Title :
Optical coupling of laser diode array to singlemode-fibre array with heat-treated hemispherical microlens
Author :
Honmou, H. ; Itoh, M.
Author_Institution :
Functional Devices Res. Labs., NEC Corp., Kawasaki, Japan
fDate :
5/11/1995 12:00:00 AM
Abstract :
Coupling has been achieved between a laser diode array and a singlemode fibre array tipped with a newly developed heat-treated hemispherical microlens. Average array coupling loss was as low as 3.9±0.4 dB
Keywords :
lenses; optical fibre couplers; optical fibre losses; semiconductor laser arrays; 3.5 to 4.3 dB; array coupling loss; heat-treated hemispherical microlens; laser diode array; optical coupling; singlemode-fibre array;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19950559
