I think the EDG probably USES a low astigmatism eyepiece design like the se.
我想EDG可能使用了象SE一样的低像散目镜设计。
Etching vertical and smooth grating facet is the basic of the fabrication of EDG.
制作垂直、光滑的光栅槽面是制作EDG的关键。
The usage of tangential feed for EDG method with block electrode is a new processing method at present.
块状电极电火花磨削采用切向进给法，当前还是较新的加工方法。
应用推荐