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Fujifilm Patents a New Refinement to Its PDAF Autofocus

A newly published Fujifilm patent of October 6, 2026, describes a potential refinement to the company’s existing phase-detection autofocus (PDAF) technology. Rather than introducing a completely new autofocus system, the patent focuses on how the camera analyses phase-detection pixel signals to determine…

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Primes vs zooms, focal lengths, mounts, and optical stabilization basics.

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