Characteristics:

First invented in Chinese ophthalmology industry.

Practical.Preoperative and postoperative eyesight of cataract patient could be measured accurately.

Special optical system is adopted to make the light easily permeate cataract layer and enter the fundus of patient.

Four kinds of vision chart:E word, letter,number and pattern.

With the special inspection of correction of test piece and astigmatism.

Novel and smart outlook.It can be connected with slit lamp for more eye inspections.

Applicable Scope :

The measuring result of traditional eyesight chart is affected by various factors: thickness of medium, ametropia,transparency and regulation of cornea. Usually, cataract patients also has various fundus disease.The product can measure the preoperative sight ,myopia,hyperopia of cataract patient. Also,it can accurately predict the improved sight after implanting IOL according to patient’s age and preoperative sight.