Manufacturer's product?specifications:- All-direction、 all-angle?professional safety protection eyeglasses- Filters harmful light waves between 150~340nm and 610~700nm - Designed protect eyes?from high powered red lasers- Protected laser types: He-Ne- Other light penetration rate: >30%- Laser filter capability: He-Ne laser power reduction of 100+ times Dimensions: 6.42 in x 2.44 in x 1.85 in
Weight: 3.81 oz