Knight Optical provides a range of high quality infrared optical windows specifically suited to infrared wavelengths for a host of IR applications. A range of materials are available for use from 2.6µm to 45µm, however some materials such as Calcium Fluoride work efficiently in deep UV
| Name | Type | Diameter (mm) | Length (mm) | Width (mm) | Thickness (mm) | Coating | Drilled | Material | Price | Buy |
| WZN2544 | FLIR | 25 | 4 | Uncoated | Zinc Sulphide |
US$136.50
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| WZN2540 | Standard | 25 | 4 | Uncoated | Zinc Selenide |
US$273.00
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| WZN2525 | Standard | 25 | 25 | 1 | Uncoated | Zinc Selenide |
US$248.12
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| WZN2522 | FLIR | 25 | 2 | Uncoated | Zinc Sulphide |
US$121.63
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| WZN2520 | Standard | 25 | 2 | AR 10.6 micron | Zinc Selenide |
US$446.61
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| WZN2505 | Standard | 25 | 5 | Uncoated | Zinc Selenide |
US$297.74
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| WZN2504 | Standard | 25 | 4 | AR 10.6 micron | Zinc Selenide |
US$533.48
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| WZN2503 | Multispectral (clear) | 25 | 2 | Uncoated | Zinc Sulphide |
US$151.23
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| WZN2502 | Multispectral (clear) | 25 | 1 | Uncoated | Zinc Sulphide |
US$124.13
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| WZN2501 | Standard | 25 | 2 | Uncoated | Zinc Selenide |
US$186.12
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