Custom High Purity Synthetic Quartz Plate for Optical
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 |