详述了近贴聚焦二极管像增强器与低亮度矩阵el显示屏耦合，用光电阴极代替场发射电子，开发出一种新型显示器。

With the proximity focused diode image intensifier coupled to a low luminance el display, and a photocathode instead of a field-emitter, a new photocathode display is developed.

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磁信号放大检验显示器由小功率双运放大器耦合一个检验显示开关电路而成；

The magnetic induction head is electrically connected with the input end of the magnetic signal amplifying test display;

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磁信号放大检验显示器由小功率双运放大器耦合一个检验显示开关电路而成；

The magnetic induction head is electrically connected with the input end of the magnetic signal amplifying test display;

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