FIG. 1 is a top, front perspective view of a back-up camera showing my new design.

FIG. 2 is a bottom perspective view of the back-up camera of FIG. 1.

FIG. 3 is a front view of the back-up camera of FIG. 1.

FIG. 4 is a rear view of the back-up camera of FIG. 1.

FIG. 5 is a left-side view of the back-up camera of FIG. 1.

FIG. 6 is a right-side view of the back-up camera of FIG. 1.

FIG. 7 is a top view of the back-up camera of FIG. 1; and,

FIG. 8 is a bottom view of the back-up camera of FIG. 1.

The broken line showing of a cord is for illustrative purposes only and forms no part of the claimed design.