Requirements
Product | Specification/mm |
Nd:YAG | Φ6.35×109 mm |
Process Indicators
- Material: Nd:YAG Crystal
- Dimension: Φ6.35±0.025 mm
- Length: 109±0.5 mm
- Groove =49.25*2=95.5 mm
- Orientation: <111>
- Orientation tolerance: 5°
- Dopant Concentration: 0.9% +/- 0.05%
- Surface Flatness: <λ/8@632nm
- Wavefront Distortion(WFD): <λ/4@632nm
- Parallel: 30〞
- Perpendicular: 15ˊ
- Clear Aperture: >90%
- Optical Quality: Frings Count not to exceed 0.75 frings per 25mm of length (measured double pass on an interferometer)
- Extinction Rat io bet ween Linear crossed polarisers to exceed 23 dB
- Allowable flaws/inclusions: 1/1 x 0.063
- Coating: AR/AR@1064nm, R<0.25
- Adhesion/Durability to conform to MIL-C-48497
- Laser Radiation Damage Threshold:5GW/cm2, 10ns, 50Hz