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Optical Grade Diamond Window

Overview


SIZE                                                                 1-4 INCH (SHAPE AND DIMENSION CUSTOMZABLE)

GROWTH METHOD:                                        MPCVD

TRANSMISSION:                                   >70%@8-200μm;

REFLECTION:                                                    2.38@10μm2.39@1064nm

ABSORPTION:                                  <0.1cm-1@10μm,0.12@1064nm

SCATTERING:                                     0.1-0.7%@8-12μm

DIELECTRIC CONSTANT:                     5.6±0.15

DIELECTRIC LOSS:                                5*10-5

THICKNESS:                                                       0.3-2.0mm

DENSITY:                                              3.52(×103Kg·m-3)

VIKERS HARDNESS:                           80-100GPa

YOUNG’S MODULUS                           1050GPa

SURFACE ROUGHNESS:                                    Ra < 10nm

THERMAL CONDUCTIVITY:                                >1800W/m·K@300K

THERMAL EXPANSION:                              1×10-6/K@300K

SPECIFIC HEAT CAPACITY:                               0.502J/gK@300K

BOW:                                                                    < 50μm@4inchBow< 30μm@2inch

WARPAGE:                                                < 50μm@4inch< 20μm@2inch

TTV:                                                                      <20 µm

THICKNESS TOLERANCE:                           ±10 μm

WARPAGE:                                             ≤10 µm


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