Assertion: class laser | /r/HasProperty | safe
Facets:
value: under reasonably foreseeable use
type: OTHER
Source sentences:
text: A Class 1 laser is safe under all conditions of normal use.
text: Class 1 lasers are the safest lasers.
text: A Class 2 laser is considered to be safe because the blink reflex (glare aversion response to bright lights) will limit the exposure to no more than 0.25 seconds.
text: Classification is based on calculations and determined by the AEL as with the ANSI standard, but the IEC standard also incorporates viewing conditions: Class 1 lasers are very low risk and "safe under reasonably foreseeable use", including the use of optical instruments for intrabeam viewing.
text: In fact they are so safe they can be purchased for home use without any restrictions.