referenceHeight (HeightReferences)

b2boptic → items → item → pair → lens → centration → height

values	description
OVERBOX
OVERSHAPE

<xs:simpleType name="HeightReferences">
  <xs:restriction base="xs:string">
    <xs:enumeration value="OVERBOX" />
    <xs:enumeration value="OVERSHAPE" />
  </xs:restriction>
</xs:simpleType>