- laser
- atom laser
- chemical laser
- distributed Bragg reflector laser
- distributed feedback laser
- dye laser
- excimer laser
- free electron laser
- gas laser
- laser array
- laser cavity resonator
- liquid laser
- microdisc laser
- millimetre wave laser
- nuclear pumped laser
- Raman laser
- ring laser
- solid laser
- submillimetre wave laser
- surface emitting laser
- waveguide laser
- X-ray laser