| 摘要 |
Retroreflector for the reflection of electromagnetic rays suitable for destroying by reflection or absorption electromagnetic radiation, which could lead to a lasting detrimental influencing of magnetic or other data carriers. The retroreflector is constructed as a flat article formed from a base layer of metallic, juxtaposed reflectors with filter coatings applied thereto formed from a suitable metallic material and provided with a top coating on a bottom surface and a top surface. |
