The width, height, brightness of the screen and the luminous flux, focus of the cineprojector are important factors of cinema auditorium design.

银幕的宽度、挂高、亮度，以及放映机的光通量、焦距等都是电影观众厅设计的重要因素。

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The width, height, brightness of the screen and the luminous flux, focus of the cineprojector are important factors of cinema auditorium design.

银幕的宽度、挂高、亮度，以及放映机的光通量、焦距等都是电影观众厅设计的重要因素。

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