ATOM DX™ 40 μm pitch, rotary and linear, top exit readhead (1 μm resolution, no cable, 10-way JST (readhead connector) termination, 6 MHz clocked output, and 3-state alarm) for use with RCDM40 optical diameter ≥ 30.6 mm or RCLC40 glass spar scale | Renishaw Online Store