| 摘要 |
An optical module includes a semiconductor laser for output light with a wavelength, a temperature stabilization unit arranged for adjusting temperature of the semiconductor laser, and a controller for controlling a current injected to the semiconductor leaser by the use of a first function in accordance with changing of the wavelength on the bases of heat at the time of changing of the wavelength of the outputted light of the semiconductor leaser in a predetermined first period, and controlling the current injected to the semiconductor leaser by the use of a second function in accordance with changing of the wavelength on the bases of the temperature stabilization unit in a predetermined second period after the first period.
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