The ornamental design for a cap for opticalfiberconnectors, as shown and described.
FIG. 1 is a perspective view of a cap for an optical fiber connectors;
FIG. 2 is another perspective view thereof, illustrating the cap in use;
FIG. 3 is a front side elevation view thereof;
FIG. 4 is a back side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a left side elevation view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom view thereof.
The dash-dash broken lines shown represent portions of the cap for optical fiber connectors that form no part of the claimed design. Where the dash-dot broken lines abut the shaded surface it is understood that those broken lines represent an unclaimed boundary between claimed and unclaimed surfaces. None of the broken lines form any part of the claimed design.