B2BCatalogCenteringVisualDirections

b2bOpticLensCatalog→lensGeos→lensGeo→multifocal→progressive

values	description
ZEROGAZE
PRINCIPAL

<xs:simpleType name="B2BCatalogCenteringVisualDirections">
  <xs:restriction base="xs:string">
    <xs:enumeration value="ZEROGAZE"/>
    <xs:enumeration value="PRINCIPAL"/>
  </xs:restriction>
</xs:simpleType>