Nd:YAG分光鏡
Nd:YAG分光鏡具有較高的損傷閥值， 一面鍍介質部分反射膜，反面鍍增透膜，分光效率50/50±5％，對於自然光T =（Ts + Tp）/ 2，R =（Rs + Rp）/ 2
• 一面鍍介質部分反射膜，反面鍍增透膜
• 損傷閥值： >5J/cm2，20ns，20Hz，@1064nm
| Specifications | |
| Material | BK7 Grade A, UV grade Fused Silica |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Clear Aperture | >90% |
| Parallelism | <30 arc seconds |
| Surface Quality | 60/40 |
| Flatness | <λ/4@633nm per 25mm |
| Chamfer | Protected <0.5mmx45deg |
| T/R | 50/50±5% at specific polarization state |
| Coating(AOI=45deg) | S1: Partial reflectance coating |
| S2: AR coating | |
| Damage Threshold | >5J/cm2, 20ns, 20Hz, @1064nm |
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