Grouped electrical cables serving Z-axis hardware.

Display indicating current Z-axis position.

Precision stage driven by piezoelectric actuators.

Electronics controlling a Z-axis motor.

Circuit board controlling Z-axis mechanisms.

Flexible mechanism enabling controlled Z-axis movement.

Controller powering and regulating a Z-axis servo.

Board connecting Z-axis hardware to a controller.

Precision positioning stage using flexures.

Mechanical guide for Z-direction movement.