The lenses used in reflector telescope is the concave lens.
A Cassegrain reflector
it is a reflector telescope
Reflector.
The Newtonian Telescope.
The HST is a Cassegrain reflector telescope.
Amazon has Reflector telescopes for about $260. Customer reviews for this telescope is high. Most of the reviews claim this telescope is absolutely amazing.
Yes.
It's a telescope,that uses reflectors for you to see the objective ;D.
They both use a parabolic reflector.
1904
No, it isn't. The Hubble Space Telescope is a reflector. It has a primary mirror, and not a primary lens.