Assertion: pointer's power | /r/CapableOf | click blue link
Facets:
Source sentences:
text: If you have a Class 3B or IIIB laser (power between 5 mW and 500 mW (1/2 watt)), click the blue link for a PDF sheet about safe use:
text: If you have a Class 4 or IV laser (power above 500 mW (1/2 watt)), click the blue link for a PDF sheet about safe use: