galilean telescope

• Télescope à réfraction inventé par Galilée, composé d'une lentille objectif convexe et d'un oculaire concave, donnant une image droite, principalement utilisé pour les observations astronomiques.

A type of refracting telescope invented by Galileo Galilei, using a convex objective lens and a concave eyepiece to produce an upright image, primarily used for astronomical observations.

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   A type of refracting telescope invented by Galileo Galilei, using a convex objective lens and a concave eyepiece to produce an upright image.

   lunette de Galilée

   • The Galilean telescope was a breakthrough in 17th-century astronomy.
   • Galileo used his telescope to observe the moons of Jupiter.
   • Modern opera glasses are based on the Galilean telescope design.