Leitz 7x50 beh with gas mask oculars

[Sgt Bilko]

It's all grist for the mill.

[Mikedenmark]

I have one, and I think, even two, fat 8x60 with adjustment additions.
Post war of course. Seems several users had the same problem...and came up with the same solution.
So. the "rare" statement can be contested. Not that it really matters.