Encoder using light to measure position.

Air-powered actuator for Z-axis movement.

High-accuracy Z-axis positioning mechanism.

Hardware securing a Z-axis probe.

Encoder reporting an absolute Z position.

Fluid-powered actuator for Z-axis movement.

Z-axis stage adjusted manually.

Flexible chain guiding Z-axis cables.

Encoder reporting relative movement increments.

Actuator producing linear Z-axis displacement.