Coincidence and halving adjustments
Rangefinder centre prism, strip field type
Centre separating prism for Barr and Stroud rangefinder
1920
Inner tube of Marindin 90cm base rangefinder
Inner tube of Barr and Stroud 2-metre base rangefinder
1920
Part of optical range-finder, British, 1900
1900
Hand rangefinder, from Hitler's Yacht, "Aviso Grille"
1933-1939
Accessory for 3-ft hand rangefinder
1933-1939
Part of optical range-finder, British, 1902-1904
1900
Coincidence adjustment optics
Hand range-finder, from Hitler's Yacht, "Aviso Grille" with case and accessory
1933-1939
Optical range-finder, British, 1902-1904
1900
Part of optical range-finder, British, 1902-1904
1900