Question

Difference between Newtonian telescope and Cassegrain telescope

Answer 1

Different Kinds of Traditional Reflecting Telescopes - Video ... Larger reflecting telescopes use something known as a Cassegrain focus. A Cassegrain telescope is a kind of reflecting telescope where a secondary mirror reflects light back through a hole in the primary mirror's center. ... So, the big difference between the Cassegrain and Newtonian telescope should be quite obvious.