There into a small solid Michelson Interferometer is devised which can lead to no interference to all the stray light except for laser beam and have the depressing effects on the stray light.

• 其中设计制作了一种小型实心迈克尔逊干涉装置，它能使进入该系统的除激光之外的所有杂散光不产生干涉，能对其干扰产生抑制作用；