| Window Code | Material | Transmission | Wavelength Range | Wedge Angle | Detector Series |
| WA | AMTIR | > 74% | 0.8µm - 6.0µm | 20' | J10D |
| WB | Si (Coated) | > 92% | 1.3µm - 6.0µm | None | J10D |
| WD | Ge (Coated) | > 90% | 7.8µm - 12.8µm | None | J15D12 |
| WE | Ge (Coated) | > 95% | 2.0µm - 14.0µm | None | J15D12, J15D14 |
| WG | Sapphire | > 85% | 0.4µm - 6.0µm | 20' | J10D, J16D |
| WI | ZnSe | > 74% | 0.5µm - 20µm | 20' | J15D12, J15D14, J15D16 |
| WJ | ZnSe | > 74% | 0.5µm - 20µm | 20' | J15D12, J15D14, J15D16 |
| WK | KRS-5 | > 72% | 0.5µm - 40µm | 20' | J15D22 |