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Optically Contacted Zero-Order Waveplates
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Specifications：
| Material | Crystal Quartz |
| Diameter Tolerance | +0/-0.25mm |
| Clear Aperture | ≥ central 90% of diameter |
| Retardance accuracy | ＜λ/300 |
| Surface Quality | 20/10 |
| Wavefront Distortion | λ/10 @ 632.8nm over the clear aperture |
| Parallelism | ≤3″ |
| Coating | R＜0.25% at design wavelength |
| Damage Threshold | 2MW/cm2,2J/cm2，10ns |
• High Damage Threshold
• Wide Temperature Bandwidth
• Broad Spectral Bandwidth
Order Information：
Optically Contacted Zero-Order Waveplates：
| Half Waveplate | Quarter Waveplate |
| WPZO-100-1/2-λ | WPZO-100-1/4-λ |
| WPZO-127-1/2-λ | WPZO-127-1/4-λ |
| WPZO-200-1/2-λ | WPZO-200-1/4-λ |
| WPZO-254-1/2-λ | WPZO-254-1/4-λ |
Standard Wavelength (λ) ：
Please see standard wavelength of "Multi-Order Waveplate".
Note：
• Custom designs for other sizes ,coatings and holders are also available upon request.
• CASTECH’s standard coatings are available.
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