Cov ntaub ntawv iav yog nrog rau tag nrho cov chav kawm ntawm kev loj hlob ntawm tib neeg kev vam meej. Cov iav ntau yam yog niaj hnub enriched thiab dav siv, tshwj xeeb tshaj yog cov ntaub ntawv iav tshwj xeeb, uas ua lub luag hauj lwm tseem ceeb thiab ntau dua thiab siv nyob rau hauv cov nqe lus ntawm optical, hluav taws xob, sib nqus, mechanical, biological, tshuaj thiab thermal functions.
Peb tsom mus rau kev nthuav dav ntawm daim ntawv thov ntawm quartz iav thiab lwm yam iav tshwj xeeb. Peb tau ua ntau yam kev tshawb fawb, kev tsim kho thiab kev sim hauv cov ntaub ntawv, thev naus laus zis thiab kev ua yeeb yam, thiab muaj kev nkag siab zoo ntawm cov yam ntxwv thiab kev ua haujlwm ntawm ntau yam iav ntaub ntawv los muab cov neeg siv khoom nrog cov kev daws teeb meem zoo heev.