… From [Telescope]…Galileo, hearing of the success of the Dutch telescope, carried out theoretical analysis and built a prototype telescope the following year. Telescopes from Lippershey to Galileo combined a convex objective lens and a concave eyepiece lens, and are called Dutch telescopes or Galilei telescopes. Although the image is erect, it has the disadvantage of a narrow field of view, and is currently only used in opera glasses. … *Some of the terminology that refers to the "Dutch Telescope" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
… 【望遠鏡】より…このオランダにおける望遠鏡の成功を聞いたガリレイは翌09年,理論的解析を行い,みずから望遠鏡を試作した。リッペルスハイからガリレイに至る望遠鏡は,凸の対物レンズと凹の接眼レンズの組合せであり,オランダ望遠鏡あるいはガリレイ望遠鏡と呼ばれている。像は正立するが視野の狭い欠点があり,現在ではオペラグラスに用いられる程度である。… ※「オランダ望遠鏡」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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