Ophthalmic Instruments Inc. (OII) Serving The West Coast for Over 40 Years Ophthalmic Instruments Inc. offers prompt service, competitive prices, honesty, and a friendly staff. These are a few reasons OII has been one of the ophthalmic instrumentation leaders for over 40 years. Founded by Lou Shone in 1977, Lou and his family grew to be the largest ophthalmic dealer on the west coast before joining the Advancing Eyecare™ family in September 2019.