LASER DEVICE, IGNITION SYSTEM, AND INTERNAL COMBUSTION ENGINE

A laser device (200) is provided including a light source (201) configured to emit light, a light transmission member (204) configured to transmit the light emitted from the light source (201), a plurality of optical elements (205) disposed in an optical path of the light transmitted by the light transmission member (204), a laser resonator (206) which the light passed through the plurality of optical elements (205) enter, and an adjuster (207) configured to adjust a position of at least one of the plurality of optical elements (205).