激光保护窗口
对于更高的安全性，激光保护窗口主要用于在激光切割中阻挡杂物飞溅，防止飞溅物损伤镜头。两面镀上高损伤阈值（> 15J / cm2）的增透膜来减少反射。
• 两面镀高损伤阈值的增透膜
• 单面剩余反射率R <0.5 %@1047-1064nm，入射角0度
• 损伤阈值> 15J / cm2,20ns，20Hz，@ 1064nm
| Specifications | |
| Material | Fused Silica |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Clear Aperture | >80% |
| Parallelism | <1 arc minute |
| Surface Quality | 60/40 scratch and dig |
| Transmitted Wavefront Distortion | <λ@633nm per 25mm |
| Chamfer | <0.5mmx45deg |
| Coating | Both sides AR coated for YAG laser, R<0.5%@1047-1064nm per surface, AOI 0deg, damage threshold >15J/cm2, 20ns, 20Hz, @1064nm |
| 产品 | 规格/叙述 | 交货日期 | 单价 | 数量 | 购物车 |