What filter size does the Fujifilm XF 23mm f/2 R WR take?

The Fujifilm XF 23mm f/2 R WR takes 43mm screw-in filters — its front filter thread is 43mm. Any standard 43mm UV, polarizer or ND filter screws straight on.

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Fujifilm X lenses that share the 43mm thread

Buy one good set of 43mm filters and it also fits:

• Fujifilm XF 35mm f/2 R WR — 35mm f/2

Screw-in filters are mount-agnostic — 2 verified lenses on other mounts also take 43mm: see every 43mm lens.

A step-up ring also lets a 43mm lens use one size-larger filters, which is how many photographers standardize a single filter set across lenses.

All 43mm lenses: the 43mm hub · every covered lens: filter sizes index · this lens on Amazon: Fujifilm XF 23mm f/2 R WR

Thread sizes verified 2026-08-28 against community-maintained per-mount lens specification tables (compiled from the manufacturers' own spec sheets), matched brand-strictly to our lens index. Lenses whose thread we could not uniquely verify are left out rather than guessed — coverage grows as verified data lands.