title: A medical filter for observing the solar system.
authors.forename: J H
authors.initials: JH
authors.lastname: McWhorter
mesh_terms: D001256:Astronomy / Q000295:instrumentation*; D005374:Filtration / Q000295:instrumentation*; D006801:Humans; D055095:Optics and Photonics / Q000295:instrumentation*