Functional features

Replace different fundus lesions slide to simulate common clinical fundus lesions, including:1. Normal retina;2. Senile macular degeneration / vitreous wart;3. Central retinal vein occlusion;4. Hypertensive retinopathy;5. Optic papilledema;6. Optic disc depression;7. Optic atrophy;8. Mild background diabetic retinopathy;9. Background (simplex) diabetic retinopathy;10. Pre proliferative diabetic retinopathy 1;11. Pre proliferative diabetic retinopathy 2;12. Proliferative diabetic retinopathy;13. Diabetic retinopathy;It is easy to replace and operate;It is conducive to repeated comparative observation.