Qhov zoo ntawm cov ntsiab lus pub dawb tsuas yog suav nrog txo cov distortion, txhim kho cov duab zoo thiab kev txhim kho cov kev xav tau. Los ntawm nws cov asymmetrical tshwj xeeb ua qhov muag tsis zoo ntawm ultra-dav-lub lense ntawm cov duab zoo ntawm daim duab, ua kom cov duab ntau dua thiab ntuj. Daim duab Lens no tso cai rau lub teeb nkag mus rau lub sensor ntsug, yog li txo qhov tshwm sim ntawm distortion thiab qhia tau zoo dua pom kev cuam tshuam, tshwj xeeb yog thaum siv ultra-dav-lub dav-lub kaum-lub dav-lub kaum-lub dav-lub xim.
Ib qho ntxiv, cov ntsiab lus pub dawb no kuj tseem tuaj yeem txhim kho qhov pom tseeb thiab peb-seem ntawm daim duab. Los ntawm kev txo qhov tsis sib xws, cov iav lo ntsiab muag dawb muaj peev xwm tswj hwm lub tswv yim zoo thiab peb-seem, thiab cov xim zuag qhia tag nrho ntau dua thiab nruj. Piv txwv li, tom qab ib qho 9 pro yog nruab nrog daim ntawv pub dawb, nws cov ultra-dav-lub duab yees duab kev yees duab tau zoo heev. Cov kab kos duab yog qhov tseeb thiab peb-seem, thiab cov xim ua tau zoo kuj zoo heev