This resonator is composed of a helical reflectingmirror and a sphericalreflectingmirror. The single laser beam can be effectively extracted.
该谐振腔由一螺旋面反射镜和一球面反射镜构成，可充分提取激活区的能量并输出单束激光。
2
Small holes are arranged on the sphericalreflectingmirror and the crossing portion of the sphericalreflectingmirror and the long shaft of the ellipse, and the small holes are lamp holes.
在上述球面反射镜上，在其和椭圆的长 轴相交处开一小孔，即为灯口。
3
Optics system consists of a spherical primary mirror MB at the southern end, a reflecting Schmidt corrector ma at the northern end, with the focal plate in between.