The magic lantern used mechanical slides to project moving images, probably since Christiaan Huygens invented this early image projector in 1659.
ðə mˈædʒɪk lˈæntɚn jˈuːzd mᵻkˈænɪkəl slˈaɪdz tə pɹədʒˈɛkt mˈuːvɪŋ ˈɪmɪdʒᵻz, pɹˈɑːbəbli sˈɪns kɹˈɪsʃɪˌɑːn hˈaɪdʒənz ɪnvˈɛntᵻd ðɪs ˈɜːli ˈɪmɪdʒ pɹədʒˈɛktɚɹ ɪn wˈʌn θˈaʊzənd sˈɪkshˈʌndɹɪd fˈɪfti nˈaɪn.