Calibration device

Description

FIG. 1 is a first perspective view of a calibration device showing our new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged view of a circled portion 9 of FIG. 1; and,

FIG. 10 is an enlarged view of a circled portion 10 of FIG. 1.

The broken lines depict portions of the calibration device in which the design is embodied that form no part of the claimed design.

Claims

We claim the ornamental design for a calibration device, as shown and described.