WAVEGUIDE-TYPE LASER DEVICE

• Main Authors: YANAGISAWA, Takayuki, SAKAI, Kohei, SHOHDA, Fumio, KURAMOTO, Kyosuke, AKINO, Yosuke
• Format: Patent
• Language: English; French; German
• Published: 21.07.2021
• Subjects: BASIC ELECTRIC ELEMENTS; DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; DEVICES USING STIMULATED EMISSION; ELECTRICITY; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

A laser includes a wavelength selecting element 14 that selectively reflects laser beams with wavelengths » = » 0 , » 1 , » 2 , ..., » n (n ‰¥ 2) of different laser oscillation modes from among fundamental oscillation wavelengths of laser beams passing through a wavelength conversion element 13, and...