Founded in 1911 as Yamamoto Spectacle Lens Manufacturing, Yamamoto Kogaku Ltd specialised in dust-proof glasses and lenses and later aviation eyewear for the Japanese airforce.

SWANS rebrands and continues to develop its swimming goggles with the SW-1 goggle became its first mass produced product.

In 1983 SWANS releases its first pair of prescription goggles. In 1986 SWANS then released swimming goggles with anti fog and prescription lens technology.

SWANS releases its first competitive swimming goggle. With no silicone gasket the Swedish style goggle reduces resistance in the water.

SWANS develops its premium anti-fog coating - making goggles clearer in the water for longer.