Newtonian telescope

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Newtonian telescope [′nü′tō·nē·ən ′tel·ə‚skōp]

(optics)

A reflecting telescope in which the light reflected from a concave mirror is reflected again by a plane mirror making an angle of 45° with the telescope axis, so that it passes through a hole in the side of the telescope containing the eyepiece.

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No references found			Hay's 12 1/2-inch Newtonian telescope is still in use today. Will Hay (1888-1949) and his telescopes by Mobberley, Martin P.; Goward, Kenneth J. / Journal of the British Astronomical Association For extended sample paths, the FTIR can be mounted to a rugged, 10-inch Newtonian telescope with tripod. AM FTIR Air Monitoring System by Journal of Environmental Health Kocur's computer-driven, eight-inch Newtonian telescope set up at the ball field behind Miller's River Environmental Center, those attending will get a chance to observe Saturn and its moons, bright stars, double stars, star clusters, the Orion Nebula, planetary nebulas, galaxies and other astronomical objects. Birds, stones, stars focus of programs; Millers River Environmental ... by Telegram & Gazette (Worcester, MA)			Newton's square-root method Newton's theory of lift Newton's theory of light Newton's third law Newton, Alfred Newton, Gilbert Stuart Newton, Huey P Newton, Isaac Newton, John Newton, Sir Isaac Newton-Cotes formulas newton-meter of energy newton-meter of torque Newton-Raphson formula Newton-Raphson iteration Newtonian attraction Newtonian flow Newtonian Fluid Newtonian focus Newtonian friction law Newtonian mechanics Newtonian potential Newtonian reference frame Newtonian Reflector Newtonian speed of sound Newtonian telescope Newtonian velocity Newtonian viscosity Newtonian-Cassegrain telescope Newtontoppen Newtown Newtown Battlefield State Park Newtown Saint Boswells Newtown St Boswells Newtownabbey Newtownards NewWave NewYacc Nexø, Martin Andersen NEXOR Nexpert Object NEXRAD NeXT Next Program Counter NeXT, Inc. next-event file next-gen next-generation radar Nextel NextStep nexus			Newtonian dynamics Newtonian flow Newtonian fluid Newtonian fluids Newtonian focus Newtonian focus Newtonian focus Newtonian focus Newtonian friction law Newtonian iteration Newtonian laws of motion Newtonian laws of motion Newtonian liquid Newtonian material Newtonian mechanics Newtonian mechanics Newtonian mechanics Newtonian philosophy Newtonian physics Newtonian physics Newtonian potential Newtonian reference frame Newtonian reflector Newtonian reflector Newtonian relativity Newtonian science Newtonian science Newtonian series Newtonian shear Newtonian speed of sound Newtonian telescope Newtonian telescopes Newtonian telescopes Newtonian theory of light Newtonian velocity Newtonian viscosity Newtonian-Cassegrain telescope Newtonium Newtonium Newtonium NewtonOS Personal Data Sharing Newtons Newtons Newtons Newtons Newtons first law Newtons first law Newtons law Newtons law Newtons law of cooling Newtons laws Newtons laws Newtons Laws of Motion Newtons Laws of Motion Newtons method Newtons per Second Newtons rings Newtons second law Newtons second law Newtons Three Laws of Motion Newtons Three Laws of Motion

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