This is a Wehrmachts binoculars 6x30 from Oigee, Berlin from ww2.
These binoculars were used during world war 2 by german Wehrmacht.
Left and right from the center you see the stamps of "Waffenabnahmeamt" = weapons inspection office, frequently used on German weapons but seldom on military optics.
At right tube you have a reticle (H/6400).
The lens are bit polluted, but you have full service and a relative sharp picture.
This binoculars is a rarity and a must have for each collector.