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5 Cards in this Set
- Front
- Back
What makes a telescope an "optical" telescope?
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It is designed to collect visible light.
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What is the name for the focus of the primary mirror called?
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prime focus
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An optical telescope with lenses is:
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refracting
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An optical telescope with mirrors is:
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reflecting
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What is "chromatic aberration"?
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In refracting telescopes different colors of light focus at different focal lengths going through the same lens.
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