Mask visual field tester ikoreshwa mugupima amashusho yibikorwa bya masike, masike, respirators nibindi bicuruzwa.
Ikizamini cya mask yerekana:
Byakoreshejwe mugupima ingaruka ziboneka mumasike, masike yo mumaso, guhumeka nibindi bicuruzwa.
Kuzuza ibipimo:
GB 2890-2009 Kurinda ubuhumekero Kwiyitirira masike ya gaz masike 6.8
Ibikoresho birinda ubuhumekero - Kwiyungurura-kwiyungurura filteri irwanya ubuhumekero 6.10
Ibisobanuro bya tekiniki kubuhumekero bwo gukoresha buri munsi
EN136: Ibikoresho birinda ubuhumekero - Masike yuzuye yo mumaso - Ibisabwa, kugerageza, kumenyekanisha
Ibiranga igeragezwa rya mask:
1, ecran nini ya ecran ikora igenzura kandi ikerekana.
2, ikizamini cyikora nibisubizo byamakuru.
3. Kugena porogaramu yo gusesengura mudasobwa kuri interineti.
Ibipimo bya tekinike yo gupima mask:
1, kwerekana no kugenzura: 7 santimetero y'amabara yo gukoraho ecran yerekana no kugenzura, kuringaniza ibyuma bya buto.
2. Radius yumuheto wa arc (300-340) mm: irashobora kuzunguruka kurwego rwa 0 °. Hariho igipimo cya 5 ° kuva 0 ° kugeza 90 ° kumpande zombi.
3. Igikoresho cyo gufata amajwi: urushinge rwo gufata amajwi ruhuza nuburyo bugaragara binyuze mumitambiko no guteranya ibiziga, kandi byandika azimuth na Angle bihuye nibisanzwe bigaragara kumashusho yerekana amashusho.
4, ubwoko bwumutwe usanzwe: itara ryamatara vertex umurongo wigikoresho cyumunyeshuri ni 7 ± 0.5mm inyuma yibice byombi byamaso. Ubwoko busanzwe bwumutwe bwashyizwe kumurimo wakazi kugirango amaso yibumoso n iburyo ashyirwe hagati yumuzingi wa kimwe cya arc umuheto, hanyuma urebe neza kuri "0 ″ point.
Igihe cyo kohereza: Mutarama-05-2022
