title: [Perception of achromatic objects by persons with a sharp decrease in visual acuity].
mesh_terms: D000328:Adult; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D008875:Middle Aged; D011930:Reaction Time / Q000502:physiology; D014786:Vision Disorders / Q000503:physiopathology; D014787:Vision Tests; D014792:Visual Acuity
vernacular_title: Vospriiatie akhromaticheskikh ob''ektov u lits s rezkim ponizheniem ostroty zreniia.