Dobdin Sergey Yurievich RussiaSaratovSaratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83доцентsergant1986@ya.ua Author's articles Self-mixing Interferometry of Distance at Wavelength Modulation of Semiconductor Laser Methods of Autodyne Interferometry of the Distance by Injected Current Modulation of a Semiconductor Laser Method for Measuring Acceleration by the Spectrum of Self-Mixing Signal of Semiconductor Laser