He aha ka Uniformity o ka malamalama
ʻO ke kaulike kukui e pili ana i ka ratio o ka liʻiliʻi liʻiliʻi i ka awelika illuminance ma kahi i hāʻawi ʻia. ʻOi aku ka nui o ka hāʻawi ʻana i ka māmā, ʻoi aku ka maikaʻi o ka hoʻomālamalama ʻana, ʻoi aku ka ʻoluʻolu o ka ʻike maka, ʻoi aku ka kokoke o ka hoʻomālamalama ʻana i ka 1; ʻo ka liʻiliʻi ʻoi aku ka nui o ka luhi ʻike.
Hoʻokaʻawale ʻia nā waiwai like ʻole o ka mālamalama liʻiliʻi ma ka wahi hana ʻike, e laʻa no nā wahi hana e like me EN 12464-1, a hiki ke hōʻiliʻili ʻia mai kēlā me kēia papa, e laʻa me ka papaʻaina.
Ua wehewehe ʻia ka Uniformity U0 ʻo ia ka quotient Ēmin/Ē o ka liʻiliʻi a me ka awelika o ka mālamalama ma ka wahi hana ʻike, me ka hoʻomanaʻo ʻana ʻaʻole pono e hoʻemi ʻia kēia waiwai haʻahaʻa i kēlā me kēia manawa. ʻOi aku ka wikiwiki o ka emi ʻana o ka mālamalama liʻiliʻi ma muli o ka hoʻohaʻahaʻa ʻana a i ʻole ka hiki ʻole o ke kukui ʻana o kēlā me kēia kukui ma mua o ka emi ʻana o ka mālamalama awelika, pono e hoʻokō ʻia ka mālama ʻana a i ʻole ka hoʻomaʻemaʻe ʻana o ka hoʻonohonoho ʻana i ka wā e loaʻa ai ke kaulike haʻahaʻa.
ʻO ka like o ka hoʻomālamalama U0 no ka wahi a puni e pono ma ka liʻiliʻi 0,40. ʻO ka hoʻoholo ʻana o ka lokahi e pono ai i kahi kaʻina kokoke loa o nā helu kukui kūloko i helu ʻia a ana ʻia e hiki ai ke hoʻoholo i ka liʻiliʻi o ka mālamalama.