Device for objective checking for foreign bodies in optically tr

Device for producing a light signal corresponding to the refract

Devices for evaluating drop systems

Dielectric dispersion determining method in terahertz region usi

Differential refractive index detector

Differential refractive index detector and liquid...

Differential refractometer

Differential refractometer

Differential refractometer and its adjusting method

Diffraction monitoring of Rayleigh mode jets

Diffractometric refractometer

Digital reflection densitometer system

Discrete frequency colorimeter

Dispersion compensated laser gyro (U)

Displacement measuring apparatus

Double optical fiber waveguide ring laser gyroscope

Double optical probe device for the determination of the refract

Double rotation inertial measurement apparatus

Drop measuring apparatus, and a method of evaluating materials w

Drum monochromator