A baya, babu cikakken ma'auni da hanyar tantancewa don cutar da hasken hasken da ke haifarwa ga jikin ɗan adam. Hanyar gwajin gargajiya ita ce kimanta abun ciki na ultraviolet ko hasken da ba a iya gani da ke ƙunshe a cikin igiyar haske. Don haka, lokacin da sabuwar fasahar hasken wutar lantarki ta bayyana, za mu iya amfani da daidaitattun IEC / EN 60825 daidai da kimanta samfuran Laser. IEC / EN 60825 galibi yana yin gwaje-gwaje da ƙididdige ƙarfin hasken igiya ɗaya. Yanzu LED hasken band ne mai faɗi, don haka Standard IEC / EN 60825 ba ta da amfani don hasken wuta. Don haka, IEC ta ƙirƙira IEC / EN 62471 don ƙimar haɗari.
Manufar IEC / EN62471 ita ce kimanta haɗarin hasken hasken da ke da alaƙa da fitilu daban-daban da tsarin fitilun, gabaɗayan maye gurbin buƙatu akan matakin makamashi na samfuran LED a cikin ma'aunin IEC / EN60825, ƙara buƙatun hoto, gami da ƙarfin radiation, haske mai haske, da sauransu. ., da kuma rarraba samfuran bisa ga bayanan gwajin, gami da:
Babu haɗari; Class Ⅰ haɗari (ƙananan haɗari); Class Ⅱ haɗari (matsakaicin haɗari); Class Ⅲ haɗari (haɗari mai girma)
Matsayin keɓancewa (babu haɗari): ba zai haifar da haɗarin radiation na hoto ba a ƙarƙashin iyakokin iyaka da aka ƙayyade a cikin wannan ma'aunin.
Class I (ƙananan haɗari): ƙarƙashin yanayin amfani na yau da kullun, ba zai haifar da haɗarin radiation na hoto ba bisa ga al'adar haske na mutane.
Class II (matsakaicin haɗari): bisa ga nisantar idanun ɗan adam zuwa manyan hasken haske mai haske ko rashin jin daɗi na radiyo mai zafi, ba zai haifar da haɗarin radiation na hoto ba.
Class III (haɗari mai girma): ko da haske nan take zai haifar da haɗarin radiation.
An aiwatar da ƙa'idar EU EN62471: 2008 tun daga Satumba 1, 2009, kuma ɓangaren LED na EN60825 zai zama mara inganci a ranar 1 ga Satumba, 2010.
TS EN 62471 an rufe shi da umarnin ƙarancin ƙarfin wutar lantarki na CE (Umarnin LVD 2006 / 95 / EC) da umarnin hasken wucin gadi (AORD 2006 / 25).
IEC / EN 62471 ya dace da duk fitilu da tsarin fitilu, gami da LEDs, fitilun fitilu, fitilu masu kyalli, fitilun fitar da iskar gas, fitilun arc da sauran fitilu da fitilu. "
Dokokin EU 244 / 2009 game da buƙatun ingancin makamashi na fitilun gida waɗanda ba na jagora ba kuma sun ƙayyade cewa gwajin hasken UV yana buƙatar aiwatar da shi daidai da IEC / EN 62471 (yafi don fitilun ceton makamashi).
Takaddun shaida na CB na fitilun LED masu gyara kansu dole ne su haɗa da gwajin amincin hoto na hoto daidai da IEC 62471 da IEC TR 62471-2. Dangane da ƙudurin OSM / CTL, dole ne a gwada fitilun LED bisa ga IEC / EN 62471. Alamar LED module don kare ido na ɗan adam zai koma IEC / EN62471
Mummunan illar amincin photobiological akan idanu / fata na ɗan adam
- Mummunan tasirin hasken ultraviolet akan idanu / fata na ɗan adam
Da ido
1) Cataract: spectral kewayon 180 - 200 nm zuwa 400 - 420 nm musamman 290 nm zuwa 325 nm
2) Conjunctivitis: spectral kewayon 180 - 200 nm zuwa 400 - 420 nm musamman 200 nm zuwa 320 nm "
3) Keratitis: spectral kewayon 180 - 200 nm zuwa 400 - 420 nm "
Zuwa fata
4) Erythema: spectral kewayon 180-200 nm zuwa 400-420 nm musamman 200 nm zuwa 320 nm
5) Ragewar nama na roba na fata
6) Ciwon daji na fata
- Mummunan illar bayyane da hasken infrared akan idanu / fata na ɗan adam
Da ido
1) Retinitis (rauni mai haske shuɗi): kewayon kewayon 300 nm zuwa 700 nm musamman 400 zuwa 500 nm
3) Infrared cataract: spectral kewayon 780 nm zuwa 3000 nm
4) Haɓakar humor na baya: kewayon 1400 nm zuwa 3000 nm
5) Ƙunƙarar ƙwayar cuta: kewayon 1400 nm zuwa 3000 nm
Zuwa Fata
6) Konewar fata: kewayon pectral 380 nm zuwa 3000 nm
C. Mummunan illolin haske a cikin haske a kan idanu / fata na ɗan adam
Mai zuwa shine tebur iyaka na IEC62471 don haɗarin photobiological:
TS EN 62471 da IEC 62471 suna da ƙarancin rarrabuwa daban-daban don haɗarin hoto, kamar haka:
1. Dangane da EN62471: 2008, tsayin ultraviolet yana farawa daga 180nm, yayin da bisa ga IEC62471: 2006, tsayin ultraviolet yana farawa daga 200nm;
2, The S (λ) darajar EN62471: 2008 aka jera a 1nm matakai, yayin da IEC62471: 2006 aka jera a 5nm matakai;
3. Don ƙididdigar haɗarin ultraviolet na kusa, iyakar haɗarin Class 0 (babu haɗari) na rashin iska na UVA shine 0,33w / m-2 bisa ga daidaitattun EN62471: 2008, yayin da iyakacin haɗarin Class 0 (babu haɗari) na UVA rashin haske bisa ga IEC62471: 2006 misali shine 10,0w / m-2;
4. Don haɗarin haske mai shuɗi: ƙananan ƙimar haɗarin tushen haske (300 - 700nm), iyakar haɗarin Class 0 (babu haɗari) bisa ga EN62471: 2008 shine 0,01w / m-2, yayin da iyakacin haɗarin Class 0 (babu haɗari) bisa ga IEC62471: 2006 shine 1,0w / m-2.
Dangane da IEC / EN 62471, ana tattara tushen hasken gani na gani gwargwadon haɗarinsu na hoto. Yana da matukar mahimmanci kuma yana da fa'ida ga mutane su rarraba tushen hasken da ke samar da hasken haske. Idan an rarraba tushen hasken a matsayin ƙungiyar "lafiya" (ƙungiyar keɓewa) ko ƙungiyar ƙarancin haɗari (ƙungiyar haɗarin I), babu buƙatar yin cikakken bayani kuma a mafi yawan lokuta na kimanta wurin aiki mai tsada saboda ba shi da Hatsarin Tsaro na Photobiological. .
Torungumi duniya shahara iri LED fitila beads, da LED m-hujja fitilu, LED bracket fitilu, LED ƙura-proof fitilu, panel fitilu, gasa fitilu, da dai sauransu samar da Wellway iya cika bukatun abokan ciniki ga EN62471: 2008 misali. Gwajin lafiyar lafiyar hoto na beads da fitilu duk hukumar gwaji ta ɓangare na uku ne ke wucewa.
(Sashe na abun ciki ya fito daga https://www.iec.ch/, idan akwai cin zarafi, da fatan za a tuntuɓi ku share shi nan da nan)
(Wasu hotuna suna fitowa daga Intanet. Idan akwai cin zarafi, da fatan za a tuntuɓe mu kuma a goge su nan da nan)
Lokacin aikawa: Mayu-23-2022