title: Theory and calibration of the Schiotz tonometer. 3. Friction between tonometer footplate and cornea.
mesh_terms: D003315:Cornea; D005465:Fluorocarbon Polymers; D006801:Humans; D008153:Lubrication; D008722:Methods; D008899:Mineral Oil; D012965:Sodium Chloride; D013193:Stainless Steel; D014065:Tonometry, Ocular / Q000592:standards*
chemical_list: D005465:Fluorocarbon Polymers; D013193:Stainless Steel; D012965:Sodium Chloride; D008899:Mineral Oil