Binoculars - Busch 10 x 50.
Similar example available
A pair of German binoculars by Busch, ca 1950.
Made of aluminium, the instrument has a magnification of 10 x 50 and the oculars are inclined at 45° with filters. It is mounted on an adjustable aluminium and brass tripod stand.
A similar available example has a slightly larger magnification of 10 x 80 and is mounted on an adjustable wooden tripod stand.
Price range: under £10,000