Scanning spectrometer with multiple photodetectors

Scanning spectrum analyzer

Scanning tomographical imaging telescope

Scattered light moire-brillouin gyroscope

Scattered light multi-Brillouin gyroscope

Self-calibrating interferometer

Self-calibrating photoacoustic apparatus for measuring light int

Self-calibrating spectrometers and auto-calibration methods

Self-modulating spectrometer

Self-referencing laser-based ultrasonic wave receiver

Self-referencing Mach-Zehnder interferometer

Self-referencing scan-shear interferometer

Semiconductor ring laser apparatus

Sensitive and fast response optical detection of transient motio

Sensor and methods for measuring select components in...

Sensor and methods for measuring select components in...

Sensor coil for low bias fiber optic gyroscope

Sensor coil with thermomechanically-matched spool for fiber opti

Sensor having optical passive ring resonator using sagnac effect

Sensor of rotational velocity on the basis of a ring laser