Assertion: laser's power | /r/HasProperty | accessible radiant
Facets:
Source sentences:
text: Ultraviolet and infrared lasers and laser systems that can emit accessible radiant power in excess of the Class 3a AEL during any emission duration within the maximum duration inherent in design of the laser or system, but that cannot emit an average radiant power in excess of 0.5 W for greater than or equal to 0.25 s or cannot produce a radiant energy greater than 0.125 J within an exposure time > 0.25 s.