T-WG70530-E4 - Ø1/2" ZnSe Broadband Precision Window, AR Coated: 2 - 13 µm
T-WG70530-E4 - Ø1/2" ZnSe Broadband Precision Window, AR Coated: 2 - 13 µm
- 1/2" and 1" Diameters Available
- Uncoated Windows for Visible and IR Applications in the 600 nm - 16 µm Spectral Range
- AR-Coated Options Available:
- -D Coating: 1.65 to 3.0 µm
- -E4 Coating: 2.0 to 13.0 µm
- -E2 Coating: 4.5 to 7.5 µm
- -E3 Coating: 7.0 to 12.0 µm
Damage Threshold Specifications | ||
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Item # | Damage Threshold |
T-WG70530-E4 T-WG71050-E4 |
CW | 1000 W/cm (10.6 µm, Ø138 µm) |
Pulsed | 3 J/cm2 (10.6 µm, 100 ns, 1 Hz, Ø447 µm) |
Item # | T-WG70530-E4 | T-WG71050-E4 | |
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Diameter | 1/2" (12.7 mm) | 1" (25.4 mm) | |
Diameter Tolerance | +0.0 / -0.2 mm | ||
Thickness | 3.0 mm | 5.0 mm | |
Thickness Tolerance | ±0.1 mm | ||
Clear Aperture | >Ø11.4 mm | >Ø22.9 mm | |
Parallelism | <1 arcmin | ||
Transmitted Wavefront Error | <λ/2 Over Clear Aperture | <2λ Over Clear Aperture | |
Surface Quality | 40-20 Scratch-Dig | ||
AR Coating Range | 2.0 - 13.0 µm (-E4 Coating) | ||
AR Coating Reflectance | Ravg < 3.5%c, Rabs < 6% (0° AOI) | ||
Reflectance Data |
Raw Data |
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Transmission | Tavg > 92%c; Tabs > 85% (0° AOI) | ||
Transmission Data |
Raw Data |
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Substrate | Zinc Selenide | ||
Damage Threshold | CW | 1000 W/cm (10.6 µm, Ø138 µm) | |
Pulsed | 3 J/cm2 (10.6 µm, 100 ns, 1 Hz, Ø447 µm) |