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OpenStudy (anonymous):
Concave mirrors are used in telescopes but there is a problem with spherical mirrors called spherical aberration. (1) What is the problem you would see, and (2) why does it happen (what causes it)? Finally, how do astronomers overcome this problem?
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OpenStudy (anonymous):
hey, i'll find your question's solution if you can help me.
OpenStudy (anonymous):
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