South Dakota Administrative Rules
Title 67 - Department of Social Services
Article 67:16 - Covered medical services
Chapter 67:16:08 - Optometric and optical services
Section 67:16:08:01 - Definitions

(1) "Amblyopia," the condition that exists when there is reduced vision in an eye because it did not receive adequately focused retinal stimulus during early childhood;

(2) "Anisometropia," the difference in the refractive power of the two eyes;

(3) "Aphakia," the absence of an eye's lens;

(4) "Diopter," the unit of refractive power of lenses;

(5) "Irregular astigmatism," the condition in which the curvature in different parts of the same meridian of the eye varies or in which successive meridians differ irregularly in refraction;

(6) "Myopia," that error of refraction in which rays of light entering the eye parallel to the optic axis are brought to focus in front of the retina;

(7) "Optician," a supplier of eyeglasses as prescribed by an optometrist;

(8) "Optometric and optical care services," prescriptive, diagnostic, dispensing, or therapeutic services provided by an optometrist, optician, or optical company;

(9) "Optometrist," an individual who practices optometry as defined in SDCL 36-7-1 or an individual licensed to practice optometry under the laws of another state; and

(10) "Therapeutic," healing, curative.