SPECULAR MICROSCOPE TESTS ENDOTHELIAL CELLS OF THE CORNEA.THE COUNT GRADING IS PERFORMED TO ASSESS THE QUALITY OF THE CORNEA AND ITS EFFECTIVENESS. SLIT LAMP MICROSCOPE ASSESSES THE 5 LAYERS OR FOLDS IN THE CORNEA. IT GIVES A REPORT ON THE WATER CONTENT PRESENT IN IT (EDEMA), DEFECTS, RUPTURE OF EPITHELIUM ETC. THE STERILISATION CHAMBER IS THE INSTRUMENT USED TO STERILIZE THE CORNEA RETRIEVAL EQUIPMENT.