Yadda ake Rage UGR?
Hasken nakasa shine haske wanda ke rage tasirin gani da gani, kuma galibi yana tare da rashin jin daɗi. Yana faruwa ne ta hanyar batattun haske daga maɓuɓɓugar haske masu haske da ke shiga ido a fagen kallo, yaɗuwa cikin ido tare da rage tsaftar hoto da bambancin abubuwa a cikin ido. Ana auna hasarar tawaya ta gwargwadon hangen nesa na aiki a ƙarƙashin abin da aka ba da hasken wutar lantarki zuwa ganuwanta a ƙarƙashin yanayin hasken haske, wanda ake kira factor glare factor. (DGF)
Rashin jin daɗi, wanda kuma aka sani da "hasken tunani", yana nufin haske mai haifar da rashin jin daɗi na gani amma baya haifar da raguwar gani.
Waɗannan nau'ikan kyalli guda biyu ana kiran su UGR (Unified Glare Rating), ko ƙimar haske iri ɗaya, wanda shine ɗayan manyan abubuwan da ke cikin kimanta ingancin haske a ƙirar haske. Waɗannan nau'ikan kyalli guda biyu na iya bayyana a lokaci guda, ko kuma suna iya bayyana guda ɗaya. UGR iri ɗaya ba shine matsalar gani kawai ba, har ma da ƙira da matsalar aikace-aikace. Don haka yadda ake rage UGR a aikace babbar matsala ce.
Gabaɗaya, fitilar ta ƙunshi gidaje, direbobi, hanyoyin haske, ruwan tabarau ko gilashi. Kuma a farkon ƙirar fitilar, akwai hanyoyi da yawa don sarrafa ƙimar UGR, irin su sarrafa hasken hasken wuta, samar da ƙirar da aka tsara a kan ruwan tabarau, ko ƙara garkuwa ta musamman don hana zubar da jini.
A cikin masana'antar, ya yarda cewa babu UGR idan babban hasken wutar lantarki ya cika waɗannan sharuɗɗan.
1) VCP (yiwuwar jin daɗin gani) ya wuce 70.
2) Lokacin kallon a tsaye ko a kwance a cikin ɗakin, rabon matsakaicin hasken fitilar (mafi haske shine 6.5 cm²) zuwa matsakaicin haske shine 5: 1 a kusurwar 45deg, 55deg, 65deg, 75deg da 85deg.
3) Bukatar guje wa ƙyalli mara dadi ba tare da la'akari da kallon tsaye ko na gefe ba lokacin da fitila da layin tsaye a cikin tebur a kusurwoyi daban-daban na matsakaicin haske ba zai iya wuce ginshiƙi da ke ƙasa ba.
Don haka don rage UGR, ga wasu hanyoyin da zaku bibiyar ku.
1) Don guje wa shigar da fitilar a cikin wurin tsangwama.
2) Don amfani da ƙananan kayan ado na kayan ado.
3) Don iyakance hasken fitilu.