Segmented interference array integrated optical imaging technology is an important branch in the development of advanced optical remote sensing imaging detection technology. Aiming at the problem of insufficient zero-frequency frequency in the existing segmented interference array integrated optical imaging system, this paper proposes a new design combining traditional lens and microlens array. By filling a single lens in the center of the wheel-type lens array to increase the number of zero-frequency and low-frequency information sampling points thereby effectively improving the imaging quality. The research results will provide a new idea for the optimal design of the segmented interference array integrated optical imaging system.
KEYWORDS: Integral imaging, Energy efficiency, 3D image reconstruction, Liquid crystals, 3D image processing, 3D displays, Image quality, LCDs, Waveguides, Displays, Diffraction
Different from backlight for panel display, the backlight for integral imaging should be directional in order to improve the viewing quality. A method for eliminating the flipped image and improving the optical efficiency for integral imaging is proposed by using directional backlight with diffractive grating. The light from one elemental image reaching the neighboring elemental lens can be eliminated with directional backlight. The effect of the backlight angular divergence and pixel structure on crosstalk and the viewing angle is analyzed. Simulation and experiment show the validity of the proposed method.
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