<xs:element name="AxisName" type="xs:token">
  <xs:annotation>
    <xs:documentation>The AxisName element is the name of the user defined axis.</xs:documentation>
  </xs:annotation>
</xs:element>

<xs:complexType name="UserDefinedAxisType">
  <xs:annotation>
    <xs:documentation>The UserDefinedAxisType defines an axis for a 3 dimensional coordinate system.</xs:documentation>
  </xs:annotation>
  <xs:complexContent>
    <xs:extension base="LinearOrRotaryAxisType">
      <xs:sequence>
        <xs:element ref="Attributes" minOccurs="0">
          <xs:annotation>
            <xs:documentation>The optional Attributes element contains user defined attributes that define the first axis (typified, binary array, or XML structured).</xs:documentation>
          </xs:annotation>
        </xs:element>
        <xs:element name="AxisName" type="xs:token">
          <xs:annotation>
            <xs:documentation>The AxisName element is the name of the user defined axis.</xs:documentation>
          </xs:annotation>
        </xs:element>
      </xs:sequence>
    </xs:extension>
  </xs:complexContent>
</xs:complexType>