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Notch Filters SKU: 246-2506-488
Notch filters, or stop-band filters, are designed to block a specific narrow wavelength range (stop band) and to transmit broad wavelength ranges outside of this band (pass bands). These optical filters feature high optical density (OD), which is a logarithmic measurement of the…
Variant specifications
| Specification | Value |
|---|---|
| Optical Density | 6.0 |
| Size | ø 25.4 x 6 mm |
| Center wavelength | 488 nm |
| Pass Bands | 400-471 + 504-700 nm |
| FWHM | 15 nm |
Shared product specifications
These specifications apply across the Notch Filters product family.
| Material | UV FS |
| Clear Aperture | ⌀22 mm |
| Surface Quality | 40 - 20 scratch & dig (MIL-PRF-13830B) |
| Surface Flatness | better than λ / 2 @ 633 nm |
| Coating | S1: hard dielectric filter coating / S2: BBAR coating |
| Optical Density | OD>6 at central wavelength ±2 nm |
| Transmission at Passbands | Taverage>90% |
| Laser Damage Threshold | >1 J / cm² 10 ns, 10 Hz at rejected wavelength |
Variant files
Technical drawings, models and data files for SKU 246-2506-488.
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246-2506-488_notch_od_488_i0.jpg
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246-2506-488_notch_t_488_i0.jpg
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246-2506-488_notch_t_488_i22.jpg
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246-2506-488_notch_t_488_i45.jpg
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Product brochures
Shared documentation for the complete product family.