Metal Velvet has low resistance to abrasion and all surface contact should be avoided without proper equipment.
Product Type | Metal Velvet™ | Lambertian Black™ | MaxiBlack™ | Spectral Black™ | Hexa-Black™ |
Key Features | Low reflectance of ~1% | High absorption at grazing angles | Thin polyimide, nonconductive substrate | Semi-specular finish | Ultra-high absorption at grazing angles |
Substrate Material | Aluminum | Stainless Steel | Polyimide (Kapton) | Aluminum | Aluminum Honeycomb |
Substrate Thickness | 120µm | 100µm | 75µm | 130µm | 2mm |
Appearance | Diffusive | Highly Diffusive | Diffusive | Specular | Diffusive 3D Structure |
Typical Spectral Range | EUV - FIR | EUV - FIR | UV - MWIR | VIS - MWIR | EUV - FIR |
AOI Range | 0 - 60° | 0 - 80° | 0 - 60° | 0 - 45o | 0 - 88° |
Reflectance @ 0° AOI | ~1% | ~1.5% | ~2.5% | ~2% | ~1.5% |
Abrasion Resistance | Light | Moderate to High | Moderate | Moderate | Moderate |
Cleanliness | Class 10000 - ISO 7 | Class 100 - ISO 5 | Class 100 - ISO 5 | Class 100 - ISO 5 | Class 10000 - ISO 7 |
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