Filter Adapter

FIG. 1 is a front, left and bottom perspective view of a filter adapter showing our new design;

FIG. 2 is a rear, right and top perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The evenly broken lines illustrate portions of the article that form no part of the claimed design. The claim extends to only the shaded areas of the design.