<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31420536</termId><termName>flash triggers</termName><termType>PT</termType><termNote><![CDATA[ Electronic devices that trigger electronic flashes remotely. These may be connected to the flash units via wire or wireless means, usually radio frequency. ]]></termNote><termCreatedDate>2026-03-30 20:53:18</termCreatedDate><relation><relationType>UF</relationType><termId>31420537</termId><termName>flash trigger</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31420538</termId><termName>triggers, flash</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31386072</termId><termName>flash equipment</termName><termType>PT</termType></relation></term>  </Zthes>