On the basis of accurate theory, using laser emitter and photosensitive diode as testing sensor, a set of laser equipment for automobile axle depth of parallelism test is designed and produced.
利用激光发射器和光敏接收器作为检测传感器，基于准确的检测理论，设计出了激光检测法检测汽车前、后轴平行度的检测装置。
A laser emitter button, an ultraviolet emitter button and an LED lamp button are arranged on the shell.
所述外壳上设有激光发射器按钮、紫外线发射器按钮与LED灯按钮。
Aiming at the beam occlusion of a single emitter and single receptor laser sensor, an automated approach for avoiding occlusion during measuring process was presented.
针对普通单光源单接收器传感器普遍存在的反射光线遮蔽现象，提出了一种自动消除光线遮蔽的方法和测点快速重定位算法。
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