Notch Filters are referred to as band-stop or band-rejection filters that selectively reject a portion of the spectrum, while transmitting all other wavelengths. The filters are used in applications as Raman spectroscopy, Laser-based fluorescence instrumentation, or other life applications.
| Center Wavelength Options | 488,532,632.8,1064nm |
| Transmission in Passbands | Tavg > 90% |
| Peak Optical Density in Blocking Region | >4.0 |
| Center Wavelength Tolerance | ±5 nm |
| Surface Quality | 60-40 (Scratch-Dig) |
| Transmitted Wavefront Error (@ 633 nm) | <λ/2 |
| Angle of Incidence | 0° |
| Coating | Dielectric Stack on Front Surface |
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