Dependence of number of photoelectrons from number of WLS in the 5mm thickness scintillator PSM-115(IHEP)+ WLS(Pol.Hi.Tech.):
1WLS = 2.55 ph.el.
3WLS = 5.55 ph.el.
5WLS = 7.43 ph.el.
7WLS = 8.65 ph.el.
9WLS = 9.09 ph.el.