ˈɪndiəm ˈɑːksaɪd ɪz jˈuːzd ɪn sˌʌm tˈaɪps ʌv bˈæɾɚɹiz, θˈɪn fˈɪlm ˌɪnfɹɚɹˈɛd ɹᵻflˈɛktɚz tɹænspˈæɹənt fɔːɹ vˈɪzᵻbəl lˈaɪt hˈɑːt mˈɪɹɚz, sˌʌm ˈɑːptɪkəl kˈoʊɾɪŋz, ænd sˌʌm ˌæntɪstˈæɾɪk kˈoʊɾɪŋz.
Indium oxide is used in some types of batteries, thin film infrared reflectors transparent for visible light (hot mirrors), some optical coatings, and some antistatic coatings.