A.W.I. Industries (USA) Inc. supplies standard Infrared (IR) Absorbing Filters. Their optical properties are summarized in the following chart. Made-to-order specifications also available. We also supply IR filter using specially designed multi-layer coating.
| PROPERTIES | ||||
| AWI-370 | AWI-167 | AWI-157 | AWI-150 | |
| nd (587.6nm) | 1.523 | 1.528 | 1.523 | 1.523 |
| Pd | 0.918 | 0.916 | 0.918 | 0.918 |
| Alpha ( /°C) | 67x10-7 | 65x10-7 | 66x10-7 | 66x10-7 |
| Tg Point (°C) | 553 | 597 | 566 | 560 |
| Ts Point (°C) | 591 | 652 | 621 | 614 |
| Density (g/cm3) | 2.58 | 2.62 | 2.61 | 2.6 |
nd = Refractive Index
Pd = Reflection Factor
Alpha = Thermal Expansion Coefficient
Tg = Transformation Temperature
Ts = Softening Point
DIMENSION |
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| AWI-370 | AWI-167 | AWI-157 | AWI-150 | |
| Raw Material (square blocks) |
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| Width (mm) | 100x100 - 160x160 | 100x100 - 160x160 | 100x100 - 160x160 | 100x100 -160x160 |
| Length (mm) | 200-350 | 200-350 | 200-350 | 200-350 |
| Blank (disc) |
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| Diameter (mm) | 3-300 | 3-300 | 3-300 | 3-300 |
| Blank (rectangular) |
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| Width (mm) | 5-250 | 5-250 | 5-250 | 5-250 |
| Length (mm) | 5-250 | 5-250 | 5-250 | 5-250 |
| Thickness (mm) | 2-50 | 2-50 | 2-50 | 2-50 |
| Standard Types (disc) |
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| Diameter (mm) | 3-300 | 3-300 | 3-300 | 3-300 |
| Standard Types (rectangular) |
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| Width (mm) | 5-250 | 5-250 | 5-250 | 5-250 |
| Length (mm) | 5-330 | 5-330 | 5-330 | 5-330 |
| Thickness (mm) | 0.2-50 | 0.2-50 | 0.2-50 | 0.2-50 |
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