title: [One necessary condition for selecting optimal eyeglasses].
authors.forename: V V
authors.initials: VV
authors.lastname: Volkov
mesh_terms: D000065:Accommodation, Ocular; D005139:Eyeglasses / Q000592:standards*; D006801:Humans; D009907:Optometry / Q000592:standards; D012030:Refractive Errors / Q000503:physiopathology / Q000534:rehabilitation*
vernacular_title: Ob odnom nepremennom uslovii dlia podbora optimal'nykh ochkov.