NaI (Tl) scintilators echedoro echedoro/ CsI (Na) scintilators maka itinye ngwaọrụ MWD/LWD
scintilators.Scintillator echedoro echedoro dị maka ụlọ ọrụ igbu osisi nke nwere ike igwe ka mma, nguzogide okpomọkụ ruo ogo 175.Ebe obibi dị igwe anaghị agba nchara, titanium alloy wdg nwere windo sapphire.
Anyị nwere ikike maka nnukwu nha CsI (Na) Dia50x300mm ogologo yana ogologo NaI (Tl) 300mm maka ụlọ ọrụ mmanụ.