Optical measuring apparatus having a partitioning wall for divid

Optical measuring device, and spectroscopic light equipment and

Optical micrometer for measuring thickness of transparent substr

Optical micrometer for measuring thickness of transparent wafers

Optical microspectrometer

Optical movement measuring method and apparatus using interferen

Optical nondestructive testing method of composite materials

Optical phase decoder for interferometers

Optical phase detection method with orthogonal polarization and

Optical phase measuring apparatus

Optical polarization sensing apparatus and method

Optical position transmitter having a movable code element with

Optical position-detecting apparatus

Optical power balancing in interferometric fiber optic gyroscope

Optical power compensated ring laser gyroscope

Optical probe calibration apparatus and method

Optical probes and methods for spectral analysis

Optical processor using detecting assembly and method using...

Optical profiler using improved phase shifting interferometry

Optical quadrature Interferometer