1. The distance seen by the telescope is related to human vision: For example, t...
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In a broad sense, telescopes include not only optical telescopes operating in th...
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There are two key indicators to measure the optical performance of a telescope. ...
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1. Ensure that the telescope is stored in a ventilated, dry, and clean place to ...
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Everyone knows that there is a problem of shaking when holding a telescope. Shak...
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First of all, let everyone share a knowledge point. The higher the telescope's m...
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Everyone knows that there is a problem of shaking when holding a telescope. Shak...
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1. The Dutchman Hans Lippershey invented the telescope in 1608, but there are ru...
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