A working drum sextant made by the German firm VEB FREIBERGER PRAZISIONSMECHANIK
for Carl Zeiss Zena Ltd dated 1974.
It is in pristine condition, boxed with a key and with the original instruction manual.
This sextants improved design followed on from the vernier sextants.
Measures 33cm wide x 28.5 d x 16.5 h
Weight 4kgs