The ornamental design for an eyeglasscleaner, as shown and described.
FIG. 1 is a front perspective view of an eyeglass cleaner showing my new design, the broken line showing of a partial eyeglass is for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a left side elevational view, the right side elevational view being a mirror image thereof;
FIG. 3 is a front end elevational view;
FIG. 4 is a top view, the bottom view being a mirror image thereof; and,