3900nm narrow Bandpass IR Filter
Center wavelength 3900nm±39nm
Half power Bandwidth 180±20nm, or 90±20nm, Tpeak≥80%, Silicon
Out of band blocking(from UV to 11μm): Tavg<1%
Our IR filter is based on high tech, best service, and reasonable price.
The substrate and size could be available upon request.
Enquire us for more details.