Optical apparatus

Optical apparatus

Optical apparatus for identifying the individual multiparametric

Optical apparatus for receiving scattered light

Optical arrangement for a light scattering type smoke detector

Optical contour measuring apparatus

Optical coupling arrangement for particulate detector

Optical crossbar exchange arrangement

Optical density measuring apparatus

Optical detecting, monitoring or measuring arrangements

Optical detection method and optical detection apparatus for...

Optical detection of particles in a liquid medium

Optical detection system and method for determining particle...

Optical detector for a particle sorting system

Optical determination of velocity using crossed interference fri

Optical device and displacement information measurement apparatu

Optical device and method for multi-angle laser light scatter

Optical device for sustaining a radiant energy pulse which circu

Optical device with entrance and exit paths that are stationary

Optical electric field sensor using optical component having ele