The binocular indirect ophthalmoscope which makes the eyeground picture cause which it uprights

摘要

This invention through the light condensing lens, regards the device which visualizes the eyeground indirectly. It can characterize this device, vis-a-vis the general indirect ophthalmoscope light weight and relatively with simple structure, it stands upright the picture of back of the eye it can see with that. Because of this, exist during training in order to utilize this device many troublesome problems to be able the fact that are evaded, it is not necessary the picture which is obtained to interpret, the doctor can decide the accurate position at the same time concerning whatever pathological change.