技術規(gui)格
| parameter | specification |
| Material | Fused Silica、K9、藍寶(bao)石等(deng) |
| Diameter Tolerance | +/-0.02mm |
| Length Tolerance | +/-0.02mm |
| focal length | +/-1% |
| Flatness | 1/10 λ |
| Surface | 20/10 |
| Clear aperture | ＞90% |
| Ovality | ＜0．005mm |
| Coating | 增透(tou)膜、反射膜、分光膜等 |
| 備注：可以根據客戶需求定制 | |
