Holographic filter to negate the effect of cataract.
D002386:Cataract; D005374:Filtration / Q000295:instrumentation*; D006696:Holography / Q000295:instrumentation*; D006801:Humans; D066298:In Vitro Techniques; D008722:Methods; D055095:Optics and Photonics; D014785:Vision, Ocular