Technica's Athermal Fabry-Perot Interferometer (AFPI) is a passive device based on etalon technology that offers a stable comb of reference points for your optical needs. The TechnicaAFPI is temperature stable from 0-70 ℃. and has no power requirements.

The Technica AFPI is meant for use when a stable, passive device is required for wavelength referencing. Long life and low drift due to our state-of-the-art hermetic sealing make this an ideal device for optical system integration.

The AFPI is ideally suited as a wavelength reference in Telecom WDM Systems, Biotechnology and Imaging Measurement Instruments, Optical Sensing Instruments, and for a growing number of Scientific Applications.