Triplet type lens

Japanese: triplet type lens(英語表記)triplettypelens
Triplet type lens

…The following are some typical photographic lenses. (1) Triplet type lens This lens was designed by British photographer H.D. Taylor, and is an old lens with a long history, having been patented in 1895 and released as the Cook lens. It is also called a triplet lens, and is still often used today because it has a simple structure of just three elements in three groups, yet provides well-balanced image quality. …

*Some of the terminology that refers to "triplet type lens" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…以下に代表的な写真レンズをあげる。(1)トリプレットタイプレンズtriplet type lens イギリスのH.D.テーラーの設計によるもので,1895年特許が公開され,クックレンズとして発売された歴史的に古いものである。3枚玉とも呼ばれ,わずか3群3枚の簡単な構成でありながらバランスのとれた画質が得られるため,今でもしばしば用いられる。…

※「triplet type lens」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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