Precision engineering for astronomy: historical origins and the future revolution in ground-based astronomy | Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
Zoomable telescope by rotation of toroidal lenses
Early telescopes
Early telescopes
Optics & Photonics News - Did Leonardo da Vinci Invent the Telescope?
History of the telescope - Wikipedia
Buy SSEA Telescope 525x Multiple Magnification Options, 56X, 168X, 175X, 525Xpower with 3 Multi Power Eye psc mod 60700 Zoom Refractor Telescope Online at Low Price in India | SSEA Camera Reviews
Why NASA's James Webb Space Telescope Matters So Much | Quanta Magazine
Early telescopes
Early telescopes
Performance of Akatsuki/IR2 in Venus orbit: the first year | Earth, Planets and Space | Full Text
Magnification Viewing Guide for Telescopes – ORION BEAR ASTRONOMY
Galileo's method to measure the magnification of a telescope — Astronomy and Humanist Culture
Telescopes | CK-12 Foundation
AIR GLOW. PIN HOLE DIFFRACTION RADIO TELESCOPE ARECIBO RADIO OBSERVATORY. - ppt download
The moons of Jupiter
Galileo's Telescopes | Room VII Galileo's New World > The Te… | Flickr
Zoomable telescope by rotation of toroidal lenses
Towards the Sea of Stars | SpringerLink
Early telescopes
Galilean moons - Wikipedia
History Of the Telescope - Who Invented the Telescope? | IE
The best gift in the galaxy: an astronomer's guide to buying a home telescope
