The ornamental design for a lightfixture, as shown and described.
FIG. 1 is a perspective view of a light fixture in accordance with my design;
FIG. 2 is a side elevation view of the light fixture in accordance with my design, the opposite view being a mirror image of that shown;
FIG. 3 is a front elevation view of the light fixture in accordance with my design;
FIG. 4 is a back elevation view of the light fixture in accordance with my design;
FIG. 5 is a top plan view of the light fixture in accordance with my design; and,
FIG. 6 is a bottom plan view of the light fixture in accordance with my design.
The broken-line disclosure of elements is understood to represent portions of the article in which the design is embodied, but which form no part of the claimed design.
Features of the design include the shape and configuration of the article and the ornament applied to the article as shown in the draftsman's representations.