15 x 80 mm Straight-Through Binoculars
Nikko and Toko represent the two prominent brands of binoculars in Japan during WWII. These Japanese military giant big eye binoculars were widely used on naval ships for scanning the horizon for impending dangers. Diagrams of Japanese Navy vessels during WWII show 13 of these giants mounted on the deck. They were quite common in the collector market for 50 years after the war, but as collectors saw the value and beauty of these binoculars, they became harder to find. Nikko