Okla. Stat. tit. 59 § 582
There is hereby re-created, to continue until July 1, 2026, in accordance with the provisions of the Oklahoma Sunset Law, the Board of Examiners in Optometry. This Board shall consist of five (5) persons, four of whom shall possess sufficient knowledge of theoretical and practical optics to practice optometry, be duly licensed as optometrists, and who shall have been residents of this state actually engaged in the practice of optometry for at least five (5) years. The term of each licensed optometrist member of the Board, one being appointed each year, shall be five (5) years, or until a qualified successor is appointed. The lay member of the Board shall serve a term coterminous with that of the Governor and shall serve at the pleasure of the Governor. The Governor is hereby authorized to appoint a member of the Board of Examiners in Optometry at the expiration of any term or whenever, for any reason, a vacancy may occur on the Board. Vacancies shall be filled for the unexpired term only.
Okla. Stat. tit. 59, § 582