title: Understanding aberrations by using double-pass techniques.
authors.affiliation: Departamento de Física, Universidad de Murica, Spain. pablo@um.es
authors.forename: P
authors.initials: P
authors.lastname: Artal
mesh_terms: D000065:Accommodation, Ocular / Q000502:physiology; D000328:Adult; D000368:Aged; D000375:Aging / Q000502:physiology; D015350:Contrast Sensitivity / Q000502:physiology*; D003941:Diagnostic Techniques, Ophthalmological; D006801:Humans; D008875:Middle Aged; D012030:Refractive Errors / Q000503:physiopathology*; D012160:Retina / Q000502:physiology; D014792:Visual Acuity / Q000502:physiology*