Bi-Concave Lenses
Specifications
| Material: |
BK7, UV, grade fused silica |
| Diameter Tolerance: |
+0,00/ -0.05mm |
| Focal length: |
±2% |
| Centration: |
0.005mm |
| Clear aperture: |
90% of the diameter |
| center Thickness: |
+/- 0.02mm |
| Scratch and dig: |
60-40, 40-20, 10-5 |
| Surface Accuracy: |
l/4, l/10, at 633nm |
| Customized Specs |
Availbable upon request as per drawing |
 Ordering Information
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