A display apparatus comprises a thin-film transistor array disposed on a substrate; a plurality of electro-luminescence devices disposed on the thin-film transistor array; a plurality of light-receiving devices disposed on the thin-film transistor array and spaced apart from the plurality of electro-luminescence devices; a plurality of light shield patterns shielding the plurality of light-receiving devices; and at least one opening pattern arranged in each light shield pattern that has a predetermined opening direction.