Substrate Material: K9, JGS1, etc.
Surface shape: λ/4@632.8nm or better
Dimension Tolerance:  ±0.05mm
Surface quality: S/D 40/20 or better
Coating wavelength: 200nm-2500nm

Coating performance:
R>99.5%@1064nm, R>80%@650nm -45°±12° (15°)
R>99.5%@808nm, R>80%@650nm -45°±12° (15°)
R>99.5%@532nm, R>80%@650nm -45°±12° (15°)
Damage threshold more than 10 J/cm2.