| Usage: | Lighting, Medical, Optical, Photography, Astronomy |
|---|---|
| Thickness Range: | 2mm-5mm |
| Color: | Grey |
| Type: | Neutral Density Filter |
| Principle: | Neutral-type Filter |
| Material: | Glass |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
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| Material: | Schott N-BK7 |
| Diameter: | 25.0+/-0.2mm |
| Thickness: | 2.0+/-0.2mm |
| R1: | infinity |
| R2: | infinity |
| Flatness: | S1&S2:PV<2L |
| Surface quality: | S1&S2:80-50 |
| Parallelism: | <3arcmin |
| Clear aperture: | >90% |
| Chamfer: | protected |
| Coating: | ND coating,OD2.0+/-5%@400-700nm,CWL@550nm |
| Standard: | MIL-PRF-13830B |
Suppliers with verified business licenses
Audited Supplier 
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