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What is a barlow lens on a telescope?
Wiki User
2007-07-06 20:15:18
A barlow lens increases the magnification of the eyepiece
usually by a factor of two.
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What is the function of the objective lens of a refracting telescope?
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What telescope has an eyepiece lens and a mirror?
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How many mirrors does a refracting telescope have?
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What do you call a telescope that uses a lens to focus light?
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