HYDRATION TREATMENT METHOD FOR HYDROUS CONTACT LENS AND INJECTION NOZZLE USED FOR THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a treatment method which sufficiently performs the hydration treatment or cleaning treatment of a hydrous contact lens and prevents direct contact with the lens containing water. SOLUTION: This treatment method for treating the hydrous contact lens comprises housing the hydrous contact lens in a dry state into a case 2 made of a resin having a recessed part capable of housing the hydrous contact lens and subjecting the hydrous contact lens 3 to hydrous swelling in this case, in which a suitable amount of a hydrous treating liquid is injected into the side wall section in the case in a first stage and is then injected from the upper part of the case in a second stage.