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 |
| WKR1300 | Standard | 13 | 2 | Uncoated | Potassium Bromide |
US$89.79
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| WKB5005 | Standard | 50 | 5 | Uncoated | Potassium Bromide |
US$311.92
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| WKB4505 | Standard | 45 | 5 | Uncoated | Potassium Bromide |
US$233.94
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| WKB4000 | Standard | 40 | 5 | Uncoated | Potassium Bromide |
US$212.67
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| WKB3005 | Standard | 30 | 5 | Uncoated | Potassium Bromide |
US$196.13
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| WKB2505 | Standard | 25 | 5 | Uncoated | Potassium Bromide |
US$179.59
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| WKB2500 | Standard | 25 | 4 | Uncoated | Potassium Bromide |
US$179.59
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| WKB2002 | Standard | 20 | 2 | Uncoated | Potassium Bromide |
US$163.05
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| WHS8615 pdf | 86.25 | 15 | Uncoated | Sapphire (Random Cut) |
US$1,455.33
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| WHS8511 pdf | 86 | 10 | Uncoated | Sapphire (Random Cut) |
US$1,137.02
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