Yantai ZK Optics Co., Ltd.
Custom fabrication of high precision glass parts. Spirit of enterprise: Integrity, Pragmatism, Innovation, Win-win, Appreciation. Tenet of enterprise: the Supremacy of Customer, the Excellence in
Add to Cart
Quartz Glass Plate Optical Plate Custom
| Synthetic Quartz Property | |
| Density | 1.92*103kg/m3 |
| Compression Strength | >1.0*109Pa(N/m2) |
| Coefficient of Thermal Expansion | 5.4*10-7cm/cm°C |
| Thermal Conductivity | LOW |
| Specific Heat | 640J/kg°C |
| Softening point | 1600°C |
| Annealing point | 1050°C |
Specification Of ZCQ Supply Synthetic Quartz Plate
| Parameter | Standard Grade | Precision Grade | Ultra-precision Grade |
| Dimensional Tolerance | +/-0.1 | +/-0.1 | +/-0.1 |
| Clear Aperture | >80% to >90% | >80% to >90% | >80% to >90% |
| Surface Quality | 60-40 | 40-20 | 20-10 to 10-5 |
| Parallelism | 1 arc min | 30 arc seconds | 1 arc min |
| Wavefront Distortion | 1λper 25mm | λ/4 | λ/10 |
| Protective Bevel | <0.25x45 deg | <0.25x45 deg | <0.25x45 deg |
| Coating | Optional | Optional | Optional |
| Dimension | Depends on material | ||
| Thickness | Depends on material | ||
