The first telescopes refracted light, and today reflectors dominate, but there is a third way to make light focus, and it ...
The universe is an endless source of fascination. Observing celestial bodies brings a sense of wonder and discovery. However, ...
For centuries, lenses have worked the same way: curved glass or plastic bending light to bring images into focus. But ...
A team of scientists at the University of Utah has designed a flat lens that matches the power of traditional curved lenses ...
While standard telescopes are certainly cool devices, there is no shame in preferring a telescope for beginners if you’re ...
For centuries, telescopes have relied on curved lenses and mirrors to observe the Universe. A team of researchers has ...
For centuries, telescopes have relied oncurved glass lenses to bend light and bring the cosmos into focus. While effective, ...
Discover the latest books, telescopes, accessories, and other astronomy products you'll feel lucky to find, available this ...
The latest offering in William Optics’ Cat line is the RedCat 91 refractor. It is a five-element Petzval design including three super extra-low dispersion lenses and an internal focus design.