RayOptical Co., Ltd. is mainly engaged in the research and development, production and sales of precision optical components, the products are widely used in medical optics, water analysis, in vitro diagnosis, laser display, laser beauty, industrial laser and other fields.
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Accurate, reliable and professional
负滤光片也称为陷波滤光片即某一波段的光截 止，两端波段都透射, 曲线图为凹形的滤光片。本公司生产的负滤光片具有特定波段截止率 高，其余波段高透过率，透射曲线平坦，而且波纹系数小等特点。可 根据客户要求提供特殊定制。
| 负滤光片 | |
| 平均透过率 | Tavg > 90% @350-2500nm |
| 平均截止深度 | OD4，特别波段可达到OD6 |
| 表面质量 | 60-40 |
| 直径 | 25.4+0.0/-0.25 |
| 有效孔径 | > 90% |
| 中心波长(nm) | 带 宽(nm) | 中心截止深度 | 平均透过率 | 尺寸(mm) |
| 488±5 | 25 | > OD3 | Tavg> 90% | 25.4 |
| 514±5 | 25 | > OD3 | Tavg> 90% | 25.4 |
| 532±5 | 27 | > OD3 | Tavg> 90% | 25.4 |
| 568±6 | 28 | > OD3 | Tavg> 90% | 25. 4 |
| 632±6 | 32 | > OD3 | Tavg> 90% | 25.4 |
| 785±8 | 40 | > OD3 | Tavg> 90% | 25.4 |
| 808±8 | 45 | > OD3 | Tavg> 90% | 25.4 |
| 830±8 | 50 | > OD3 | Tavg> 90% | 25.4 |
| 1064 ±11 | 55 | > OD3 | Tavg>90% | 25.4 |
Add.：Building 1-102 No.14 xianshan East Road
Chengyang District, QINGDAO 266100 CHINA
Tel.：15588982607
E-mail：sales@rayoptical.com
