Fujinon SFS 250mm f/5.6

Fujinon SFS 250mm f/5.6 is the soft-focus LF lens at 250mm — the longer SFS sibling, suited to head-and-shoulders portrait work on 4×5.

Key features

• Mount: Copal 1 shutter (1s to 1/400, X-sync at all speeds)
• Focal length: 250mm
• Maximum aperture: f/5.6
• Image circle: ~280mm at f/22 — covers 4×5 with generous movements; covers 5×7 with movements
• Optical formula: Soft-focus (deliberate spherical aberration)
• Adjustable softness — varies with aperture

Use case + rendering

The 250 SFS is the portrait-tele soft-focus 4×5 + 5×7 lens. Long focal length on 4×5 produces shallower DoF + flattering perspective compression for traditional portrait work; the soft-focus character adds the dreamy quality favored in classical portrait aesthetic.

Compatible cameras

• Toyo 45A / Toyo 45AII / Toyo 45G
• Cambo SC / Cambo Calumet 45NX
• 5×7 view cameras

Related lenses

• Fujinon SFS 180mm f/5.6 — wider SFS sibling
• Fujinon NWS 210mm f/5.6 — sharp standard alternative