Economical spectrometer unit having simplified structure

Electro-optic reflection device with traveling-wave structure

Electro-optical measuring device for absolute distances

Electromagnetic radiation detector utilizing an electromagnetic

ELSD diffuser

ELSD diffuser

Emission source spectrum stabilizer

Emission spectral width measuring apparatus for light source

Enhanced detection system and method

Environmental sensor including a baffle

Evaporative light scattering detector

Evaporative light scattering device

Evaporative light scattering device and methods of use thereof

Extended distance range optical low-coherence reflectometer

Extended-range two-color interferometer

Eye measurement of optical signals by optical sampling