British WW2 Airborne Lightweight Binoculars

Wartime British Airborne and Special Forces issue binoculars. Compact design manufactured with a blackened brass body and bakelite eye pieces and lens holders. Engraved/stamped with small war department broad arrow mark on the centre hinge. Complete with khaki webbing neck strap. Optics on these are usable but are not clear the fornt lemse have faded to a green colour in storage, possibly could be cleaned?? Vg++ condition.