1.
Chinese Journal of Geriatrics
;
(12)2003.
Artigo
em Chinês
| WPRIM
| ID: wpr-538803
RESUMO
Objective To investigate the manifestation and the prevention means of video display terminal (VDT) visual fatigue in old people. Methods Conventional eye inspection were performed for 45 patients, including optical muscle movement, position of eye, confluence function and presbyopia. Results We found that the average difference between middle distance correcting lens and 33 cm reading distance from presbyopia correcting lens was about 0.52 DS( P