Lutetium oxide ni a lo fun awọn kirisita didan, awọn ohun elo amọ, lulú LED, awọn irin, ati bẹbẹ lọ.
O jẹ awọn ohun elo aise pataki fun awọn kirisita laser, ati pe o tun ni awọn lilo amọja ni awọn ohun elo amọ, gilasi, phosphor, awọn lasers.
Lutetium Oxide tun ṣee lo bi awọn olutupa ni fifọ, alkylation, hydrogenation, ati polymerization.