Product model table
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Description
The thickness of a true zero order quartz plate is very thin, it is very easily damaged. In order to solve this problem, we can cement the thin quartz plate on a BK7 substrate to increase the strength.
Feature
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Standard Thickness: 1.1±0.2mm
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Epoxy Cemented
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Moderate Damage Threshold
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Better Temperature Bandwidth
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Wide Wavelength Bandwidth
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Good wavefront and parallelism
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RoHS Compliant
Specifications
| Material | Crystal Quartz |
| Dimension Tolerance | +0.0/-0.2 mm |
| Surface Quality | 20/10 scratch and dig |
| Clear Aperture | >90 % central area |
| Wavefront Distortion | <λ/8 @ 632.8 nm |
| Parallelism | <1 arc second |
| Retardation Tolerance | <λ/300 |
| AR Coating | R<0.25 % @ central wavelength |
| Damage Threshold | >500 mJ/cm2, 20 ns, 20 Hz @ 1064 nm |
| Type | Cemented |