US D494610 S1
FIG. 1 is a perspective view of my design for a viewer showing the viewing portal;
FIG. 2 is a side elevation of the viewer of FIG. 1, of which the opposite side is a mirror image and therefore not shown;
FIG. 3 is a front elevation of the viewer of FIG. 1 showing the viewer portal; and,
FIG. 4 is a rear elevation of the viewer of FIG. 1 showing the portal for receiving light.
FIG. 5 is a partial cross-section taken along lines 5—5 in FIG. 2. The subject matter shown in broken lines is not part of the claimed design.