AN ANALYSIS OF OPHTHALMIC LENS DESIGN.
D005139:Eyeglasses; D006801:Humans; D009790:Occupations; D055095:Optics and Photonics; D009907:Optometry; D012030:Refractive Errors; D014785:Vision, Ocular
EYEGLASSES; OCCUPATIONS; OPTICS; OPTOMETRY; REFRACTIVE ERRORS; VISION