Kent Optronics, Inc. offers two families of tunable filters, i.e., tunable notch filters and variable bandwidth tunable filters, all made from KOI innovative liquid crystal technologies.

Tunable Filters

The tunable filter series has the following filter products:

• S-TNF, which can be switched between notch blocking and transparent non-blocking states.
• B-NF, which is a binned switchable notch filter without polarizers.
• NP-TNF, which is a polarizer free tunable notch filter.
• VBTuF, which offers independent control on center wavelength and bandwidth.