The optometry in physical examinations is conducted manually at present and this method is neither precise nor efficient.

Causes of Low Vision After Phacoemulsification and Intraocular Lens Implantation in High Myopia with Cataract;

Evaluation of relationship between oscillatory potentials of flash electroretinogram before cataract operation and fudus changes and vision of type 2 diabetic patients after cataract operation;

Related factors for postoperative vision in diabetic cataract;

The effects of residual subretinal fluid after rhegmatogenous retinal detachment surgery on postoperative visual acuity;

The impact of different incisions on visual acuity and corneal refractivity after extracapsular cataract extraction;

Application of flash visual evoked potentials for preoperative estimation of visual acuity in eyes with dense cataract;

A Comparative Analysis on the Students Eyesight of Grade 2001 Students at Enrollment and Graduation from One University;

Investigation on Middle School Students Eyesight in Yicheng District in Zaozhuang,2004;

The Analysis of the Examination of 80 Pre-school Children Eyesight and Trachoma;

Study for the sight of children with range of ex-school age and the primary school grade one in some areas of China from 1993 to 2004 year;

Study of the Status of the Eyesight and Its Protection of 7336 Primary School Students in Heyuan City;

Results:Patients with saddle tumors may exhibit ocular symptoms and signs in the early stages,such as a decline or loss of sight,a defect in the visual field and changes in the eyeground,w.