Calibrating a frequency difference between two or more...

Calibration focus position

Cavity dump laser amplitude stabilization

Cavity referenced acousto-optical laser frequency stabilization

Cavity ringdown spectroscopy system and method

Ceramic calibration filter

Coherent light source and control method thereof, and...

Coherent light source and control method thereof, and...

Coherent population trapping-based frequency standard and...

Coherent population trapping-based frequency standard having...

Coherent population trapping-based method for generating a...

Cold-start wavelength-division-multiplexed optical...

Compact laser output monitoring using reflection and...

Compact semiconductor laser diode module

Compact, high-power, low-jitter, semiconductor modelocked...

Compensated laser diode transmitter

Compensating circuit for high power lasers

Control circuit for a radiation source, apparatus comprising...

Control method and apparatus for stabilizing optical wavelength

Control method and apparatus for stabilizing optical wavelength