Fig. 1.  Molecular structure of the azobenzene liquid-crystalline polymer.

Fig. 2.  Absorption spectrum of sample.

Fig. 3.  Setup of the photoinduced birefringence experiment. P1, P2, and P3 refer to polarizer.

Fig. 4.  Experimental setup for polarization grating recording and detection. P, polarizer; BS, beam splitter; M, mirrors; H and Q refer to the half-wave plate and quarter-wave plate, respectively.

Fig. 5.  Temporal behavior of photoinduced birefringence under various pump intensities.

Fig. 6.  Polarization modulation of a light field in recording with two waves with orthogonal circularly polarizations ( right- and left-hand).

Fig. 7.  Real-time behavior of the ± first-order diffraction efficiency in polarization holographic recordings with OC mode.

Fig. 8.  Polarization conversions for ± first-order diffracted beam. The polarization state images are screenshots obtained from the polarimeter. The upper left corner indicates the polarization direction of the circularly polarized light.