Using He-Ne laser as recording and readout beam,the modulator based on double LCD as data input unit,the demodulator based on double CCD as data output unit,ternary digit optical data was made on bacteriorhopsin film by Fourier transform holographic method.

Simulation of effect of non-uniform input image on characteristics of output image of optical novelty filter based bacteriorhodopsin film;

Digital optical operation in multilateral system by bacteriorhodopsin film;