Mystery object ? What is it ?

[roajeep]

As I don't have a clue what this is I'll take a chance and post it here-
Any suggestions, anyone ?
You guys know everything so I am optimistic.

DavidH

[Gunny Hartmann]

I've seen something similar before, maybe something to do with plotting lines on maps?
Nautical course parallel rulers.

[Narcis]

WW2 British Army Sniper Pointer Staff
"Used to designate Target Positions between Sniper Observer teams.
It provides a silent and accurate means tocomunicate Target Positions in visually cluttered (or similar) environments commonin urban warfare and rural environments
Targeting observer looks through and aligns "one iron sight" on Target while other team member confirms Target's location..."
Luc

[prosty zolnierz]

a misnomer, sniper. actually a Vickers .303 machine gun aiming accessory.