What is the modern classification for the instrument Galileo used systematically for astronomical observation?
Answer
Refracting telescope
The instrument Galileo perfected and used for systematic observation is today known by its classification, the refracting telescope, based on its use of lenses to bend light.
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What is the modern classification for the instrument Galileo used systematically for astronomical observation?What range of magnification did Galileo's best instruments achieve during his famous observations?What key discovery provided Galileo with compelling evidence against the Earth-centric model?What was the optical effect achieved by Galileo that was an improvement over the initial Dutch models?Where and approximately when did the concept for the light-gathering optical device first appear?In his publication *Sidereus Nuncius*, what revelation did Galileo document regarding Venus?What mechanism is fundamentally employed in a refracting telescope like Galileo's?What did Galileo call his instruments in his initial descriptions, distinguishing them from the modern classification?Besides refining the lenses, what mechanical challenge did Galileo have to overcome for stable observation?To avoid severe optical aberrations in his long instruments, how did Galileo manage the focal length in relation to the aperture?