Fumana motsoako o phethahetseng oa setaele, boiketlo, le ts'ebetso ka Likhalase tsa ho Bala Nose tsa Dachuan Optical. E etselitsoe batho ba ananelang boleng le boiketlo, likhalase tsena li tla li na le mokotla o boreleli oa likhalase tsa mahlo, tse u lumellang ho li boloka le ho li jara ntle le matla. Lithako tsa nko tsa silicone li netefatsa hore li lekana hantle ntle le ho sekisetsa boiketlong, li li etsa tse loketseng tšebeliso ea nako e telele. Ts'ebeletso ea rona e ikhethileng e fana ka monyetla o ikhethang oa ho etsa likhalase ho latela litlhoko tsa hau tsa pono, ho netefatsa ho hlaka le boiketlo bo phethahetseng. Li-stickers tse kenyellelitsoeng tsa 3M li fana ka monyetla oa ho hokela mokotla oa khalase ea mahlo kae kapa kae moo u hlokang ho fihlella kapele, ebang ke lapeng, ofising kapa tseleng. Likhalase tsena tsa ho bala li entsoe ka tšepe e tšoarellang nako e telele, ha se setaele feela empa li boetse li hahiloe hore li mamelle ho taboha ha letsatsi le letsatsi. E nepahetse bakeng sa barekisi ba mabenkele, barekisi le ba lilemo tse mahareng ho bareki ba tsofetseng ba batlang litharollo tse tšepahalang le tse phutholohileng tsa mahlo. Eba le phapang ka Likhalase tsa ho Bala Nose tsa Dachuan Optical kajeno.