The ornamental design for a lightfixture, as shown and described.
FIG. 1 is an isometric view of a top, front, and right side of an ornamental design for a light fixture;
FIG. 2 is a front elevational view of the light fixture of FIG. 1;
FIG. 3 is a rear elevational view of the light fixture of FIG. 1;
FIG. 4 is a left side elevational view of the light fixture of FIG. 1;
FIG. 5 is a right side elevational view of the light fixture of FIG. 1;
FIG. 6 is a top plan view of the of the light fixture of FIG. 1;
FIG. 7 is a bottom plan view of the light fixture of FIG. 1; and,
FIG. 8 is a cross sectional view of the light fixture of FIG. 1 taken through line 8-8 of FIG. 2.
The dash-dash-dash lines are included for the purpose of illustrating portions of the light fixture that form no part of the claimed design. The dash-dot-dash broken lines are included for the purpose of illustrating boundary lines and form no part of the claimed design. The oblique shade lines depict a transparent or translucent surface or material.