Dithering mechanism for eliminating zero-rate bias in a...

Dithering system and method for a laser diode light source...

Double pass double etalon spectrometer

Double pass etalon spectrometer

Double-pulsed optical interferometer for waveform probing of...

Doubly-differential interferometer and method for evanescent...

Downhole optical sensor system with reference

Downhole uses of pressure-tuned semiconductor light sources

Droplet shape measuring method and apparatus

DSP signal processing for open loop fiber optic sensors

Dual beam FTIR methods and devices for use in analyte...

Dual beam optical interferometer

Dual cavity displacement sensor

Dual electrooptic waveguide interferometer

Dual field of view optical system for microscope, and...

Dual laser high precision interferometer

Dual mode fiber-optic interferometer with circular-core...

Dual polarization interferometers for measuring opposite...

Dual sensor atmospheric correction system

Dual technology optical profilometer