| Material | Crystal Quartz |
| Dimension Tolerance | +0/-0.2mm |
| Surface Quality | 20/10 scratch and dig |
| Parallelism | <1 arc Sec |
| Retardation Tolerance | < λ/100 |
| Wavefront distortion | <λ/8@632.8nm |
| Clear Aperture | >90% |
| AR Coating | R<0.5%@two wavelengths |
| Damage Threshold | >5J/cm2, 20ns, 20Hz @1064nm |
| Mount | No, Available for Black Anodized Aluminium |
| Part Number | Retardation (λ) | Diameter (mm) | Clear Aperture (mm) |
| WPD12-1-1064-2-532 | λ@1064nm+λ/2@532nm | 12.7 | 11.5 |
| WPD25-1-1064-2-532 | λ@1064nm+λ/2@532nm | 25.4 | 22.9 |
| WPD12-2-1064-1-532 | λ/2@1064nm+λ@532nm | 12.7 | 11.5 |
| WPD25-2-1064-1-532 | λ/2@1064nm+λ@532nm | 25.4 | 22.9 |
| WPD12-2-1064-4-532 | λ/2@1064nm+λ/4@532nm | 12.7 | 11.5 |
| WPD25-2-1064-4-532 | λ/2@1064nm+λ/4@532nm | 25.4 | 22.9 |
| WPD12-4-1064-1-532 | λ/4@1064nm+λ@532nm | 12.7 | 11.5 |
| WPD25-4-1064-1-532 | λ/4@1064nm+λ@532nm | 25.4 | 22.9 |
| WPD12-4-1064-2-532 | λ/4@1064nm+λ/2@532nm | 12.7 | 11.5 |
| WPD25-4-1064-2-532 | λ/4@1064nm+λ/2@532nm | 25.4 | 22.9 |
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