| Coad | 670155 | Substrate | N-BK7 | |
| Type | Ground Glass Alignment Plate | Clear Aperture | >90% CA | |
| Diameter(mm) | 25.40 | Diameter Tolerance | +0.00/-0.25mm | |
| Thickness(mm) | 2.00 | Thickness Tolerance | ±0.2mm | |
| Plate Grit | 1500 | Parallelism | - | |
| Frosted Surface | Double-Sided | Wavelength | - | |
| Central Aperture Size | 1.0mm ±0.1mm | Surface Quality | - | |
| Aperture | - | Coating Type | Uncoated | |
| Coating Specifications | - | |||














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