Title :
2 W Semiconductor laser with diffraction-limited output beam at 1620 nm wavelength
Author :
Lin, Ching-Fuh ; Chih-Hung Tsai ; Chia-Wei Tsai ; Tsai, D.P. ; Su, Yi-Shin
Author_Institution :
Graduate Inst. of Electro-Opt. Eng., Nat. Taiwan Univ., Taipei, Taiwan
Abstract :
With the broad-area waveguide aligned at an angle to the cleaved facet, the semiconductor laser is able to emit diffraction-limited beam. The divergence angle is only 0.7/spl deg/ and the output power could exceed 2 W.
Keywords :
laser beams; light diffraction; optical waveguides; semiconductor lasers; 1620 nm; 2 W; broad-area waveguide; diffraction-limited output beam; divergence angle; laser output power; semiconductor laser; Diffraction; Distributed feedback devices; Fiber lasers; Laser beams; Laser feedback; Optical waveguides; Pump lasers; Semiconductor lasers; Semiconductor waveguides; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
