| Material: | Domestic or foreign materials are selected based on clients' requests |
| Size(W*H)mm | 2x2~55x55 |
| Length(L)mm | 0.05~20 |
| Phase Matching Angle(θ,φ) | Angel or according to customer request |
| Match Type: | Type I or Type II |
| Angle tolerance: | Δθ<±0.2°; Δφ<±0.2° |
| Size tolerance: | (W ±0.1mm) x (H ±0.1mm) x (L +0.2mm/-0.1mm) |
| Flatness: | L/10 |
| Surface quality: | 10-5 |
| Parallelism: | 10 arc secs |
| Perpendicularity: | 10 arc min |
| Wavefront Distortion: | L/10 |
| Clear Aperture: | >90% |
| Coating: | Broad Band AR-coatings |
Optical Lens Design