Optical distortion projector

In robot mode Mixmaster is armed with an optical distortion projector that confuses his enemies.

Fiction

Marvel The Transformers comics

Mixmaster's shoulder-mounted optical distortion projector which bent light waves, disorienting the vision of anyone caught in its field. Mixmaster's Universe profile

Dreamwave Generation One continuity

Mixmaster's head-mounted optical distortion projector disrupted its targets' vision. Mixmaster's More than Meets the Eye profile