■研磨レンズ Spherical Lens
各種材料の研磨レンズを供給します。軟硝材の加工も出来ます。
| Production capacity sheet | |
|---|---|
| Dimention | φ30mm~φ130mm |
| Radius | 36mm~∞ |
| Ceter thickness tolerance | ±0.03mm~±0.40mm |
| Dameter tolerance | ±0.03mm~±0.20mm |
| Surface quality | 60/40~20/10 |
| Surface accuracy | λ/4~4λ |
| Local Irregularity | 0.1~2 |
| Center deviation | 1'~5' |
| Coating All membrane coating |