopes can be classified by optical design or mechanical design/construction. Telescopes can also be classified by where they are placed, such as space telescopes . One major determining factor is type of light, or particle being observed including devices referred to as "telescopes" that do not form an image or use optics.
Consumer Reports is a United States-based non-profit organization which conducts product testing and product research to collect information to share with consumers so that they can make more informed purchase decisions in any marketplace.
Braymer designed a built-in “Control Box” that allowed the user, looking through the main eyepiece, to switch between the main telescope and a coaxial finderscope via moving a diagonal out of the way with a flick of a knob. This also allowed a camera or other device to access the focal plane through a hole on the back of the Control Box.
Telescopes and other facilities on the summit of Cerro Tololo. The 4.0 m (158 in) Víctor M. Blanco Telescope (Blanco 4m) was completed in 1974 and is very similar to the Nicholas U. Mayall Telescope that was completed at KPNO in 1973. [12] Testing of the telescope and instruments lasted until the beginning of 1976 when science operations began ...
The Meade Instruments (also shortened to Meade) was an American multinational company headquartered in Watsonville, California, that manufactured, imported and distributed telescopes, binoculars, spotting scopes, microscopes, CCD cameras, and telescope accessories for the consumer market. [2]
In 1971, Bose Corporation sued Consumer Reports (CR) for libel after CR reported in a review that the sound from the system it reviewed "tended to wander about the room". [75] The case eventually reached the United States Supreme Court , which affirmed in Bose Corp. v. Consumers Union of United States, Inc. that CR 's statement was made without ...