The ornamental design for a projectorsystem, as shown and described.
FIG. 1 is a front view of the projector system;
FIG. 2 is a back view of the projector system;
FIG. 3 is a left side view of the projector system;
FIG. 4 is a right side view of the projector system;
FIG. 5 is front right perspective view of the projector system;
FIG. 6 is a front left perspective view of the projector system;
FIG. 7 is a front top perspective view of the projector system; and,
FIG. 8 is a front left bottom perspective view of the projector system.
The broken lines shown in the drawings are included for the purpose of illustrating portions of the projector system and form no part of the claimed design.