<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31321562</termId><termName>prismatic lenses</termName><termType>PT</termType><termNote><![CDATA[ Plastic or glass elements used to change the direction of light by bending or refracting the rays in a specified pattern over an area, achieved by covering the surface of the lens with prisms that are arranged in a pattern designed to achieve the desired effect. ]]></termNote><termCreatedDate>2026-03-30 20:26:41</termCreatedDate><relation><relationType>UF</relationType><termId>31321563</termId><termName>lenses, prismatic</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31321564</termId><termName>prismatic lens</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306461</termId><termName>lenses</termName><termType>PT</termType></relation></term>  </Zthes>