'Collecting light' presentation slideshows

Collecting Light

439 views • 43 slides

Telescopes

Telescopes. Galileo first used a telescope to observe the sky in 1610 The main function of a telescope is to gather faint light from an astronomical source and to focus that light into an image The light gathering ability of a telescope is defined by its diameter or aperture

277 views • 16 slides

Telescopes

Telescopes. Chapter 5. What do you think of when someone asks you about a telescope?. Types of telescopes. Interferometers ( not a type of telescope, but decrease light interference ) Radio telescopes. Telescopes.

138 views • 13 slides