FIG. 1 is a perspective view, showing the top, left side and front side, of a sensor of the present invention, with no claim made to the portions illustrated in phantom;

FIG. 2 is a top view of the sensor of FIG. 1;

FIG. 3 is a back side view of the sensor of FIG. 1;

FIG. 4 is a front side view of the sensor of FIG. 1;

FIG. 5 is a left side view of the sensor of FIG. 1; the right side view being a mirror image of the left side view;

FIG. 6 is a bottom view of the sensor of FIG. 1;

FIG. 7 is a perspective view, showing the top, left side and front side, of a sensor of the present invention, with no claim made to the portions illustrated in phantom;

FIG. 8 is a top view of the sensor of FIG. 7;

FIG. 9 is a back side view of the sensor of FIG. 7;

FIG. 10 is a front side view of the sensor of FIG. 7;

FIG. 11 is a left side view of the sensor of FIG. 7; the right side view being a mirror image of the left side view; and,

FIG. 12 is a bottom view of the sensor of FIG. 7.