Yes and plenty of different types of 7,5 cm Flak. Some examples:
- 7,5 cm Flak 14 L/36
- from French origin, not derived from the famous WW1 "75": (7,5 cm Flak) M17/34(f), M30(f), M33(f), M36(f)
- from various European origins: (7,5 cm Flak) Flak(b),M37(t), Vickers (e), Vickers M35(h), 264(i)
If you search within the forum posts and messages, you'll find data and pictures of many of these guns.