Optische Werk A G Wetzlar Image by Simon Spiers. The original strap has seen better days, but is still pliable though fragile. Dienstglas 6x30 BMJ by Hensoldt & Sohne, M. The original carrying strap is included and is shown in the photos on its own as well as attached to the binoculars (red background). The current carrying strap attached to the binoculars is a reproduction which was added when the binoculars were displayed. of Braunschweig.The bottom edge of each of the lenses bodies have a small raised cut out bar designed to carry the carrying strap. These binoculars where made out of different materials such as Aluminium, Zinc. The first number (6) refers to the magnification and the second number (30) indicates the diameter of the objective lens (the light-gathering lens) in millimeters. 6×30 designates the capacity of the binoculars.
The right hand side ocular end body panel is well marked with the impressed designation, "Dienstglas 6x30 (Service Glasses), a serial number '319570' and the manufacturer's three letter code 'ddx' indicating manufacture by Voigtlander & Sohn A.-G. The most common type is the 6×30 strength Dienstglas. Dienstglas 6X30 Ddx S Serial Number On The Dienstglas 6X30 Ddx S Serial Number On. The central lens joining bracket with swivel, width adjustment is intact and still functions.
The optics are still fairly crisp and clear. The black and brown bakelite eye sockets are fully intact and focus adjustment still functions. /rebates/&252fdienstglas-6x30-ddx-serial-numbers. Original German WW2 6X30 Issued Field Binoculars Dienstglas Serial #319570 / Maker Marked - ddxFor sale is an excellent pair of German World War II 6x30 power binoculars with molded black and brown bakelite fittings and an ordnance tan painted finish.