corrector de dispersión atmosférica

corrector de dispersión atmosférica

An optical device usually comprising two thin prisms which can rotate to compensate for the elongation of a star image caused by the wavelength dependence of the refractive index of air.

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Loại từ: noun
Từ đồng nghĩa:
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Ngành nghề/Lĩnh vực: Astronomy
Category: General astronomy
Company: Caltech
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