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    Area of Science:

    • Optics and Photonics
    • Wavefront Shaping
    • Computational Imaging

    Background:

    • Generating orthonormal optical fields is crucial for various applications.
    • Existing methods using spatial light modulators (SLM) or digital micromirror devices (DMD) often suffer from accuracy limitations, resolution loss, and intensity reduction.

    Purpose of the Study:

    • To present a novel method for constructing exact orthonormal optical fields on phase-only hardware.
    • To enable generation without loss of resolution or intensity.
    • To provide control over field properties like smoothness, symmetry, and shape.

    Main Methods:

    • A new algorithm to orthonormalize any given set of optical fields.
    • Implementation on phase-only spatial light modulators.
    • Demonstration in a wavefront shaping experiment.

    Main Results:

    • Achieved exact generation of orthonormal fields on phase-only hardware.
    • Preserved resolution and intensity.
    • Demonstrated a 1.5x performance increase in wavefront shaping compared to non-orthonormal bases.

    Conclusions:

    • The proposed method offers a superior alternative for generating orthonormal optical fields.
    • It provides flexibility and improved performance in applications like wavefront shaping.
    • This technique can serve as a 'drop-in replacement' for existing field generation methods.