B2BCatalogPrism

b2bOpticLensCatalog→lensRanges→lensRange

B2BCatalogPrism

from
type	B2BCatalogDptValue
unity	dpt
occurs	0..1
description	Prism from; 0 when empty

to
type	B2BCatalogDptValue
unity	dpt
occurs	1
description	Prism to

<xs:complexType name="B2BCatalogPrism">
  <xs:sequence>
    <xs:element default="0" minOccurs="0" name="from" type="B2BCatalogDptValue"/>
    <xs:element name="to" type="B2BCatalogDptValue"/>
  </xs:sequence>
</xs:complexType>