The optical reflectionpoints or the optical line refraction points, or the laser breakdown points are produced by a laser engraving machine based on selected pictures.
光线反射点、或者光线折 射点、或者激光破坏点由激光雕刻机根据选定的图像产生。
2
The bright area of reflex is enclosed by the reflectionpoints of two ends of linear lamp-house at the edge of orifice of lamp and points of intersection with testing screen.
反射光的亮区是由线光源两端点在灯口边缘上的点反射且与测试屏交点所围成的。
3
The transparent platy member and the inserting piece are arranged with a plurality of optical line reflectionpoints, or optical line refraction points, or laser breakdown points.