Title :
Grating-coupled surface-emitting laser with a hyperbolic unstable-resonator producing a stable focused output beam
Author :
Eriksson, Niklas ; Modh, Peter ; Larsson, Anders
Author_Institution :
Dept. of Microelectron., Chalmers Univ. of Technol., Goteborg, Sweden
Abstract :
A grating-coupled surface-emitting semiconductor laser with a hyperbolic unstable-resonator has been integrated with a focusing diffractive beam-forming element. The laser produces a stable output beam with a focused spot size of 5×7 μm
Keywords :
diffraction gratings; laser cavity resonators; laser feedback; laser stability; optical focusing; semiconductor lasers; surface emitting lasers; 5 mum; 7 mum; focused spot size; focusing diffractive beam-forming element; grating-coupled surface-emitting laser; hyperbolic unstable-resonator; stable focused output beam; stable output beam; Bragg gratings; Focusing; Laser beams; Laser feedback; Laser modes; Laser stability; Optical filters; Photonics; Semiconductor lasers; Surface emitting lasers;
Conference_Titel :
LEOS '99. IEEE Lasers and Electro-Optics Society 1999 12th Annual Meeting
Conference_Location :
San Francisco, CA
Print_ISBN :
0-7803-5634-9
DOI :
10.1109/LEOS.1999.813621
