The Online Library of Knowledge


Telescopes A-Z

Astronomical telescope   A telescope used to study objects in space. Astronomical telescopes include optical telescopes, radio telescopes and space telescopes

Binoculars   A pair of telescopes fixed side by side, with one telescope for each eye. Binoculars can magnify objects to look up to 20 times their size. 

© 2020 Q-files Ltd. All rights reserved. Switch to Mobile