在光源系统中采用球面聚光镜和平面反射镜，可大幅提高光源的利用率。
Adopting spherical mirror and plane mirror can notablely improve the utilization of the light source in the system of light source.
聚光镜装配有瞳孔膜，那是一个有贡杆控制的快门，用来调节进入镜头系统的光量。
The condenser is equipped with an iris diaphragm, a shutter controlled by a lever which is used to regulate the amount of light entering the lens system.
依据正入射软x射线显微成像系统对聚光镜的要求，论述了采用掠入射聚光镜是最佳选择。
The optimum choice of grazing incidence on the basis of the demands soft X ray normal incidence microscopic optics is presented.
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