Mature Older Blog
Here are the best beginner telescopes for the money, including computerized ‘GoTo’ scopes as well as analog scopes that are fully assembled.
Ready to explore the universe? Everything you need to know to get the best affordable reflector, refractor, or compound telescope. New buying guide.
Shop a wide selection of quality Orion telescopes for every budget, level of experience, and observing interest. Satisfaction guaranteed!
We spent six months testing 10 telescopes in the high desert, and we think the Celestron NexStar 5SE provides the best functionality for a dedicated beginner.
Visit f1telescopes for great prices & advice on telescopes & accessories from Celestron, Meade, SkyWatcher, Altair, Vixen, Lunt Solar telescopes & more.
Reviews of the best refractor telescopes for the amateur and hobby astronomer. What is a refractor telescope? History of refractor telescopes. Where to use a …
A Dobsonian is simplicity in itself; a simple set of optics on a simple mount. But don’t be fooled by this simplicity. Dobsonian telescopes are incredibly good and are great for amateurs and professional astronomers alike.
Catadioptric dialytes with Mangin mirror: Optical principles, design, aberrations and optimization of the Hamiltonian dialyte telescope.