渐变中性密度滤光片
可变中性密度滤波器通过围绕其中心旋转滤波器来提供光的连续可变的线性衰减。这是衰减光的经济解决方案。
| Specifications | |
| Material | BK7 |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Flatness | <2λ@632.8nm |
| Surface Quality | 60/40 scratch and dig |
| Parallelism | <3 arc minutes |
| Clear Aperture | >90% |
| Design Wavelength | 400-700nm |
| Coating | Metallic reflective coating |
| Coating Area | 0-270° |
| OD Tolerance | ±5% of OD Extremes |
| 产品 | 规格/叙述 | 交货日期 | 单价 | 数量 | 购物车 |