Fiber-laser-pumped CW OPO for Red, Green, Blue Laser Generation
Author(s) -
Shou-Tai Lin,
Yan-Jou Lin,
Renyong Tu,
T. D. Wang,
Yen-Chieh Huang
Publication year - 2010
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.18.002361
Subject(s) - optics , laser , materials science , laser linewidth , fiber laser , multi mode optical fiber , laser pumping , optical parametric oscillator , second harmonic generation , optoelectronics , laser power scaling , optical fiber , physics
We report a CW, watt-level, red, green, and blue (RGB) laser pumped by an economical multimode (1-nm linewidth) Yb-fiber laser at 1.064 mum. A singly resonant optical parametric oscillator at 1.56 mum has two intracavity sum-frequency generators for red and blue laser generation. An extracavity second harmonic generator converts the residual pump power into green laser radiation. At 25-W pump power, the laser generated 3.9, 0.456, and 0.49 W at 633, 532, and 450 nm, respectively. The multimode pump laser offers a large temperature bandwidth for operating the RGB OPO without the need of a precision crystal temperature stabilizer.
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