Optical: systems and elements – Optical frequency converter
Reexamination Certificate
2008-06-19
2010-06-15
Sanghavi, Hemang (Department: 2874)
Optical: systems and elements
Optical frequency converter
C359S330000
Reexamination Certificate
active
07738162
ABSTRACT:
A short wavelength light source is provided with a fundamental wave light source for generating a fundamental wave, and a plurality of wavelength conversion elements made of nonlinear optical crystals having periodic polarization-inversion structures and adapted to convert a part of the fundamental wave into a second harmonic, and the nonlinear optical crystals of the plurality of wavelength conversion elements are different in material or composition. By converting the fundamental wave from the fundamental wave light source by the plurality of wavelength conversion elements, the generation of a thermal lens effect caused by light absorption can be suppressed to improve a high output resistance.
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Furuya Hiroyuki
Kasazumi Ken'ichi
Kusukame Koichi
Mizuuchi Kiminori
Yamamoto Kazuhisa
Panasonic Corporation
Sanghavi Hemang
Wenderoth , Lind & Ponack, L.L.P.
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