Fused Silica Windows
Fused silica window, with low thermal expansion, providing stability and resistance to thermal shock over large temperature excursions, wide thermal operating range and high laser damage threshold, is a better choice for transmission from UV to IR.
| Specifications | Standard | High Precision |
|---|---|---|
| Material | UV Grade Fused Silica | |
| Dimension Tolerance | +0.0/-0.2mm | +0.0/-0.02mm |
| Thickness Tolerance | +0.0/-0.2mm | +0.0/-0.05mm |
| Flatness | λ/2@632.8nm | λ/10@632.8nm |
| Surface Quality | 60-40 | 20-10 |
| Clear Aperture | >85% | >90% |
| Parallelism | 1 arc min | 10 arc sec |
| Bevel | 0.25mm x 45° | |
| Coating | Uncoated, AR, HR, PR, etc. | |
| Standard Fused Silica Window | |
|---|---|
| Round Shape: DiaxT(mm) | Φ10.0x3.0, Φ12.7x3.0, Φ15.0x3.0, Φ20.0x3.0, Φ25.0x3.0, Φ25.4x3.0, Φ30.0x3.0, Φ50.8x6.35 |
| Square Shape: WxHxT(mm) | 5.0x5.0x1.0, 10.0x10.0x1.0, 15.0x15.0x2.0, 20.0x20.0x2.0, 25.0x25.0x2.0, 50.0x50.0x6.0 |
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| High Precision Fused Silica Window | |
|---|---|
| Round Shape: DiaxT(mm) | Φ10.0x6.0, Φ12.7x6.0, Φ15.0x6.0, Φ20.0x6.0, Φ25.0x6.0, Φ25.4x6.35, Φ30.0x.6.35, Φ50.8x10.0 |
Note: Other sizes, material and coating are available upon request.
