…The television cameras of the time were iconoscope cameras, which required lighting about 10 times stronger than today, but were still reasonably practical. In response to this, in 1945, American A. Rose and others developed the image orthicon tube, which was far more sensitive than the iconoscope tube and produced clearer television images, paving the way for the full-scale television broadcasting era. In 1950, American PK Weimer and others developed the vidicon tube, a small and relatively inexpensive imaging tube that has been used in commercial television cameras and home video cameras until recently. … *Some of the terminology used to refer to "Image Orthicon tubes" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…当時のテレビカメラはアイコノスコープカメラであり,現在の10倍程度の強い照明を必要としたが,一応の実用レベルには達していた。 これに対して45年には,アメリカのローズA.Roseらが,アイコノスコープ管よりはるかに感度が高く,鮮明なテレビ画像が得られるイメージオルシコン管を開発,本格的なテレビ放送時代への道を開いた。 50年には最近まで業務用テレビカメラやホーム用ビデオカメラなどにも利用されてきた小型で比較的安価な撮像管,ビジコン管がアメリカのワイマーP.K.Weimerらによって開発された。… ※「イメージオルシコン管」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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