knot - laye
- laser rangefinder
- laser ranging device
- laser receiver
- laser reconnaissance imagery
- laser recorder
- laser reflector
- laser relay
- laser reliability
- laser resonator
- laser retroreflector
- laser rod
- laser safety
- laser satellite tracking installation
- laser scalpel
- laser scribing
- laser shutter
- laser smelting
- laser sounding
- laser spectroscopy
- laser spot welding
- laser stability
- laser stabilization
- laser sterilization
- laser stimulated emission cross-section
- laser substance
- laser surgery
- laser surgical equipment
- laser technique
- laser technology
- laser television
- laser theodolite
- laser therapy
- laser thermal weapon
- laser tomography
- laser tracking
- laser tracking system
- laser transition
- laser transition frequency
- laser transmitter
- laser trigger
