The ornamental design for an operationpanel for a projector, as shown and described.
FIG. 1 is a front, right side, top perspective view of a projector 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 view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof
FIG. 7 is a bottom plan view thereof;
FIG. 8 is an enlarged view thereof, as seen in FIG. 2; and,
FIG. 9 is an enlarged perspective view thereof, as seen in FIG. 1.
The broken line showing portions of an operation panel for a projector is included for the purpose of illustrating environmental structure and forms no part of the claimed design.