Virtual Production LED-Wall Nyquist Moiré & Diffraction Sweet-Spot Calculator

Deterministic 2D spatial Nyquist sampling alias beat frequency |f_sensor - M·f_LED| + Circle-of-Confusion (CoC >= 1.85 · p_LED) optical low-pass solver engine (.jpg, .dng, .json, .pdf) built for ROE Visual, Brompton Tessera, ARRI, Unreal Engine ICVFX — zero-upload ephemeral Wasm RAM execution.

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