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Prime focusThe location where light reflected from the primary mirror of a reflecting telescope comes into focus. Placing a secondary mirror in the light path allows the light to be focused elsewhere, in a more [..]
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Prime focusThe location where light reflected from the primary mirror of a reflecting telescope comes into focus. Placing a secondary mirror in the light path allows the light to be focused elsewhere, in a more [..]
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Prime focusPrime focus describes a camera attached to a telescope without any other eyepieces or camera lenses in the optical path. The telescope then acts as the camera lens.
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Prime focusThe location where light reflected from the primary mirror of a reflecting telescope comes into focus. Placing a secondary mirror in the light path allows the light to be focused elsewhere, in a more convenient location for the science instruments.
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