Using high quality imported aluminum reflectormirror;
采用优质进口镜面铝反射器；
2
Most antennas are made in the shape of a dish to collect and reflect the radio waves to the sub reflector, in the same way as a curved mirror focuses visible light to one point.
大多数天线被制成碟形，用以收集和反射无线电波至亚反射器，就像曲面镜将可见光聚焦于一点一样。
3
An aspheric mirror can be tested just as simple as a spheric reflector. A conventional comparison of the measurement results with the design data is no more required.