光电感烟探测器也是点型探测器，它是利用起火时产生的烟雾能够改变光的传播特性这一基本性质而研制的。根据烟粒子对光线的吸收和散射作用。光电感烟探测器又分为遮光型和散光型两种。一般的点型光电感烟探测器属于散光型的，线型光束探测器是用的遮光型的。
阐述作者研制的一种用国产元器件制成的红外光电感烟火灾探测器。
A new type infrared photoelectricity smoke fire detector, which was made by the components of made in China, is expounds.
文摘：阐述作者研制的一种用国产元器件制成的红外光电感烟火灾探测器。
Abstract: a new type infrared photoelectricity smoke fire detector, which was made by the components of made in China, is expounds.
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