非球面光学レンズ(SPDTプロセス)
特徴・機能:
| Parameters | Commercial Quality | Precision Quality | High Precision Quality |
| Material | Ge、ZnSe、ZnSe、Si、CaF2、Chalcogenide glass、Cu、 Al……. | ||
| Diameter | 5mm-200mm | 5mm-200mm | 5mm-200mm |
| Size Tolerance | +/-0.05mm | +/-0.02mm | +/-0.01mm |
| Center Thickness Tolerance (CT) | +/-0.05mm | +/-0.03mm | +/-0.015mm |
| Surface Quality (S/D) | 80-50 | 60-40 | 40-20 |
| Irregularity (Plano Surface) | λ | λ/2 | λ/4 |
| FORM ERRORΔZ(Aspherical Surface) | ±0.5μm | ±0.25μm | ±0.1μm |
| Centration | 6' | 3' | 1' |
※それ以外は別途お問い合わせください。


