ATOM DX™ 40 μm pitch, rotary, cabled readhead (1 μm resolution, 1.5 m cable, 15-way D-type (standard pin-out) termination, 40 MHz clocked output, and line driven alarm) for use with RCDM40 optical diameter ≥ 15.2 mm to < 19.7 mm | Renishaw Online Store