Diopsys System Electrophysiology Vision Testing; NOVA ERG and VEP, 3 years old, As new condition. Provides objective measurements of macular and retinal ganglion cell function. Helpful in the analysis of age related macular degeneration, diabetic macular edema, diabetic retinopathy, toxic maculopathies (Plaquinil), optic nerve diseases, glaucoma and many other indications. Fully functional.
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