Nikon Nikkor SW 65mm f/4

Nikon Nikkor-SW 65mm f/4 is the fast Super-Wide LF lens at 65mm — Nikon's flagship 4×5 ultra-wide. Equivalent to roughly 18mm on 35mm. Among the brightest 65mm LF lenses available.

Key features

• Mount: Copal 0 shutter (1s to 1/500, X-sync at all speeds)
• Focal length: 65mm
• Maximum aperture: f/4 (the brightest 65mm LF lens)
• Image circle: ~170mm at f/22 — covers 4×5 with limited movements
• Optical formula: Nikon Super-Wide — symmetrical wide-angle plasmat
• Multi-coating standard

Use case + rendering

The 65/4 SW is the brightest 4×5 ultra-wide — f/4 is meaningfully brighter than competitor f/4.5 and f/5.6 65mm lenses for ground-glass focusing. Nikon's reputation for high-resolution glass extends to the LF lineup; the 65 SW is sharp and well-corrected.

Compatible cameras

• Toyo 45A / Toyo 45AII / Toyo 45G — bag bellows recommended
• Cambo SC / Cambo Calumet 45NX — bag bellows recommended
• Graflex Crown Graphic

Related lenses

• Nikon Nikkor-SW 75mm f/4.5 — adjacent longer SW
• Schneider Super-Angulon 65mm f/5.6 — Schneider equivalent
• Fujinon SWD 65mm f/5.6 — Fujinon equivalent
• Rodenstock Grandagon-N 65mm f/4.5 — Rodenstock equivalent