Digital camera image sensor positioning method including a non-c

Digital heterodyne wavefront analyzer

Digital pulse counting method for measuring the optical path dif

Digital signal processing (DSP) techniques for FT-IR multiple mo

Digital signal processing for a FT-IR spectrometer using multipl

Digital signal processing technique for a FT-IR spectrometer usi

Digitisation of interferograms in Fourier transform spectroscopy

Diode pumped intracavity laser particle counter with...

Direct phase shift measurement between interference patterns usi

Direct-to-digital holography and holovision

Dispersion photometer, in particular for the kinetic determinati

Displacement measuring method and apparatus using plural light b

Distance measuring device

Distributed sensor and method using coherence multiplexing of fi

Distributed sensor array and method using a pulsed signal source

Divided interferometer employing a single 3.times.3 coupler/spli

Double beam interferometer using refractive scanning method

Double-pass optical interferometer

DSP technique for photoacoustic spectroscopy (PAS) sample pulse

Dual beam Fourier spectrometer