The ornamental design for a lenscleaner, as shown and described.
FIG. 1 is a perspective view of a lens cleaner showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof drawn to an enlarged scale; and,
FIG. 7 is a top plan view thereof drawn to an enlarged scale.
The dotted lines throughout all the figures are intended to show features that are environmental only and form no part of the claimed design. In addition, there are broken lines in FIGS. 1, 2 and 3 that define bounds of the claimed design in which the area therein form no part thereof.