We claim the ornamental design for a hinge for spectacles, as shown and described.
FIG. 1.1 is a bottom view of a first hinge for spectacles illustrating an embodiment of our new design, with a mirror image of FIG. 1.1 being the top view of a second hinge for spectacles;
FIG. 1.2 is a left side, top perspective view of the first hinge for spectacles illustrating an embodiment of our new design, with a mirror image of FIG. 1.2 being the right side, bottom perspective view of the second hinge for spectacles;
FIG. 1.3 is a left side, bottom perspective view of the first hinge for spectacles illustrating an embodiment of our new design, with a mirror image of FIG. 1.3 being the right side, top perspective view of the second hinge for spectacles;
FIG. 1.4 is a left side view of a first hinge for spectacles illustrating an embodiment of our new design, with a mirror image of FIG. 1.4 being the right side view of the second hinge for spectacles;
FIG. 2.1 is a left side, bottom perspective view of the second hinge for spectacles illustrating an embodiment of our new design, with a mirror image of FIG. 2.1 being the right side, top perspective view of the first hinge for spectacles; and
FIG. 2.2 is a back side, bottom perspective view of the second hinge for spectacles illustrating an embodiment of our new design, with a mirror image of FIG. 2.2 being the front side, top perspective view of the first hinge for spectacles.
The broken lines in the drawing views illustrate portions of the hinge for spectacles that form no part of the claimed design.