The ornamental design for an optical forceps, as shown and described.
FIG. 1 is a front perspective view for an optical forceps according to the present invention.
FIG. 2 is a front view of the optical forceps of FIG. 1.
FIG. 3 is a rear view of the optical forceps of FIG. 1.
FIG. 4 is a left side view of the optical forceps of FIG. 1.
FIG. 5 is a right side view of the optical forceps of FIG. 1.
FIG. 6 is a top view of the optical forceps of FIG. 1; and,
FIG. 7 is a bottom view of the optical forceps of FIG. 1.
The broken lines shown represent unclaimed subject matter and form no part of the claimed design.
The optical forceps are shown with symbolic breaks. The appearance of any portion of the article between the break lines forms no part of the claimed design.