tunable filter

tunable filter

[′tü·nə·bəl ′fil·tər]
(electronics)
An electric filter in which the frequency of the passband or rejection band can be varied by adjusting its components.
References in periodicals archive ?
You can think of the instrument as a tunable filter a way of selecting specific wavelengths of light for study, explained Edwin Mierkiewicz, associate professor of physics and winner of a National Science Foundation (NSF) Early Career Award.
Built in semiconductor optical amplifiers (SOAs), a tunable filter and a variable optical attenuator (VOA) eliminate the need for external optical components and simplifies assembly while enabling operation in colorless networks.
Micron Optics' optical sensing and tunable filter products make impossible measurements possible, revealing new, critical information for infrastructure, energy, transportation, medical and industrial sectors.
There are two parts to demonstrate the design of the proposed tunable filter.
Simulations and measurements are carried out to prove the validity of this tunable filter.
In every aspect discussed above, it can reduce the insertion loss of the tunable filter.
A patented design employing a tunable filter spectrometer (TFS[TM]), the Precisive sensor platform is an all-optical hydrocarbon analyzer for online energy content measurement.
The Segmented Tunable Filter from Scientific Solutions, Inc.
Receiving infrared light from the mirrors will be Arizona's NIRCam (Near-Infrared Camera), the European Space Agency's NIRSpec (Near-Infrared Spectrograph), the Canadian Tunable Filter Imager, and the internationally developed MIRI (Mid-Infrared Instrument).
The methodology covered by this allowance broadly covers multispectral imaging hardware and algorithm-based approaches, including the use of CRi's patented liquid crystal tunable filter (LCTF) technology and CRi's image acquisition and data analysis software packages.
It combines tunable laser technology, a MEMS tunable filter and wavelength and power calibration on a single optical chip.