Menene Uniformity na haskakawa
Daidaitaccen haske yana nufin rabon mafi ƙarancin haske zuwa matsakaicin haske akan abin da aka bayar. Ƙarin daidaituwa na rarraba haske, mafi kyawun haske, mafi kyawun jin dadin gani na gani, mafi kusa da daidaituwar haske shine 1; karami karami yana kara gajiyar gani.
Matsakaicin ƙimar daidaitaccen haske a cikin yankin aikin gani an bayyana shi daban, misali don wuraren aiki bisa ga EN 12464-1, kuma ana iya tattara su daga tebur daban-daban, misali tebur.
Uniformity U0 an ayyana shi azaman ƙididdiga Ēmin/Ē mafi ƙanƙanta da matsakaicin haske a cikin yankin aikin gani, la'akari da cewa ba dole ba ne a yanke wannan ƙaramin ƙimar a kowane lokaci. Inda raguwar mafi ƙarancin haske saboda lalacewa ko gazawar fitilun ɗaya da wuri ya ci gaba da sauri fiye da raguwar matsakaicin haske, kulawa ko tsaftace shigarwar dole ne a aiwatar da shi da zarar an kai ga mafi ƙarancin daidaito.
Daidaitawar hasken U0 don yankin da ke kewaye ya kamata ya zama aƙalla 0,40. Ƙayyadaddun daidaituwa yana buƙatar isassun jeri na kusa na ƙididdigewa ko auna ƙimar haske na gida don samun damar tantance ƙarancin haske.