Galileo Galilei's discovered the Galilean satellites of Jupiter in 1610 with a refracting telescope. The planet Saturn's moon, Titan, was discovered on March ... Invention · Refracting telescope designs

The first refractor telescope was invented by Hans Lippershey, Zacarias Janssen and Jacob Metius and it was made in 1608 in Netherlands.

Refractor telescopes, too, underwent development during the 18th and 19th centuries. The last significant one to be built was the 1-metre (40-inch) refractor at ...

In May 1609, Galileo had heard about a tool using lenses that could make far things appear close. He immediately made one of his own out of a tube and two ...

Isaac Newton is credited with building the first reflector in 1668 with a design that incorporated a small flat diagonal mirror to reflect the light to an ... Optical telescopes · Invention · Further refinements

The first refracting telescope used to study heavenly bodies, like the moon, was invented by Italian Galileo Galilei in 1609. Refracting technology was ...

After hearing of the invention of the telescope in 1608, he built one of his own, called a Galilean Telescope, in 1609 using a convex objective lens and a ...

Hans Lipperhey, a Dutch eyeglass maker, invented the refracting telescope in 1608.

The refracting telescope is made up of the aperture, the optical tube, the finderscope, the objective lens, the eyepiece, the focuser, and the mount.