түссіз линза

түссіз линза

Lens (or combination of lenses) that brings different wavelenghts within a ray of light to a single focus, thus overcoming chromatic aberration. It was first successfully made by Joseph von Fraunhofer.

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行业/领域：天文学
类别普通天文学
Company: Caltech
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行业/领域：水体类别湖区

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A body of relatively still fresh or salt water of considerable size, localized in a basin that is surrounded by land. Lakes are inland and not part of ...