Electroophthalmoscopy is a method of examining the fundus of the eye using a computer electrooculograph (electro-ophthalmic device) equipped with electrodes. Its principles have little to do with refractive examination of the eye. Electroophthalmoscopic examination also has another examination principle - recording the electrical reaction. Conclusions are drawn based on the results of the electroretinogram. This is a reflection of changes that occur in the retina. But electroophthalmoscopy is performed not after vision correction, but before it. The need for such a procedure is fully justified in cases where it is necessary to quickly confirm the diagnosis. For example, is it necessary to prescribe glasses to a child after an eye diagnosis? And all this in one or two studies. After this, you can begin spectacle correction. To conduct electroophthalmoscopy, one set of special glass electrodes and 5-7 minutes of time is enough. The study is harmless to the child, because