Waa laser-ka-xiran Q-ku-beddelay OPO oo leh nidaamka xakamaynta wareegga wareegga gudaha, 1570nm dhererka, 1 ~ 20hz (la hagaajin karo) heerka garaaca garaaca wadnaha, waa laser yar iyo iftiin kaas oo noqon kara isha iftiinka ugu fiican ee masaafada fog ee u dhexeysa soo noqnoqda sare (20Hz) iyo farsamada wax ka-hortagga korontadda.