Karl, you've seen the 4th pic attached, but I don't know about the rest...
Pics 1-4: Squadron/ Signal No.176: Henschel Hs 129 In Action
Pic 5: German Aircraft Interiors 1935-1945 Vol.1, Kenneth A. Merrick ( - the Hs 129 used the ZFR-3B, but they are extremely similar)