Kei te wātea te raupapa WZ i roto i te whānuitanga o ngā diameter paerewa mai i te 12.7mm ki te 180mm me ngā matotoru mai i te 2.0mm ki te 6.0mm (tirohia ngā nama wāhanga WZ-0.5-2 ki te WZ-180-6). Ko ēnei matapihi taiaho CO₂ e whakamahia whānuitia ana hei matapihi tiaki i roto i ngā pane tapahi taiaho, ngā pūnaha tuku hihi, me ngā whare whatu hei tiaki i ngā whatu ā-roto mai i ngā paru me te tauhiuhi, me te pupuri tonu i te tuku teitei i te 10.6μm.
Ahakoa he pai te tuku o te papa ZnSe turanga i roto i te hihi infrared, ka tūtohu mātou kia tāpirihia he paninga AR takirua-roopu (hei tauira, <0.2% te whakaata mō ia mata i te 10.6μm) hei whakanui ake i te kaha whakaputa me te whakaiti i te arotahi wera. Kei te wātea ngā paninga me ngā rahi ritenga ina tonoa.
Ahakoa he matapihi tiaki konutea selenide paerewa tāu e hiahia ana mō te pane taiaho CO₂ 1.5″, he matapihi nui 180mm rānei mō te hanga hihi ahumahi, ka tukuna e tā mātou raupapa WZ te mahi whatu pumau, te pakari, me ngā wā arahi tere. Tiakina tō haumitanga taiaho CO₂ me ā mātou whatu ZnSe i hangaia kia tino tika.
E 20 tau te roangaru e arotahi ana ki te whakarato i ngā hua whatu tino tika.