<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">telescopes</topic></authority><related type="narrower"><topic>radio telescopes</topic></related><related type="narrower"><topic>navigational telescopes</topic></related><related type="broader"><topic>optical instruments</topic></related><variant type="other"><topic>telescope</topic></variant> <note xml:lang="en"><![CDATA[ Optical instruments for viewing distant objects by means of the refraction of light rays through a lens or the reflection of light rays by mirrors, so that the rays enter an opening and converge to form an image seen through a magnifying eye piece, or by other electronic means. ]]></note></mads>