Patent
Short-wavelength laser light source
Sten Helmfrid,Kenchi Ito,Kimio Tatsuno,Kazumi Kawamoto,Tetsuo Andou,Hiroshi Momiji,Osamu Komoda,Kurosawa Hisao,Masayoshi Sato,Fumio Nitanda,Ito Kohei +10 more
TLDR
In this article, a harmonic modulation device of waveguide type including a semiconductor laser, a waveguide for generating a nonlinear optical harmonic of the laser by keeping phase matching, and electrodes disposed on the waveguide.Abstract:
There is disclosed a harmonic modulation device of waveguide type including a semiconductor laser, a waveguide for generating a nonlinear optical harmonic of the semiconductor laser by keeping phase matching, means for leading an optical beam of the semiconductor laser to the waveguide, electrodes disposed on the waveguide, and means for modulating a refractive index of the waveguide electro-optically to modulate a phase matching condition and thereby modulate an intensity of the harmonic.read more
Citations
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Method for stabilizing output of higher harmonic waves and short wavelength laser beam source using the same
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TL;DR: In this article, an integrated optical lightguide device comprising a light-transmitting layer and an inclusion layer is divided into several individual segments, which exhibit mutually different refractive index profiles, material profiles or mutually different degrees of activability.
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A method for forming a ferroelectric domain-inverted structure
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Manufacturing method for a piezoelectric component
Seiichi Tajima,Takahito Kiriyama +1 more
TL;DR: In this paper, a method for manufacturing a piezoelectric component in which a resonating portion on a substrate is provided with a deposit that is sensitive to radiation in a range of wavelengths from 350 to 2000 nm so as to have portions thereof trimmed away to form indentations therein without burning the deposit.
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Multi-output harmonic laser and methods employing same
TL;DR: In this paper, a set of wavelength converters are employed to convert the laser machining beams to harmonic wavelength outputs, thus reducing the risk of damage to the laser converters and enabling higher total average harmonic power to be generated from a single laser.
References
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Journal ArticleDOI
Nd:MgO:LiNbO 3 spectroscopy and laser devices
TL;DR: In this article, the authors have demonstrated an oscillation in Nd:MgO:LiNbO3 with thresholds as low as 3.6 mW and slope efficiencies up to 39% in a resonantly pumped miniature device.
Patent
Laser diode pumped solid state laser
Thomas M. Baer,Mark S. Keirstead +1 more
TL;DR: In this paper, a matched high efficiency laser diode, including a diode array and a multi-spatial mode extended emitter diode was used to produce a compact, high efficiency and long lifetime laser assembly, which can be converted to the visible spectrum by an intra-cavity frequency doubler.
Patent
Nonlinear optical radiation generator and method of controlling regions of ferroelectric polarization domains in solid state bodies
TL;DR: In this paper, chemical and electrical poling is described, as well as an improved optical converter having a solid state body which employs the same poling technique as the one described in this paper.
Journal ArticleDOI
Miniature CW and active internally Q-switched Nd:MgO:LiNbO 3 lasers
TL;DR: In this paper, a 10 mW threshold miniature device with internal Q-switching of a single Nd:MgO:LiNbO 3 crystal is reported, achieving peak powers of 5 W with less than 60 mW of 598 nm pump power.
Patent
Miniaturized Q-switched diode pumped solid state laser
TL;DR: In this paper, a miniaturized Q-switch is added to the resonant cavity of a compact laser diode pumped solid state laser (10) to produce short high peak power pulses.