ðɪs sˈaɪt hɐz ɐ hˌɔːɹɪzˈɔntəl skˈeɪl jˈuːzd tə sˈɛt ðɪ ɐpɹˈoʊpɹɪət hˌɔːɹɪzˈɔntəl lˈeɪɪŋ vˈaɪəɹ ˈeɪmɪŋ æt ɹˈɛfɹəns pˈɔɪnts.
This sight has a horizontal scale used to set the appropriate horizontal laying via aiming at reference points.