The ornamental design for a camera, as shown and described.
FIG. 1 is a front, right and top perspective view of a camera showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left-side elevational view thereof;
FIG. 5 is a right-side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and
FIG. 8 is a front, right and top perspective view thereof, with a cover that slides on the camera, the cover is shown in dash-dot-dot lines for environmental purposes only and forms no part of the claimed design.
The broken lines depict portions of the camera in which the design is embodied that are not considered part of the claimed design.