Cheap telescopes (like you are proposing) are cheap. ... High quality optical
glass is as expensive as it ever has been so far as I know. Certain ...
And most of us are left wondering, so which telescope is for me? ... More
expensive than reflectors of equal aperture; Its appearance may not be suited to ...
Apr 27, 2015 ... What makes this so expensive? I know that a good ... But why are camera lens so
much more expensive than refractor telescopes? telephoto ...
Oct 4, 2011 ... The radio telescope is the most expensive ground-based telescope ever built -
and the highest-altitude, at 16,000ft. Chile's Atacama desert was ...
Mar 22, 2011 ... So what is a Dobsonian telescope and why are they so good? ... They can be
many times larger and less expensive to produce than scopes ...
The telescope is designed to be light for its size and very stiff — so that
collimation is maintained as you sweep across the sky. The top cage is aluminum
What is the reason why large (30 inches or larger) refractor telescopes are ... and
2) manufacturing the glass of that size is too expensive (but if that is so, ... as
Burair Zaidi says a large glass lens in the end of a very long tube is very unstable
Jan 22, 2009 ... Here are the five most powerful telescopes out today, and five more that ....
proposal turned out to be a bit too complex and expensive to build.
www.ask.com/youtube?q=Why Are Telescopes Very Expensive&v=XKLt9Vuwt9s
Nov 10, 2011 ... Alma, the world's most powerful radio telescope, launches in Chile - videoThe
world's most powerful astronomical device, the Atacama Large ...
May 24, 2016 ... Here are the best telescopes for the money. Our top ... It's time you caught some
of it for your very own. .... At 4.5 inches (114 mm) the aperture isn't huge, but the
Cometron benefits from its more expensive, larger siblings in the ...