FIG. 1 is a perspective view of an embodiment of a stud finder with a laser line generating device shown in phantom line, showing my design;

FIG. 2 is a left-side elevational view of the embodiment of FIG. 8;

FIG. 3 is a top plan view of the embodiment of FIG. 8;

FIG. 4 is a front elevational view of the embodiment of FIG. 8; and,

FIG. 5 is a rear elevational view of the embodiment of FIG. 8.

The dotted lines in FIGS. 1-5 are for environmental purposes only and form no part of the claimed design. The bottom is plain and unornamented.