Durable polystyrene 12"L x 10"W signs provide safety warnings for laser work areas.
- HeNe Laser yellow background with black printing that reads "Caution - HeNe Laser - Do Not Stare Directly Into Beam"
- Danger-Laser white background with black printing that reads "Danger - Laser Beam Knock Before Entering"
- Laser Area Sign yellow background with black printing that reads "Caution - Laser Area"