| Specification | Standard |
| Material | Al 6061-T6 |
| Focal Length Tolerance | + 1% |
| Surface Finish |
100 - 175 Å rms Dependent on diameter & Focal Length |
| Surface Figure Range |
λ/4 rms - 1 λ @ 0.63µm Dependent on diameter |
| Tapped Hole |
6 - 32 Thread for a diameter < 3" 8 - 32 Thread for diameters > 76.2 but < 127mm |
| Coating | Protected Gold Coated |
Off-Axis Parabolic
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| 质量 | 价格 | 交货 |
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