Low-loss shared FTTH distribution network
Low-profile back plane interconnection device
Low-ripple optical device
Low-stress coupling of electrooptical device to optical fiber
Luminaire and dynamic road-marking unit
Luminous pull-cord for electrical switch operation
Lumped raman amplifier for adaptive dispersion compensation
Lumped raman amplifier for adaptive dispersion compensation
Lumped Raman amplifier for adaptive dispersion compensation