Fig. 1. Typical LC phase modulator sandwiched by polarizer and analyzer.

Fig. 2. Configuration of the adaptive modulation system.

Fig. 3. Operating principle of the adaptive modulation system.

Fig. 4. (a) Picture of the LC phase modulator and driving board. (b) Structure of the LC phase modulator in one pitch.

Fig. 5. Two-dimensional image and transmittance distribution. (a) Measurement result of luminance distribution and transmittance distribution without voltage. (b) Simulation result of luminance distribution and transmittance distribution. Measurement result of luminance distribution and transmittance distribution with voltage (c) before modulation and (d) after modulation.

Fig. 6. Ideal refractive index distribution and measurement refractive index distribution before and after modulation.