Magnifier

FIG. 1 is a front, left and top perspective view of a magnifier showing my design; FIG. 2 is a rear, right and bottom perspective view thereof; FIG. 3 is a front elevation view thereof; FIG. 4 is a rear elevation view thereof; FIG. 5 is a left-side elevation view thereof; FIG. 6 is a right-side elevation view thereof; FIG. 7 is a top plan view thereof; and, FIG. 8 is a bottom plan view thereof. The lightened, low contrast areas bounded by the broken lines shown in the figures depict portions of the magnifier that form no part of the claimed design.