Uchungechunge lwe-WZ lunikeza ukukhetha okubanzi kosayizi abajwayelekile: ububanzi obusukela ku-12.7 mm kuya ku-180 mm kanye nobukhulu obusukela ku-2.0 mm kuya ku-6.0 mm (bheka izinombolo zezingxenye ze-WZ‑0.5‑2 kuya ku-WZ‑180‑6). Lawa mafasitela e-ZnSe asetshenziswa kakhulu ukuvikela ama-optics kumakhanda okusika nge-laser e-CO₂, izinhlelo zokudlulisa imisebe, kanye nezindawo zokugcina ukungcola kwenqubo, kuyilapho kugcinwa ukuphakama kokudlulisela okungu-10.6 μm.
Nakuba izinto ze-ZnSe ezingenalutho zidlulisa i-IR kahle, sincoma kakhulu ukuthi kube nokwembozwa kwe-AR okunebhendi ezimbili (<0.2% ukubonakaliswa kwendawo ngayinye ku-10.6 μm) ukuze kwandiswe umkhiqizo futhi kuncishiswe ukulensisa okushisa. Ama-optics enziwe ngokwezifiso—ngokuphathelene nokumbozwa nosayizi—ayatholakala uma eceliwe.
Kusukela efasiteleni elijwayelekile lekhanda le-laser elingu-1.5″ kuya ku-optic enkulu yokubumba imisebe engu-180mm, uchungechunge lwe-WZ lunikeza ukusebenza okuqhubekayo, ukwakhiwa okuqinile, kanye nokushintsha okusheshayo—ukuqinisekisa ukuthi i-laser yakho ye-CO₂ isebenza kahle kakhulu.
Ubude be-Wavelength bugxile ekuhlinzekeni ngemikhiqizo yokukhanya enembile kakhulu iminyaka engama-20