Fig.1. Schemes of AOTFs: a) made of paratellurite (TeO2), b) made of quarts (SiO2).

1 - entrance non-polarized radiation; 2,7 - polarizers; 3 - anisotropic crystal; 4 - piezoelectric emitter of acoustic wave; 5 - absorber of acoustic wave; 6 - non diffracted radiation with starting polarization; 8 - diffracted radiation polarized ortogonal to starting polarization.