Nangona oko umama esitshilo ngathi njengabantwana, ukuhlala kufuphi kakhulu neTV akukuthi ulahlekelwe ngumbono wakho okanye wenze ukuba kube nzima.
Ngokutsho kweCanada Association of Optometrists (CAO), ukuhlala esondele kakhulu kwiTV akuyi kubangela umonakalo ongunaphakade emehlweni akho. Esikhundleni salokho, kubangela ubunzima bamehlo nokukhathala.
Ubunzima bamehlo kunye nokukhathala kungabangela ingxaki kuba oko kuthetha ukuba amehlo akho akhathele, aguqulela umbono ophazamisayo. Ukunyanga kukuphumla amehlo akho kunye nombono ubuyela kwisimo esiqhelekileyo.
Ukukhanyisa okufanelekileyo Ukubukela iTV
Ngoxa uhleli phantsi kakhulu kwi-TV kunokubangela ukukhanya kwamehlo kunye nokukhathala, ukubukela iTV ekukhanyeni okungalunganga kunokubangela ukuba kubekho ubunzima obungasimfuneko kwamehlo. I-CAO isincoma ukuba ubukele iTV kwikamelo elithele kakuhle ukwenzela ukukhusela ukukhathala okungadingekile emehlweni akho.
Ukukhanyisa kwigumbi le-TV kubaluleke kakhulu. Abanye abantu bathanda igumbi eliqaqambileyo, abanye banjengobumnyama. I-CAO ibonisa ukubukela i-TV kwigumbi elinesimo semini. Ingcamango yokuba igumbi elimnyama kakhulu okanye eliqhaqhaqhaqhaqayo liza kuluphazamisa amehlo ukuba anzima ukubona umfanekiso.
I-CAO iphinda ikhuthaze ukuba umntu angaboni i-TV kunye nezibuko zelanga.
Ngaphandle kokususa i-shades yakho, isisombululo esisodwa sokunciphisa uxinzelelo lwamehlo xa ubukela iTV kukubuyisela i-TV kwakhona. Ukukhanyisa xa ukhanyisa ukukhanya emva kweTV. I-Philips Ambilight TV mhlawumbi iyona edumileyo kwiTVs ngokukhanyisa.
Ibanga elifanelekileyo lokuhlala kwiTV
Omnye umgca wembono kukuba umntu unokuhlala kufuphi ne- HDTV kuba amehlo ethu abona iskrini ebanzi ngokuhlukileyo kunokuba ubukela i-Analog TV yakudala. Omnye kukuba akukho nto ishintshile. Akufanele uhlale neempumlo zakho ezichaphazela isikrini.
Ngoko, kufuneka uhlale kude kangakanani kwi-TV? I-CAO icebisa ukuba umntu ubukele iTV kumgama wamaxesha amahlanu ububanzi bekrini leTV.
Iingcebiso ezilungileyo kukusebenzisa ingqondo encinane kwaye uhambe kude neTV xa amehlo akho eqala ukulimaza. Jonga i-TV ekude apho ungayifunda khona ngokucacileyo itekisi kwesikrini ngaphandle kokukratshiza.
Ukuba ubukele iTV kwaye amehlo akho aqala ukuziva ekhulelwe kwaye ususa amehlo akho kude neTV. Zama ukugxila kwizinto ezikude ixesha elifutshane. Umzekelo wam ozithandayo wolu hlobo kusebenziso lwe-CAO ulawulo lwe-20-20-20.
Ulawulo lwe-20-20-20 ngokwenene lujoliswe ekubukeni kwekhomputha kodwa luyakwazi ukusetyenziswa nakweyiphi na imeko apho ubunzima bamehlo yingxaki, njengokubukela iTV. Ngokutsho kwe-CAO, "yonke imizuzu engama-20 ithatha ikhefu le-20 kunye nokugxininisa amehlo kwinto ethile engama-20 inyawo."
Qaphela: Ukuba ukhathele, amehlo aqatha emva kokuba uhleli phambi kwesikrini sekhompyutheni, unokufumana inzuzo kwisixhobo sokucoca i- blue light .