Binoculars (or binoculars for short, or field mirrors) are telescopes made by co...
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There are 6 parameters that indicate the performance of the telescope. They are ...
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Prism A prism is a polyhedron made of transparent materials (such as glass, crys...
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In a broad sense, telescopes include not only optical telescopes operating in th...
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WASHINGTON, AUG 7: An independent US quasi-judicial federal agency has ruled aga...
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