Nyob rau hauv cov xwm txheej ntawm daim ntawv thov, cov txheej txheem laser ntawm cov khoom siv feem ntau hauv kev tsim khoom yog nyob rau hauv 20 hli, uas yog nyob rau hauv ntau ntawm lasers nrog lub zog ntawm 2000W txog 8000W. Daim ntawv thov tseem ceeb ntawm laser chillers yog kom txias cov khoom siv laser. Raws li txoj cai, lub hwj chim feem ntau yog nyob rau hauv nruab nrab thiab siab zog seem.