 
 
Specifications | Material | BK7,UV grade fused silica，Sapphire, ZnSe, Si, Ge, YAG and CaF2 | Dimension Tolerance | +0.0~0.1mm | Center Thickness | ±0.2mm | Focal Length Tolerance | ±1% | Surface Quality | S/D=60/40 up to 10-5 | Surface Figure | λ/10@ 633nm | Clear Aperture | >90% | Centration | <5 minutes(f≤50mm),or <3 minutes(f>50mm) | Chamfer | 0.25mm at 45°typical | Coating | Optional |
Note:
1.Material can be designed by OEM customer or Amerina
2. Micro lenses with diameter less than 1.0 mm are available
3. Large lenses with diameter larger than 200mm are available
4. Special optical parameters available upon request
5. BBAR coatings are available upon request
6. High LIDT laser coatings available upon request. |
