Aia ka mānoanoa o ke ānuenue kiʻi ma waena o 16u-36u, a ʻo ka ʻōnaehana waihoʻoluʻu koʻikoʻi he ʻekolu pūʻulu o nā huahana: ʻulaʻula ʻōmaʻomaʻo ʻōmaʻomaʻo, ʻulaʻula ʻulaʻula ʻulaʻula, ʻulaʻula poni ʻulaʻula. ʻO ke kiʻi ʻoniʻoni ʻo Rainbow kahi kiʻi ʻoniʻoni he nui, hana ia i ka hoʻohana piha ʻana i ke kumu o ka hoʻopili ʻana i ka māmā, i ka irradiation māmā, ka refraction ma waena o nā papa a me ka interference ma waena o nā ʻāpana o ka hoʻololi ʻana i ka waihoʻoluʻu o ka multi-angle layer, e like me ka hopena anuenue lani. ʻO ka hopena kilokilo o ke kiʻi anuenue, ʻo ia ka hopena māmā waiwai o ka substrate kiʻiʻoniʻoni anuenue iā ia iho ma nā mamao like ʻole a me nā kihi ʻokoʻa e hōʻike i nā hopena kilokilo ʻokoʻa loa.