AIM:To study the effect of mental health status and social support of low vision patients. METHODS:Totally 105 patients with low vision were tested as random samples taken from the First Affiliated Hospital of the General Hospital of PLA, Beijing Tongren Hospital and China Academy of Traditional Chinese Medicine Eye Hospital. General information inventory, Symptom Check List-90 (SCL-90) and Social Support Rate Scale (SSRS) were adopted. RESULTS：(1) Compared with normal model, average scores of nine factors in SCL-90 were significantly different except for interpersonal relationship (P<0.01 or P<005). (2) Scores of interpersonal relationship, anxieties, hostility, crankiness, and mental disease among various age groups were different. And there was statistical difference (P<0.05). (3) A negative correlation was found between social support dimension and subjective support dimension through the correlation studies. CONCLUSION ：Mental health problems exist in patients with low vision and inadequate social support could be felt subjectively. Mental nursing should be attached importance to patients with low vision.