Substrate and Window Type | Wavelength Range | Available AR Coatings | Reflectance over AR Coating Rangea | Transmission Data | Reflectance Data |
Sapphire: Flat or Wedged | 150 nm - 5.0 μm | Uncoated | - |  Raw Data | - |
-D Coating, 1.65 - 3.0 µm | Ravg < 1.0% at 0° AOI |  Raw Data |  Raw Data |
-E1 Coating, 2.0 - 5.0 µm | Ravg < 1.50%, Rabs < 3.0% (per Surface, 2.0 - 5.0 µm); Ravg < 1.75% (per Surface, 2.0 - 4.0 µm) at 0° AOI |  Raw Data |  Raw Data |
Calcium Fluoride (CaF2): Flat or Wedged | 180 nm - 8.0 μm | Uncoated | - |  Raw Data | - |
-D Coating, 1.65 - 3.0 µm | Ravg < 1.0%; Rabs < 2.0% at 0° AOI |  Raw Data |  Raw Data |
UV Fused Silica: Flat, Wedged, V-Coated Flat, or V-Coated Wedged | 185 nm - 2.1 μm | Uncoated (Flat or Wedged) | - |  Raw Data | - |
-UV Coating, 245 - 420 nm or 290 - 370 nm (Flat); 245 - 400 nm (Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C3 Coating, 261 - 266 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C6 Coating, 350 - 450 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-A Coating, 350 - 700 nm (Flat or Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-B Coating, 650 - 1050 nm (Flat or Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C Coating, 1050 - 1700 nm (Flat or Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
Magnesium Fluoride (MgF2): Flat or Wedged | 200 nm - 6.0 μm | Uncoated | - |  Raw Data | - |
Barium Fluoride (BaF2): Wedged (Flat BaF2 Windows Available Below) | 200 nm - 11 µm | Uncoated | - |  Raw Data | - |
-E1 Coating, 2 - 5 µm | Ravg < 1.25%; Rabs < 2.5% at 0° AOI |  Raw Data |  Raw Data |
UV Fused Silica, for 45° AOI: Flat or Wedged | 250 nm - 1.6 µm | Coating for 250 nm - 450 nm | Ravg < 1.0% at 45° AOI |  Raw Data |
Coating for 350 nm - 1100 nm | Ravg < 2.0% at 45° AOI |  Raw Data |
Coating for 400 nm - 700 nm | Ravg < 1.0% at 45° AOI |  Raw Data |
Coating for 600 nm - 1700 nm | Ravg < 1.5% at 45° AOI |  Raw Data |
Coating for 700 nm - 1100 nm | Ravg < 1.0% at 45° AOI |  Raw Data |
Coating for 1200 nm - 1600 nm | Ravg < 1.0% at 45° AOI |  Raw Data |
Infrasil®: Flat | 300 nm - 3 µm | Uncoated | - |  Raw Data | - |
N-BK7: Flat, Wedged, V-Coated Flat, or V-Coated Wedged | 350 nm - 2.0 μm | Uncoated (Flat or Wedged) | - |  Raw Data | - |
-A Coating, 350 - 700 nm (Flat or Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C7 Coating, 400 - 700 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C10 Coating, 523 - 532 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C11 Coating, 610 - 860 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-B Coating, 650 - 1050 nm (Flat or Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C13 Coating, 700 - 1100 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C14 Coating, 1047 - 1064 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C15 Coating, 523 - 532 nm & 1047 - 1064 nm (V-Coated) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
-C Coating, 1050 - 1700 nm (Flat or Wedged) | Ravg < 0.5% at 0° AOI | - |  Raw Data |
Zinc Selenide (ZnSe): Flat or Wedged | 600 nm - 16 µm | Uncoated | - |  Raw Data | - |
-D Coating, 1.65 - 3.0 µm | Ravg < 1.0%; Rabs < 2.0% at 0° AOI |  Raw Data |  Raw Data |
-E4 Coating, 2 - 13 µm (Only Flat) | Ravg < 3.5%; Rabs < 6% at 0° AOI |  Raw Data |  Raw Data |
-E2 Coating, 4.5 - 7.5 µm (Only Flat) | Ravg < 1.0%; Rabs < 2.0% at 0° AOI |  Raw Data |  Raw Data |
-E3 Coating, 7 - 12 µm (Only Wedged) | Ravg < 1.0%; Rabs < 2.0% at 0° AOI |  Raw Data |  Raw Data |
-G Coating, 7 - 12 µm (Only Flat) | Ravg < 1% at 0° AOI |  Raw Data |  Raw Data |
Silicon (Si): Flat or Wedged | 1.2 - 8.0 μm | Uncoated | - |  Raw Data | - |
-E1 Coating, 2 - 5 µm (Only Wedged) | Ravg < 1.25%; Rabs < 2.5% at 0° AOI |  Raw Data |  Raw Data |
-E Coating, 3 - 5 µm (Only Flat) | Ravg < 2% at 0° AOI |  Raw Data |  Raw Data |
Germanium (Ge): Flat or Wedged | 2.0 - 16 μm | Uncoated | - |  Raw Data | - |
-C9 Coating, 1.9 - 6 µm (Only Flat) | Ravg < 2% at 0° AOI |  Raw Data |  Raw Data |
-G Coating, 7 - 12 µm (Only Flat) | Ravg < 1% at 0° AOI |  Raw Data |  Raw Data |
-E3 Coating, 7 - 12 µm (Only Wedged) | Ravg < 1.0%; Rabs < 2.0% at 0° AOI |  Raw Data |  Raw Data |
Barium Fluoride (BaF2): Flat (Wedged BaF2 Windows Available Above) | 3 - 5 μm | -E Coating, 3 - 5 µm | Ravg < 2% at 0° AOI |  Raw Data |  Raw Data |