Rare optical reticle lighting for MGZ40 marked ddv

Original cable for the optical reticle lighting for the optics such as the MGZ40. The cable is in good complete, undamaged condition and is a rare piece to find, especially in good condition. The light is marked ddv indicating production by Oculus, Spezialfabrik opthaltmoligischer Instrumente, Berlin N4, Chausseestrasse 8