Sae Jong Optical Co., established in 1990, is one of the leading optical frame manufacturers and exporters in Korea. You'll find out that our well-organized production system provides you with satisfying quality at reasonable price. Sae Jong Optical is well known for its brands Ogis, Masao and O'dysey, trendy optical frames that comes in a variety of designs and materials such as titanium, aluminum, memory, stainless steel, monel and 24% nickel silver with various kinds of hinges and stylish temples. We acquired an ISO14001 Certificate-Environment Management System in 2002.