14
Laser aperture and warning labels on the projector
WARNING
Always wear laser protection glasses (that meet the following conditions) while working to protect your eyes.
<Requirements for laser protection glasses>
• Optical density: Red (465nm) OD4 or higher, Green (532nm) OD4 or higher, Blue (640nm) OD4 or higher
• Transmissivity of visible light: 4.5% or higher
Label A
Laser aperture (Class 4)
Label B
Important Information (for NC1440L-A)