What`s this ?

[sondi]

Hello,

can someone tell what kind of an aperature?
Greetings Sondi



<p><img src="http://cdn03.trixum.de/upload2/10800/10800/d/d13c1ba5ab80df2e6cf6a81ff881a62d.jpg" /></p>

[Torpedomaat]

It's a Kommandohilfsgerät 35 (Kdo. Hi. Ger. 35).
http://www.bunker-nrw.de/php/viewtopic.php?f=42&t=1485
http://www.lonesentry.com/manuals/88...equipment.html

[sondi]

Hello, thank you!