Product model table
(Find the product number of the product you want in the form, and select the product number from the above options to purchase.）
| Material | BK7 |
| Design Wavelength | 400-700nm |
| Dimension Tolerance | +0.0/-0.2mm |
| Thickness Tolerance | ±0.2mm |
| Surface Quality | 60/40 scratch and dig |
| Clear Aperture | >90% |
| Flatness | <2λ@632.8nm |
| Parallelism | <3 arc minutes |
| Coating | Metallic reflective coating |
| Coating Area | 0-270° |
| OD Tolerance | ±5% of OD Extremes |
| Wavelength | 400-700nm |
