Multi-Format Cinema Lens Equivalence Matrix (S16 / S35 / VistaVision / Alexa 65 / IMAX)

Deterministic Horizontal active-gate width ratio k_w = W_ref / W_cam -> f_eq = f_ref / k_w & entrance-pupil matched T_eq = T_ref / k_w engine (.json, .pdf, .svg) built for ARRI Rental, Panavision, IMAX, Zeiss Supreme — zero-upload ephemeral Wasm RAM execution.

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