Umuyoboro mwiza wo hejuru
Lens yibanze: Ibice bya Lens byahujwe ninzira zimeze nkukwezi hamwe ninzira ya lenticular convex lens kugirango ikosore aberrasi, hanyuma ubone urumuri ruto kugirango ugere kumurongo mwinshi hamwe ningaruka zikomeye zo guca.
Lens ya Collimator: Ibice bya Collimator bihindura urumuri rwohereza urumuri rwakusanijwe no gukaraba, gufunga impeta ya elastike hamwe ninzira zitumizwa mu mahanga hamwe nibiranga ingano nto no gutakaza hasi.