According to the rules of the stress distribution, the maximum deformation of diaphragm spring and the minimum number of forced compression needed are proposed.
根据膜片弹簧工作过程中应力分布及变化规律，得到了强压时膜片弹簧变形量数值和强压所需次数。
The analysis that the size of the focal shift is related to the factors such as Fresnel number, separating degree of lens-diaphragm and curvature radius of incident wave wavefront, etc.
分析表明，焦移的大小与菲涅尔数、透镜-光阑的分离程度以及入射波波面曲率半径等因素有关，并得出了消除焦移的条件。
应用推荐