SAT, 13.11.2020 18:50 officialrogerfp3gf2s

Galileo's Telescope. Most of Galileo's telescopes were only about 2 cm in diameter. What is the resolving power of his telescope at a wavelength of 550 nm? arc seconds
The angular separation of Sirius A and B at aphelion is about 12 arc seconds. Based solely on resolving power, should Galileo have been able to see separate points of light
single blurred image?
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Galileo's Telescope. Most of Galileo's telescopes were only about 2 cm in diameter. What is the reso...

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