ˈiːtʃ spˈɛktɹəl ˈɔːɹdɚɹ ɪnðɪ ˈɪnstɹəmənt pɹədˈuːsᵻz ɐn ˈɪmɪdʒ plˈeɪn ɐnˈæləɡəs tə ðə vjˈuː fɹʌm ɐ kˈæmɹə wɪð ɐ pɚtˈɪkjʊlɚ lˈʊk ˈæŋɡəl θɹuː ðə dˈeɪɾə spˈeɪs, ænd ɹˌiːkəmbˈaɪnɪŋ ðə vjˈuːz ɐlˈaʊz ɹᵻkˈʌvɚɹi ʌv sˌʌm ˈæspɛkts ʌv ðə spˈɛktɹəm æɾ ˈɛvɹi loʊkˈeɪʃən ɪnðɪ ˈɪmɪdʒ.
Each spectral order in the instrument produces an image plane analogous to the view from a camera with a particular look angle through the  data space, and recombining the views allows recovery of (some aspects of) the spectrum at every location in the image.