It changes so workers don't need to. The days of buying indoor and outdoor safety eyewear are over. Let there be light. Let there be dark. Let there be Smart Lens photochromic eyewear.

• Meets traffic signal recognition requirements of ANSI Z80-0.3-2001
• Changes from dark to clear in 35 seconds
• Clear state allows for 77.5% light transmission
• Changes from clear to dark in 8 seconds
• Reduces sun glare allowing just 22% light transmission
• Meets ANSI Z87.1-2003 high impact requirements

Safety directors should assess their particular workplace and make all people wearing Smart Lens photochromic eyewear aware of the time required for the lens transition. Special care should be taken when moving from outdoors to indoors. Outdoor temperatures may affect lens transition time.

Case of 5.