Ultra Narrow Bandpass
Largest selection of ultra-narrow bandpass filters available online. These hard-coated narrowband filters are designed and specified with bandwidths as narrow as 0.15 nm, the industries' highest transmission levels, and wide-range out-of-band blocking. Single-cavity and multi-cavity filters are available. These ultra-narrowband filters are ideal for LIDAR, astronomy, Raman spectroscopy, and a variety of laser applications.