ʻAʻole pili ka mīkini hōʻailona laser UV i ka mālama wela i ka hana. No laila, ʻike ʻia ka hoʻoili ʻana o UV laser ma ke ʻano he kaʻina anu. E like me kā mākou e ʻike ai, maʻalahi ka maʻi jade i ka wā e hālāwai ai me ka wela, no laila e kūpono ke hoʻohana ʻana i ka mīkini mākaʻikaʻi UV e hana i ka hana engraving.