Assertion: laser's beam | /r/HasProperty | viewed with telescope
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Source sentences:
text: A Class 1M laser system is considered to be incapable of producing hazardous exposure conditions during normal operation unless the beam is viewed with an optical instrument such as an eye-loupe ( diverging beam ) or a telescope ( collimated beam ), and is exempt from any control measures other than to prevent potentially hazardous optically aided viewing; and is exempt from other forms of surveillance.