Does anyone know this Wartime Instrutment?

[dreamsofspain]

Have no idea. If you could give an idea of year too, that would be great. Thanks 

[afantiques]

Could it be a heliograph?

[md1919]

definitely not a heliograph.  can any of the writings on either of the pieces be read?

[mountaingigi]

Try the militaria board.

[dreamsofspain]

No, I tried with my glass but not enough.