Application of the Fabry-Perot interferometer instrument to study upper atmosphere dynamics has been one of the primary tools of ground-based optical aeronomy research ever since the beginning of the ...

Optics.org speaks to researchers in Sweden who have developed 1D and 2D position sensitive detectors as well as a compact and cost-effective spectrometer. Combining a position-sensitive detector (PSD) ...

Trace gas sensors are used in different fields. Light-induced thermoelastic spectroscopy (LITES) has extremely high sensitivity and offers non-contact measurement, attracting extensive research ...

Optical Surfaces Ltd. reports on the development of a new polishing technique that has been shown to reproducibly improve the spectral filtering capability (finesse) of Fabry Perot etalons. For over ...