[The study on the factors for the near and far accommodation. I].
D000065:Accommodation, Ocular / Q000187:drug effects*; D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D009216:Myopia / Q000503:physiopathology; D009887:Ophthalmoscopy; D010277:Parasympathomimetics / Q000494:pharmacology*; D013566:Sympathomimetics / Q000494:pharmacology*; D014792:Visual Acuity
D010277:Parasympathomimetics; D013566:Sympathomimetics