What filter size does the Nikon NIKKOR Z 20mm f/1.8 S take?

The Nikon NIKKOR Z 20mm f/1.8 S takes 77mm screw-in filters — its front filter thread is 77mm. Any standard 77mm UV, polarizer or ND filter screws straight on.

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Nikon Z lenses that share the 77mm thread

Buy one good set of 77mm filters and it also fits:

• Nikon NIKKOR Z 100-400mm f/4.5-5.6 VR S — 100-400mm f/4.5-5.6
• Nikon NIKKOR Z 24-120mm f/4 S — 24-120mm f/4
• Nikon NIKKOR Z 28-400mm f/4-8 VR — 28-400mm f/4-8
• Nikon NIKKOR Z 70-200mm f/2.8 VR S — 70-200mm f/2.8
• Viltrox AF 16mm f/1.8 — 16mm f/1.8
• Viltrox AF 75mm f/1.2 PRO — 75mm f/1.2

Screw-in filters are mount-agnostic — 11 verified lenses on other mounts also take 77mm: see every 77mm lens.

A step-up ring also lets a 77mm lens use one size-larger filters, which is how many photographers standardize a single filter set across lenses.

All 77mm lenses: the 77mm hub · every covered lens: filter sizes index · this lens on Amazon: Nikon NIKKOR Z 20mm f/1.8 S

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.