Lasers
Laser fundamentals, safety, and types organized by temporal mode — from CW through pulsed to ultrafast — plus beam characterization.
Laser Fundamentals
liveCore laser principles — stimulated emission, gain media, resonators, bandwidth, coherence, modes, EM regions, key parameters.
Laser Safety
liveLaser classification, hazard evaluation, protective equipment, and controlled area requirements. Essential knowledge for anyone working with lasers.
CW Lasers
liveContinuous-wave types — gas, DPSS, fiber, diode, tunable. Parameters, advantages, and application matching.
Pulsed Lasers
livePulsed operation — Q-switching, gain-switching, cavity dumping. Pulse parameters, peak power, ns/µs regime applications.
Ultrafast Lasers
liveFemtosecond and picosecond systems — mode-locking, CPA, dispersion management, ultrafast-specific optics.
Beam Characterization
liveBeam profiling, quality metrics, spatial profiles, M², waist measurement, pointing stability, power/energy measurement.
Nonlinear Optics
liveSecond-harmonic generation, optical parametric oscillators, phase matching, and frequency conversion techniques for laser systems.
Laser Amplification
liveMOPA architectures, regenerative and multi-pass amplifiers, gain saturation, ASE management, and chirped pulse amplification.