Astrophysics (Index)About

Newtonian telescope

(type of reflector telescope)

A Newtonian telescope is a reflector telescope with a flat diagonal secondary mirror reflecting the light at right angles out of the cylinder of incoming light. It is a simple designed now used for some small telescopes. Isaac Newton used a spherical primary mirror, but the term is also used today if it is parabolic.

(telescope type,reflector)
Further reading:

Referenced by pages:
reflector telescope
Schmidt-Newton telescope (SNT)
telescope type