 
		详细规格:
		 
| 基片 | BK7 、熔融石英 | 
| 外径 | 20mm-200mm | 
| 内径 | 7.5mm、8.0mm、8.3mm | 
| 外径公差 | +0/-0.15mm | 
| 内径公差 | +0.15/-0mm | 
| 厚度公差 | ±0.1mm | 
| 平行度 | 3’ | 
| 标准线性度 | ±5% | 
| 光密度最深点标准偏差 | ±5% | 
| 表面质量 | 80-50 | 
| 镀膜区域 | 0°-270° | 
| 校准波长 | 550nm | 
| 设计波长 | 380nm-2000nm (BK7) 250nm-2500nm (熔融石英) | 
		标准产品:   
		 
| 部件号 | 外径 | 内径 | 光密度 | 基片 | 
| LBND10-B100A | 100 | 7.5 | 1 | BK7 | 
| LBND20-B100A | 100 | 7.5 | 2 | BK7 | 
| LBND30-B100A | 100 | 7.5 | 3 | BK7 | 
| LBND40-B100A | 100 | 7.5 | 4 | BK7 | 
| LBND10-B50B | 50 | 8.0 | 1 | BK7 | 
| LBND20-B50B | 50 | 8.0 | 2 | BK7 | 
| LBND30-B50B | 50 | 8.0 | 3 | BK7 | 
| LBND40-B50B | 50 | 8.0 | 4 | BK7 | 
| LBND10-B25C | 25 | 8.3 | 1 | BK7 | 
| LBND20-B25C | 25 | 8.3 | 2 | BK7 | 
| LBND30-B25C | 25 | 8.3 | 3 | BK7 | 
| LBND40-B25C | 25 | 8.3 | 4 | BK7 | 
| LBND10-B60C | 60 | 8.3 | 1 | BK7 | 
| LBND20-B60C | 60 | 8.3 | 2 | BK7 | 
| LBND30-B60C | 60 | 8.3 | 3 | BK7 | 
| LBND40-B60C | 60 | 8.3 | 4 | BK7 |