Laser safety googles (2020-1)

Set of red laser googles for the 450nm laser in the red casing.

Specs according to the seller:

1. Lens color: Red
2. Protective wavelength range: 200 nm - 560 nm
3. Protective characteristics: absorption, all-round, without direction
4. The visible light transmittance: > 55%
5. Optical density: > 5.0, (OD + 5, OD + 6)
6. Body material: PC