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| Material: | grade A optical glass or Fused Silica |
| Diameter: | smallest up to 2mm |
| Diameter Tolerance: | +0.0, -0.1 mm |
| Paraxial Focal Length Tolerance: | ±2% |
| Tc tolerance: | ±0.1mm |
| Clear Aperture: | >85% |
| Surface Quality: | 60-40 |
| Surface Figure: | N=3, △N=0.5 |
| Centration: | ±3 arc mins |
| Coating: | Single layer MgF2 broadband AR coating |
Custom precison optics-infrared optics-coatings. Professional and trustable manufacturer From Prototype to volume production
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