| Parameter | Miniature glass sphere/aspheric lens |
| Material | Glass, Fused Silica etc. |
| Diameter | Mini. 1.5mm |
| Diameter Tolerance | +/-0.003mm |
| Decenter | 40″ |
| Flatness(in 25mm area) | N=3, △N=0.1 |
| Surface Quality | 20-10 |
| Coating | AR film, Reflection film, Splitter film etc. |
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* Remark：Customized is available |
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