ðə sˈɪksti ˈeɪt ˌɛmˈɛm fˈɪlm ðæt kˈæslɚz kˈæmɹə ænd pɹədʒˈɛktɚ jˈuːzd ˈɔfɚd fˈoːɹ tˈaɪmz ðɪ ˈɪmɪdʒ ˈɛɹiə ʌv ˈɛdɪsənz θˈɜːɾi fˈaɪv ˌɛmˈɛm fˈɪlm, ɐ kwˈɔlᵻɾi ɪmpɹˈuːvmənt nˈoʊɾᵻd baɪ ˈɜːli vjˈuːɚz.
The 68 mm film that Casler's camera and projector used offered four times the image area of Edison's 35 mm film, a quality improvement noted by early viewers.