“equivalent background illumination”的概念、定义、翻译、参考文献-科学参考

单词	equivalent background illumination
释义	equivalent background illumination Encyclopedia 工学微光夜视成像器件特性释 equivalent background illumination等效背景照度为了使荧光屏亮度等于暗背景亮度值，而需在光电阴极面上输入的照度值，就称为等效背景照度。合适的亮度是人眼观察图像的必要条件，但微光像增强器的输出亮度并不都是有用的。
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