This camera adheres to the Four Thirds System lens mount standard, making it the first non-Olympus Four Thirds camera, and thus confirming that the Four Thirds System is a semi-open standard such that compatible camera bodies can be built by different companies.
ðɪs kˈæmɹə ɐdhˈɪɹz tə ðə fˈoːɹ θˈɜːdz sˈɪstəm lˈɛnz mˈaʊnt stˈændɚd, mˌeɪkɪŋ ɪt ðə fˈɜːst nˈɑːnəlˈɪmpəs fˈoːɹ θˈɜːdz kˈæmɹə, ænd ðˈʌs kənfˈɜːmɪŋ ðætðə fˈoːɹ θˈɜːdz sˈɪstəm ɪz ɐ sˈɛmaɪˈoʊpən stˈændɚd sˈʌtʃ ðæt kəmpˈæɾᵻbəl kˈæmɹə bˈɑːdiz kæn biː bˈɪlt baɪ dˈɪfɹənt kˈʌmpəniz.