ligh - load
- light
- light aberration
- light absorption
- light adaptation
- light alarm
- light amplification
- light background
- light beam
- light communication
- light construction
- light energy
- light excitation
- light flux
- light flux spectrum
- light flux value
- light guide
- light guide aging
- light guide cladding
- light guide core
- light guide dispersion
- light guide length
- light guide splicing by fusion
- light guide strength
- light illumination
- light indication
- light intensity
- light is emitted by quantum
- light is emitted continuously
- light is reflected from the surface
- light loss in the deflector
- light modulator
- light modulator aperture
- light panel
- light pipe
- light polarization
- light ray
- light refraction
- light refraction angle
- light repair
- light scattering
