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What is the main optical element of a refracting telescope?

symbo

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7 years ago

What is the main optical element of a refracting telescope?

What is the main optical element of a refracting telescope?
A) A plane (flat) mirror B) A curved mirror C) A prism D) A lens

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Discovering the Universe

Discovering the Universe

Edition: 7^th

Authors: Kaufmann, Comins

Read 118 times

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symbo Author

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6 years ago

Very informative, I appreciate the extra effort

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